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How to choose an appropriate statistical test 

TileStats
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Watch this video to see how to select a multivariate statistical test:
• How to select a multiv...
See all my videos at www.tilestats.com/
In this video we will see how to choose among the following statistical test: one-sample t-test, paired t-test, unpaired t-test, repeated-measures ANOVA, one-way ANOVA, Wilcoxon signed-rank, sign test, WMW, Mann-Whitney U-test, Friedman, Kruskal-Wallis, McNemar, Chi-square, one or two proportion Z-test, Pearson correlation, Spearman correlation, chi-square goodness-of-fit, the one-proportion Z-test, linear regression, Fisher's exact test

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8 сен 2021

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Комментарии : 60   
@tilestats
@tilestats 9 месяцев назад
If you like this video, you might also like my new video about how to select a multivariate analysis or ML method studio.ru-vid.comXMZ_0aloVAc/edit
@AMADIGIFT-ui8ud
@AMADIGIFT-ui8ud 6 дней назад
This is so great. You're a good teacher, you explained what I have been trying to understand for more than a year in less than 30 minutes. You just got a new subscriber.
@we-are-electric1445
@we-are-electric1445 Год назад
A really good summary. There are not enough videos like this. There are too many videos out there telling you about statistics but not how to use them and which test should be used where.
@DSScully
@DSScully Год назад
This
@clma75
@clma75 9 месяцев назад
I found this very helpful for choosing how to analyze my data for my project. This is the first video out of a gazillion watched that effectively summarized this information in one video,.
@riyaaa.sharmaa
@riyaaa.sharmaa Год назад
This is literally the first time I’ve understood the tests. Very crisp and a very very good video explaining all concepts. Thank you sooo so sooo much!!!!!!!
@sebinpark1638
@sebinpark1638 2 года назад
I learned 1 year of statistics in 18 minutes Thank you
@wenmockan
@wenmockan Год назад
The sign of a good teacher
@alirasteqar243
@alirasteqar243 2 года назад
More Than 10 years I have tried to find something like this. Great, Superrrrrrrrrrrrrrrr. All other except this video are not complete or totally garbage. Thankssssssssssssssssssss.
@tilestats
@tilestats 2 года назад
Thank you!
@user-jq6lu
@user-jq6lu Год назад
Thank you so much... was at my wit's end as I flunked stats last semester and had to resit the module. Chanced upon your video playlists which helped greatly! Am never good at maths. Viewed almost all 47 videos where you explained in such good layman terms until even I can understand. Today's exam results day and I finally cleared stats!!! Have subscribed...
@aganmariadonnafem.7915
@aganmariadonnafem.7915 Год назад
Very well-explained! I love your approach in teaching using the algorithm and examples. Thank you so much! 🙏
@abhijitmondal4850
@abhijitmondal4850 2 месяца назад
Each and every ward and sentences are wisely chosen by the author. ONE YEAR OF BIOSTST IN A NUTSHELL. ❤❤
@aubreyhoward2673
@aubreyhoward2673 Год назад
SUPER helpful summary video. Thanks!
@dirkaloha
@dirkaloha Год назад
I’m so grateful for this explanation. It will help me on my DNP research paper. I saved it for future reference.
@elenapopova4569
@elenapopova4569 Год назад
Awesome video! I am completely new to stats and this video obviously will safe my live! Thank you very much! I wish you all the best!
@danorts9577
@danorts9577 Год назад
Awesome summary of the topic! Thank you, it helped me a lot!
@anubhutisingh8863
@anubhutisingh8863 9 месяцев назад
Very well presented with easy to understand examples. Thanks a Lot.
@anubratadas1
@anubratadas1 Год назад
Thank you so much for this fantastic summary!
@BJ_design
@BJ_design 5 месяцев назад
Great video, simple to the point and kept a consistent graphical layout which helped my understanding even more :)
@Alka_Kavyanshi
@Alka_Kavyanshi 2 года назад
Thankyou so much for your help ❤️❤️❤️🙏🙏🙏🙏 very informative yet brief description 👍
@radhabane7941
@radhabane7941 Год назад
Thank you so much... Very grateful for this informative presentation with video.. The examples covered are simple and easy to understand.. I m pursuing my phd and was really stuck with data analysis chapter
@smr0018
@smr0018 8 месяцев назад
Awesome Thank you so much for the comprehensive explanation.
@digitalsustainability
@digitalsustainability 2 года назад
This is very succinct and useful! Thank you!
@tilestats
@tilestats 2 года назад
Thank you!
@mdmahmudulhasanmiddya9632
@mdmahmudulhasanmiddya9632 Год назад
U r very knowledgeable person sir.
@inna_b_26
@inna_b_26 7 месяцев назад
the best explanation I've heard
@sarambe
@sarambe Год назад
a beautiful video it is saving my life and. I will share this with my lecturer to use as an easy example for students
@user-hx9kl9ko8q
@user-hx9kl9ko8q 8 месяцев назад
Hey, thanks a lot for making this video. It is really helpful.
@abm_kamrul_hasan
@abm_kamrul_hasan Год назад
Well explained. Thank you.
@felekeassefa1320
@felekeassefa1320 Год назад
Great video !
@sridharr2025
@sridharr2025 18 дней назад
Very useful video, thank you
@tilestats
@tilestats 2 года назад
I got this comment "Great summary video! Do parametric assumptions for the Pearson test mean that all the independent and dependent variables have a normal distribution? So if just one of the independent or dependent does not fit normal distribution in our dataset, Pearson should not be used?" Answer: Note that the variables are not defined as independent or dependent in correlation. It does not matter, which variable you put on the x- or y-axis (in contrast to linear regression). Each pair of variables should show a bivariate normal distribution but more importantly, the data should not contain outliers as I describe in the video about the Spearman correlation.
@sananalungu6425
@sananalungu6425 11 месяцев назад
Really good explanation ❤
@tedransom8087
@tedransom8087 2 года назад
Thank you! I wish I had this guide 10 years ago.
@tilestats
@tilestats 2 года назад
Thank you!
@tilestats
@tilestats 2 года назад
It is now possible to buy this video as a pdf. payhip.com/TileStats
@dr.anasababneh284
@dr.anasababneh284 2 года назад
wow, this is amazing. Keep the great work. I've subscribed to support you
@tilestats
@tilestats 2 года назад
Thank you!
@carlospazymino7405
@carlospazymino7405 7 месяцев назад
Amazing thank you so much.
@rafaurendez3683
@rafaurendez3683 Год назад
Great video! Already subscribed!
@anjalirajshre8844
@anjalirajshre8844 Месяц назад
Thank you
@niloofarkh4779
@niloofarkh4779 4 месяца назад
perfect , thank u so much
@user-fr4vv7vt8q
@user-fr4vv7vt8q 2 года назад
Very nice, thanks!
@tilestats
@tilestats 2 года назад
Thank you!
@pedrohenriquecarneiro904
@pedrohenriquecarneiro904 Год назад
Nice video!
@fionaxacur1283
@fionaxacur1283 Год назад
Thanks!
@sahilkathuria9850
@sahilkathuria9850 11 месяцев назад
Best summarisation video I have come across. Just one doubt, in case of Paired study for a continuous variable , and if data distribution is not normal, say higly skewed cant we use Wilkcoxon signed rank test as you mentioned in the video that we need to have symmetric distribution in order to apply Wilcoxon test
@tilestats
@tilestats 11 месяцев назад
If the data (differences between the pairs) is skewed, you can use the Sign test.
@sumanamaggy1093
@sumanamaggy1093 Месяц назад
Data between the pairs is skewed means, their means are so different? How to find it without doing t test or should we simply do histogram and find wthere they are skewed or not?
@ela6865
@ela6865 9 месяцев назад
thanks
@sumanamaggy1093
@sumanamaggy1093 Месяц назад
I have done case control matching so i have 110 data points out of which 55 are matched with other 55, now i have continuous variable, which test to use
@tilestats
@tilestats Месяц назад
Sounds like a paired t-test. Check this video and see if it fits your design. ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-dqK0wlWMrD8.html
@NEPALAYA185
@NEPALAYA185 11 месяцев назад
Hy, which analysis is usually followed to compare the trends of census data? For example migration. Thanks in advance.
@tilestats
@tilestats 11 месяцев назад
trend analysis is usually performed by some regression method. If the data seems to be linear, try linear regression.
@NEPALAYA185
@NEPALAYA185 11 месяцев назад
@@tilestats Thank you for your response. :)
@nabeelakhtar7528
@nabeelakhtar7528 5 месяцев назад
The video assumes that we have just one variable. In that case we can easily follow the flow chart and get the test. But, what if there are different types of variables? like two continuous variables? or one categorial variable and one numerical variable? how do we select a test?
@tilestats
@tilestats 5 месяцев назад
For two continuous variables you can use, for example, correlation or linear regression. If you have one categorical variable and one numerical variable and like to see if there is a difference between the categories, you should follow the tree from "Difference". For multivariate methods, you can have a look at this video: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-XMZ_0aloVAc.html
@nabeelakhtar7528
@nabeelakhtar7528 4 месяца назад
@@tilestatsi have seen the video you recommended, however, it is quite complicated. Can you make one similar to this one, but which takes two variables into account? It would be good if you make a chart so we can follow easily. Thanks!
@ryeedzaman380
@ryeedzaman380 Год назад
stat test tmr anyone??
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