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How to Find the Standard Deviation, Variance, Mean, Mode, and Range for any Data Set 

PreMath
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2 окт 2024

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Комментарии : 472   
@darshilpandya8851
@darshilpandya8851 3 года назад
Thankyou from the bottom of my heart. This helped me alot , when my all hopes were gone!
@PreMath
@PreMath 3 года назад
You are very welcome Darshil! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and all the best😃 Keep smiling😊 Enjoy every moment of your life 🌻
@ricardonig5602
@ricardonig5602 3 года назад
Darshil did u know that u r adopted?
@Top15sMemesVideosiOS
@Top15sMemesVideosiOS 3 года назад
@@ricardonig5602 Oh God! Gr8 comment 😂😂😂
@mohamedumar4614
@mohamedumar4614 3 года назад
Right before the day of exam right 😆😆😆
@Top15sMemesVideosiOS
@Top15sMemesVideosiOS 3 года назад
@@mohamedumar4614 😂😂
@gnxgaming4714
@gnxgaming4714 2 года назад
Ultra Legends watching 1 hr before exam,🤟🤟🤟
@rasughimire8297
@rasughimire8297 11 месяцев назад
Same here
@tayyabasadik7705
@tayyabasadik7705 10 месяцев назад
Hahaha same
@angelaodero6797
@angelaodero6797 10 месяцев назад
😅
@aalimilahi8757
@aalimilahi8757 10 месяцев назад
😂😂💯😆
@liyancatalan
@liyancatalan 10 месяцев назад
😭
@akhilajaykumar4922
@akhilajaykumar4922 3 года назад
Honest fact : youtube teaches better THAN THE SO CALLED EXPERT PROFESSORS of college
@FEDERAL_AID_RACING
@FEDERAL_AID_RACING 3 года назад
I totally agree with you.
@angieuzumaki24
@angieuzumaki24 3 года назад
Agreed!
@mollywilson5639
@mollywilson5639 2 года назад
facts
@ahimbisibwechristopher3137
@ahimbisibwechristopher3137 2 года назад
💯%true
@RahulKumar-ck1hr
@RahulKumar-ck1hr 2 года назад
@Akhil Ajay Kumar No bro actually it depends upon your mood ... When professor teaches you may not have the mood or desire to learn but when you search on RU-vid you actually have the mood or desire to learn something....
@proudHindu08
@proudHindu08 2 года назад
This is actual teaching, I need this type of teaching.
@Ranger24-z9b
@Ranger24-z9b 10 месяцев назад
i graduated from bachelors long ago and i almost forgot everything. i recently joined and started to study MBA so this really helped.. thank you !! the best teacher!!!
@allthatmakeupALY
@allthatmakeupALY 2 года назад
Wow, thank you so very much! I have a test in 3 hours and I was worried about my basic math (stats) skills because I haven't had to do them in a while and this has made it so extremely easy! Thank you sooooo much!
@kiran7476
@kiran7476 3 года назад
Short + clear and crisp explanation!! Thanks for the video Sir!
@irenevillatoro2975
@irenevillatoro2975 2 года назад
😊 thank you so much you deserve blessings in your life. In a 8 minutes video just learned what I didn’t In a 3 weeks at school.
@dhirajkarne5404
@dhirajkarne5404 Год назад
This Steps I didn't understand in last 6 months in my class you Teach me in just single video and alot😊🙏
@stunna_babieimperial9080
@stunna_babieimperial9080 Час назад
Thank you, you’ve helped me understand stand chapter 1 of stat. And I was so confused after 2weeks of learning with my teacher… he goes so fast I was hard to understand
@vonneltaft
@vonneltaft 3 года назад
Thank you you explain very well from Paradis Island. Greetings from my Eldian people here.
@PreMath
@PreMath 3 года назад
You are very welcome Owen! Glad to hear from Paradis Island with beautiful people! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and all the best😃 Have a very happy and blessed New Year!
@brenn.exe18
@brenn.exe18 3 года назад
HAHAHA shinzou wo Sasageyo
@mariusbiago9590
@mariusbiago9590 Год назад
I WISH YOU WAS MY TEACHER ,SO SIMPLE EXPLANATION AND SMART GENTLEMAN THANK YOU
@PreMath
@PreMath Год назад
Thanks for your feedback! Cheers! 😀
@sameer9045
@sameer9045 Год назад
You are incredible , Other teachers take around atleast 30:00 min. To explain all these , But you did it all within 8 .... Really incredible
@anagarcia9305
@anagarcia9305 3 года назад
Thank you sir. I have an exam later today and I was not able to join our online meeting for this topic. This video helps a lot.
@PreMath
@PreMath 3 года назад
Glad to hear that Ana! I'm sure you are a brilliant and bright student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and all the best😃
@Kunal-jp8tn
@Kunal-jp8tn 3 года назад
Is the standard deviation formula written right? I mean it should be n instead of n-1!
@SimplyABoss
@SimplyABoss 3 года назад
MAJOR HELP. APPRECIATE YOU SO SO SO SO MUCH.
@PreMath
@PreMath 3 года назад
So nice of you Jasmin! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and all the best😃
@ZohaibKhan-i6n
@ZohaibKhan-i6n 12 дней назад
Unprecedented explaination sir long live sir😊😊
@samanthamactribouy
@samanthamactribouy 3 года назад
Thank you for this video, you made it easy and very clear to understand. i was lost before and this explanation helped a lot especially with the variance and standard deviation part.
@PreMath
@PreMath 3 года назад
You are very welcome Samantha! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and all the best😃 Have a very happy and blessed New Year!
@mjmendenilla9023
@mjmendenilla9023 2 года назад
I learned a lot from this video discussion. Thank you so much!!💚
@yip2454
@yip2454 3 года назад
Very very good explanation for slow learners like myself thanks!!
@PreMath
@PreMath 3 года назад
So nice of you Pierre! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and stay blessed😃 Keep smiling😊
@KhalidABDxB
@KhalidABDxB 3 года назад
Thanks for the explanation Sir, you really helped me out 😁🖤
@PreMath
@PreMath 3 года назад
You are very welcome Khalid! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and all the best😃
@garginaik5652
@garginaik5652 11 месяцев назад
This video is made before 6 years, still it is helpful in 2023 😂😂
@gethmirupasinghe2826
@gethmirupasinghe2826 3 года назад
Very helpful sir..thank you so much
@allinone8467
@allinone8467 2 года назад
Thank you so much... Very easy explanation ....
@andreacastillo6714
@andreacastillo6714 4 года назад
Thank you so much, you made so so easy :)
@PreMath
@PreMath 4 года назад
You are very welcome Andrea Castillo! Take care dear and all the best😃
@gabrielaseverino3298
@gabrielaseverino3298 3 месяца назад
You are the best!
@thewatcher5382
@thewatcher5382 3 года назад
Omg good thing i find your video thank you dude i can now answer my activities
@PreMath
@PreMath 3 года назад
You are very welcome! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and all the best😃
@TukeiElvisPriscilla
@TukeiElvisPriscilla Год назад
its much easier .thank you sir
@ccarl340
@ccarl340 2 года назад
Thank you for this video i wish you well
@lyramitchiekosantiago3724
@lyramitchiekosantiago3724 2 года назад
This is very helpful. Thankyou so much
@hudanajam7695
@hudanajam7695 Год назад
Thankyou boht acha explain kiya
@PreMath
@PreMath Год назад
Shukriya Thanks for your feedback! Cheers! You are awesome, Najam. Keep it up 👍 Love and prayers from the USA! 😀 Stay blessed 😀
@emmaculategracewanjiru3073
@emmaculategracewanjiru3073 3 года назад
Thank you a lot,,, you really helped me
@PreMath
@PreMath 3 года назад
Most welcome dear Thanks Grace for the visit! You are awesome 👍 Take care dear and stay blessed😃 Kind regards Love and prayers from Arizona, USA!
@mmusicraja
@mmusicraja 3 года назад
Awesome and thanks sir🙏
@surekhaminalkar5281
@surekhaminalkar5281 2 года назад
Thank you 🙏 sir now I understood what is basic statistics
@srirammkm
@srirammkm 3 года назад
isn't it simply N ? i think it's not N-1 or else you should mention about sample SD
@simegnbekalu1957
@simegnbekalu1957 Год назад
Good job I'm like it
@makhananicharmainr5870
@makhananicharmainr5870 3 года назад
very helpful, nicely explained
@PreMath
@PreMath 3 года назад
So nice of you Makhanani! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and all the best😃
@lester9942
@lester9942 3 года назад
Thank you SIR! This helped me a lot❤️❤️
@shalikaparveen9526
@shalikaparveen9526 4 месяца назад
Explained well sir
@boluadenuga3102
@boluadenuga3102 3 года назад
please why exactly are you using n-1 instead of n alone?
@hazelsndtv9200
@hazelsndtv9200 3 года назад
Thank you! It help a lot in my online activities, well explained! ♥
@PreMath
@PreMath 3 года назад
You are very welcome Hazel! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and all the best😃
@Hackerstab
@Hackerstab 3 года назад
Thank you so much! I completely understood this :D
@isaiahcalebgerman5101
@isaiahcalebgerman5101 2 года назад
Sir in the variance part where did you get n-1 where did you get the number 1?
@shiwanimaurya3147
@shiwanimaurya3147 2 года назад
Made so easy...👍🏻
@gladysfallore5058
@gladysfallore5058 3 года назад
Hello sir...permission to use this video for my online class... Thank you sir...
@PreMath
@PreMath 3 года назад
Dear Gladys. You have my complete permission to use any video from the PreMath RU-vid Channel so long as no changes are made to the video, the blue “PreMath” watermark is visible on the edge of the screen, and the video is directly embedded from RU-vid without being downloaded in any way. I appreciate you contacting and am grateful for this opportunity for more students to benefit from the videos that I make. Take care dear and stay blessed😃 Kind regards
@leonielgalindez9432
@leonielgalindez9432 3 года назад
I love the way you explained❣️ love philippines 💞
@PreMath
@PreMath 3 года назад
So nice of you Leoniel! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and all the best😃 Have a very happy and blessed New Year! Love and prayers from USA!
@sreemathi1168
@sreemathi1168 3 года назад
Nice simple understandable explanation
@PreMath
@PreMath 3 года назад
Glad you think so Sree! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and all the best😃
@ssdnews2863
@ssdnews2863 3 года назад
This is such a small video but covers all the topics so well ! Very thankful to you
@chimkennugget4243
@chimkennugget4243 2 года назад
Holy shit my teacher literally rambled about this for an hour and we still haven't learned anything. But this? 8 minutes!
@jaaaayt.20
@jaaaayt.20 3 года назад
liked and watched the video!!
@amethyst_7896
@amethyst_7896 3 года назад
Thank you SO SO much!!
@RajeshKumar-jm7ie
@RajeshKumar-jm7ie 3 года назад
Thanks for helping 😊😊😊
@anjalipradhan6453
@anjalipradhan6453 3 года назад
Nice... Very useful vedio..
@AddisChess16985
@AddisChess16985 4 года назад
nice video broo thank you very much it is really helpful
@PreMath
@PreMath 4 года назад
You're very welcome! Thank you so much for taking the time to leave this comment. I'm glad you liked it! Your feedback is always appreciated. Please keep supporting my channel. Kind regards :)
@hackerszone892
@hackerszone892 3 месяца назад
Watching while writing exam
@rashidkhan4455
@rashidkhan4455 4 года назад
Love the way he explained _ I never ever seen this way of explanation ( Thanks Sir )
@PreMath
@PreMath 4 года назад
You are very welcome Muhammad! I'm sure you are a brilliant and bright student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and all the best😃
@cabdullaahin2311
@cabdullaahin2311 3 года назад
Masha allah thanks my teacher
@PreMath
@PreMath 3 года назад
You are very welcome Cabullaahi! I'm sure you are a brilliant and bright student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and all the best😃 Jazakallah dear!
@cathychepko
@cathychepko 2 года назад
Thank you!
@nayabaslam6031
@nayabaslam6031 2 месяца назад
Well explained
@asadmehmoodbsstatistics57
@asadmehmoodbsstatistics57 3 года назад
May allah bless you for a long life
@PreMath
@PreMath 3 года назад
Thanks dear! You are the best😀 Keep keep me in prayers.
@cherry7198
@cherry7198 2 года назад
Omg. You explained it so well. Needed this for my exam and this was completely vanished from my brain. Thanks 😊
@paulmcdowall6660
@paulmcdowall6660 10 месяцев назад
excellent! thank you
@hlengiwengutha7844
@hlengiwengutha7844 3 года назад
Help please. A retailer observes that the demand for a popular board game averages 40 per week with the standard deviation of 13. If the seller wishes to have adequate stock 99% of the time, at least how many games must she keep on hand?
@PreMath
@PreMath 3 года назад
Dear Hlengiwe Ngutha, the answer will be 73.488 It'll be hard for me to explain in terms of normal distribution and z-scores. I'll upload the video on this topic/problem very soon. Let me know what do you think. Thanks for asking. Take care dear and all the best😃
@appy3750
@appy3750 2 года назад
Sooo much helpful video.I think none of them videos i watched explained so nicely 👌Thankyou Sir🙏🙏🙏
@Mongli_17
@Mongli_17 2 года назад
Sir No i am totally confused In variance and SD Denominator is Only n not n-1 I just now read on Google and books too
@Mongli_17
@Mongli_17 2 года назад
Plzzzzz reply sir
@prashantdurge8855
@prashantdurge8855 2 года назад
Tq Good Video Keep it up ☺️
@rushijoshi1848
@rushijoshi1848 3 года назад
Thanks a lot sir.
@PreMath
@PreMath 3 года назад
You are very welcome Rushi I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and all the best😃
@kartikeyanchelladurai7210
@kartikeyanchelladurai7210 3 года назад
Thank you sir👍🙏🤗
@annavivian1702
@annavivian1702 3 года назад
Am really grateful for this, it has really helped me in understanding this concept.
@manhalqazi1163
@manhalqazi1163 11 месяцев назад
The formula doesn't have a n-1
@naveennair9337
@naveennair9337 3 года назад
hey ..i have a doubt isnt it just n and not n-1 in the denominator
@PreMath
@PreMath 3 года назад
Dear Naveen, we are dealing with the SAMPLE data! Therefore, we'll be using n - 1 in the denominator. We use n in the denominator ONLY if we are dealing with the population. Thanks for asking. Take care dear and all the best😃
@sscdynamites5435
@sscdynamites5435 3 года назад
@@PreMath 'n' is right in case of variance and standard deviation for ungrouped data in denominator.
@امفطومة-ذ5ه
@امفطومة-ذ5ه 3 года назад
Thank you
@PreMath
@PreMath 3 года назад
So nice of you dear! You are awesome 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and stay blessed😃
@mathliraichand1574
@mathliraichand1574 3 года назад
Thank you❤️
@dilrebayurou2994
@dilrebayurou2994 2 года назад
Thanks you very much
@jairah2418
@jairah2418 2 года назад
Why does it doesn't include the negative sign in square root?
@gladwelltsitsi4144
@gladwelltsitsi4144 2 года назад
Very wonderful.
@SteelyFl1nch
@SteelyFl1nch 3 года назад
I searched 99 channels but none of them explained in such a good way keep up the good work sir👍💎
@PreMath
@PreMath 3 года назад
Thanks and welcome dear😃 You are the best👍
@ahimbisibwechristopher3137
@ahimbisibwechristopher3137 2 года назад
Thanks so much for explaining very well you are excellent Add more of quantitative methods
@asyraafzahar6473
@asyraafzahar6473 4 года назад
I came here bcs of dr kesh kudos to you sir !!
@PreMath
@PreMath 4 года назад
Thank you so much! Please keep supporting my channel. Kind regards 😀
@HollyJeanD
@HollyJeanD 3 года назад
Finally, after ten different videos, one that makes sense! 😁
@tharunvarma9595
@tharunvarma9595 Год назад
Tqu very much sir 👍
@pradipraodarekar1106
@pradipraodarekar1106 3 года назад
Small video big knowledge📚📚 OP 🔥🔥
@poojarana3587
@poojarana3587 3 года назад
Waooo its amazing 😍😍😍
@superioconcious1400
@superioconcious1400 2 года назад
Finals coming up and this is going to be on the test😁
@AqsaRasheed-z6j
@AqsaRasheed-z6j 2 года назад
amazing teacher thanks for making this video this gave me tremendous way of understanding of these tricky term's 👍 love from 🇵🇰
@PreMath
@PreMath 2 года назад
Glad to hear that! So nice of you, Aqsa Thank you for your feedback! Cheers! . You are awesome. Keep it up. 👍 Love and prayers from the USA! 😀
@EzerDapilaga
@EzerDapilaga Год назад
This really helped me. I was struggling to know how to do the Standard Deviation until I saw this video. this really educated me and made me understand now. I want to recommend this for other people to watch
@KhanMuhammad-cn7mh
@KhanMuhammad-cn7mh 3 года назад
thank u very muchhh sir
@lovemarie2313
@lovemarie2313 3 года назад
thank you for making this vid it helps me alot
@PreMath
@PreMath 3 года назад
You are very welcome dear! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing my channel with your family and friends. Take care dear and stay blessed and healthy😃 Keep smiling😃
@jeanvictormaputol9366
@jeanvictormaputol9366 3 года назад
Shout please for your next video I'm always watching if I cannot understand some of the needed to answer imean if I cannot understand the explanation on module
@PreMath
@PreMath 3 года назад
You are very welcome Jean! I'm sure you are an awesome student 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and all the best😃 Have a very happy and blessed New Year!
@naushabatalat1332
@naushabatalat1332 2 года назад
Where is the standard deviation and are mean and deviation same thing ?
@TousiqAli-um6bt
@TousiqAli-um6bt 22 дня назад
I have tried many times to learn this but can't succeeded. Im repeating my subject again, watched your this video and learned easily. Best Regards and Love from Pakistan.🥰
@Shif1212
@Shif1212 Год назад
If there is much single data..it means thare are 50dataes how to find easily please explain
@haseebaghaffar6456
@haseebaghaffar6456 Год назад
Thank you sir
@rohankaul04208
@rohankaul04208 3 года назад
Thanks sir, you really helps me a lot
@PreMath
@PreMath 3 года назад
So nice of you Shruti! You are awesome 👍 I'm glad you liked it! Please keep sharing premath channel with your family and friends. Take care dear and stay blessed😃
@roselynarabagali7374
@roselynarabagali7374 3 года назад
Thanks alot...I was locked here almost whole day.... but this lesson really help me..am so thankful. may my God bless you abundantly as you move on with your lesson.❤❤❤🙋‍♀️
@GEOTECHMEDIA256
@GEOTECHMEDIA256 Год назад
thanks a lot you simplified it for me
@PreMath
@PreMath Год назад
Glad it helped!
@shikimori1829
@shikimori1829 2 года назад
102÷7=14.571428571 do i need to copy 14.57 or 14.6? I'm a bet confused in putting decimal point.
@Miss_AriStarry
@Miss_AriStarry Год назад
Thank you so much for this video. I was lost and you helped me complete my homework
@PreMath
@PreMath Год назад
Glad to hear that! Thanks for your feedback! Cheers! You are awesome. Keep it up 👍 Love and prayers from the USA! 😀 Stay blessed 😀
@dharshigaming5713
@dharshigaming5713 Год назад
Standard deviation I think and is 7.164 not 7.165 can I please know why there is 7.165
@sadiashah6821
@sadiashah6821 11 месяцев назад
I didn't get the last two columns specifically the last column and standard deviation and variance You did not explain how we got their total and further method.
@SteelyFl1nch
@SteelyFl1nch 3 года назад
God saved me😰
@PreMath
@PreMath 3 года назад
Take care dear and stay blessed😃 Keep smiling😊
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Просмотров 939 тыс.