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Probability - addition and multiplication rules 

tecmath
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What is the probability of two events occurring together? First determine if the events and independent or dependant on eachother. Does replacement occur? Do you need product or addition rules? All this answered in this probability math lesson. To donate to the tecmath channel: paypal.me/tecmath?locale.x=en_AU To donate to the tecmath channel: paypal.me/tecmath?locale.x=en_AU
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3 сен 2019

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Комментарии : 53   
@_.rikin_
@_.rikin_ Год назад
never knew this would become such a clutch for my first exams thats happening tomorrow 😭 THANK YOU
@shaistatabraiz120
@shaistatabraiz120 2 года назад
Your videos are sooooooo good and helpful keep up the good work!!!!
@synriser6742
@synriser6742 4 года назад
What a great explanation, thanks again. Who said math is boring, just get your marbles out?
@DavidGiangNamPham
@DavidGiangNamPham Год назад
Thank you sir, your explanation, rules and diagram really helps
@maggydietcurrent8460
@maggydietcurrent8460 9 месяцев назад
your Video was very great. it saved me. thanks. you explain better than some university professors. keep up the good work.
@123rockstar2010
@123rockstar2010 4 года назад
Reminds me of highschool! 😊😊😊 Thank you sir!
@markdanielbonilla4548
@markdanielbonilla4548 2 года назад
Thank you for this video!
@Whataboutery_
@Whataboutery_ Год назад
Excellent explanation
@aaj_93
@aaj_93 Год назад
Great explanation sir ,, explaining probability through tree shape much better than function shape only ( which official Gmat book used )
@newideas5572
@newideas5572 4 года назад
Thanks!
@MrVoayer
@MrVoayer 4 года назад
Illustrative examples !
@Tsax1949
@Tsax1949 2 года назад
Thank you, thank you!
@mohuyapharikal
@mohuyapharikal 4 года назад
Good video
@chichan9013
@chichan9013 4 года назад
I have been wondering for a long time. Are you using a mouse to write?
@tecmath
@tecmath 4 года назад
Touchpad
@murphygreen8484
@murphygreen8484 4 года назад
How about maths of moving from one point to another through two or more different substrates that let you go different speeds?
@jiadp
@jiadp 2 года назад
Tecmath can you please solve this problem using the method you explained. You are walking to a ranger station. You go to one fork and you randomly go left. You go to another fork and randomly go right. There is one correct path. What is the probability you are on the correct path. Please make a video on this I am really confused. Thanks again and very good explanation. Please.
@porogami7yearsagoedited754
@porogami7yearsagoedited754 4 года назад
Wow just realised how many subs this channel has
@PrincessLuzmariia17
@PrincessLuzmariia17 4 года назад
Ty
@mathkh9333
@mathkh9333 4 года назад
I love math and you. I hope I can connect with you
@olafusiolamide27
@olafusiolamide27 4 года назад
Nice
@neelamrajawat5944
@neelamrajawat5944 4 года назад
can you plz make a video for compounded interest problems??
@divyoroy9056
@divyoroy9056 4 года назад
SMASHED THE LIKE BUTTON!
@murphygreen8484
@murphygreen8484 4 года назад
+
@JesseMoe99
@JesseMoe99 4 года назад
I’ve broke my phone for smashing it too hard
@siddigagaffar4620
@siddigagaffar4620 Год назад
when finding out the probability, do i simplify my answer in an exam?
@mdcs1992
@mdcs1992 4 года назад
Off topic? I was out of work but trying really hard to find a job. I managed to get 9 interviews in 11 months. I didn't get any of the jobs. The job centre guy insisted that with that many interviews he "couldn't understand why I hadn't got a job." i.e using his logic I had a greater chance of getting a job the more interviews I had. I tried to tell him the independent events probability applied because each interview was an independent event. As he was a bureaucrat he did not like it one bit being answered back to. Sooooo. am I right in saying the two possible outcomes of each interview resulting in a job offer are Yes and No and that the outcome of say the 6th interview does not affect the 7th interview. Hence each outcome was 1 in 2? This of course ignores things such as with every failure I got more and more desperate and this desperation showed. It also ignores things like if there are say 6 people interviewed including me then the probability of any one of us getting the job was 1 in 6. If you've read this far then thanks. Great channel by the way.
@sAv_Doll
@sAv_Doll Год назад
On the last part, why did you put 2 taken out randomly but only removed one apple? I thought two apples would be removed.
@GoodDeedsLeadTo
@GoodDeedsLeadTo 2 года назад
Probability does not add up to 1 in case of independent events?
@dinten3616
@dinten3616 4 года назад
hello can you help me in some equations?
@DavidGiangNamPham
@DavidGiangNamPham Год назад
@yayabelkacemi2488
@yayabelkacemi2488 4 года назад
make about Derivatives pleace teacher
@Johnsmith-we4wj
@Johnsmith-we4wj 4 года назад
Sorry I meant it was just dividing statics it has really planned any thing to predict probability other than statistics
@kekoop970
@kekoop970 4 года назад
800k im waiting so i can be the 800 thousaundth sub
@michaelpisciarino5348
@michaelpisciarino5348 4 года назад
*Probability* 0:09 Flipping A Coin or Marbles in a bag 1:19 Flipping a Coin 2 times Possible results of Flipping a Coin 2 times HH HT TH TT Independent Events 5:25 Mutually Exclusive events 6:25 Takeing Out Marbles from A Bag 7:18 Dependent Event *”Without Replacement”* Means-> Not Replacing Marbles. Not Replacing Marbles causes the Changing Probabilities Possible Results For Pulling 2 Marbles from a bag of 3 Blue Marbles and 2 Red Marbles BB BR RB RR 11:03 Probability of 1 Red and 1 Blue
@themagicpotato55
@themagicpotato55 3 года назад
E
@mohuyapharikal
@mohuyapharikal 4 года назад
1st commenter
@amandandhlovu260
@amandandhlovu260 4 года назад
I want construction
@shivsonawane5411
@shivsonawane5411 Год назад
Bro sounds like Jeremy Clarkson from Top Gear
@dorischoo
@dorischoo 2 года назад
Stimulating
@chuezo8225
@chuezo8225 4 года назад
HA FIRST COMMENT
@tabaks
@tabaks 4 года назад
IndependEnt.
@nickinlondon4644
@nickinlondon4644 4 года назад
You are a very good maths teacher, so please stick to that and don't try teaching English. 'Independent' and 'dependent' are not spelt with an 'a'! :-)
@tecmath
@tecmath 4 года назад
Thanks for that!
@Albkiller22
@Albkiller22 4 года назад
Damn maybe say that in a nicer way because I am sure he wasn't trying to teach English but you stick to being a jerk to people
@nickinlondon4644
@nickinlondon4644 4 года назад
@@Albkiller22 Or you could try getting a sense of humour. It was a joke! I liked the video and said what a good maths teacher he is. Don't be so aggressive.
@Albkiller22
@Albkiller22 4 года назад
@@nickinlondon4644 no humor seen just seen someone pretentious
@nickinlondon4644
@nickinlondon4644 4 года назад
@@Albkiller22 Pretentious? Moi? What a hurtful accusation. Oh well, sic vita est ...
@Johnsmith-we4wj
@Johnsmith-we4wj 4 года назад
All you have said is nothing 1 in 2 1 in 4 my god makes no sense and by the way no sense adds to o wait 1 in 2 nonsense
@angelherrera5583
@angelherrera5583 4 года назад
Could you elaborate?
@gaming2m106
@gaming2m106 Год назад
BD. Nice 🤩
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