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Chi-Square Test; Fisher's Exact Test; & Cross Tabulations in R (R Tutorial 4.7) Video Lecture | Mastering R Programming: For Data Science and Analytics - Database Management

51 videos
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Video Timeline
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00:10 When should we use chi-square test of independence
00:35 How to use the "chisq.test" in R statistical software
00:42 How to access the Help menu in R for the chi-square test of independence
00:53 How to use "table" function in R to produce a contingency table for two categorical variables
01:15 How to visually examine the relationship between two categorical variables in R before conducting the chi-square test of independence
01:26 How to produce clustered bar charts in R programming language using "besides" argument
01:42 How to use the "chisq.test" function in R to conduct chi-squared test
01:54 How to use "correct" argument in R to do the Yate's continuity correction for the chi-square test
02:30 How to ask R to return attributes in an object using "attributes" function
02:42 How to extract certain attributes from an object in R using the "$"
03:00 When should we use Fisher's exact test
03:07 How to use the "fisher.test" function in R to conduct Fisher's exact test
03:16 How to calculate the confidence interval for the odds ratio in R using the "conf.int" argument
03:24 How to set the desired level of confidence in R using the "conf.level" argument
More
51 videos
Video Timeline
Video Timeline
arrow
00:10 When should we use chi-square test of independence
00:35 How to use the "chisq.test" in R statistical software
00:42 How to access the Help menu in R for the chi-square test of independence
00:53 How to use "table" function in R to produce a contingency table for two categorical variables
01:15 How to visually examine the relationship between two categorical variables in R before conducting the chi-square test of independence
01:26 How to produce clustered bar charts in R programming language using "besides" argument
01:42 How to use the "chisq.test" function in R to conduct chi-squared test
01:54 How to use "correct" argument in R to do the Yate's continuity correction for the chi-square test
02:30 How to ask R to return attributes in an object using "attributes" function
02:42 How to extract certain attributes from an object in R using the "$"
03:00 When should we use Fisher's exact test
03:07 How to use the "fisher.test" function in R to conduct Fisher's exact test
03:16 How to calculate the confidence interval for the odds ratio in R using the "conf.int" argument
03:24 How to set the desired level of confidence in R using the "conf.level" argument
More
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