Unit 5: Inference for categorical variables
Reading:
Learning objectives:
Videos:
All videos are best viewed in full screen.
Sample proportions:
This video discusses proportions.
Confidence intervals for population proportions:
This video discusses calculating confidence intervals for population proportions.
Calculating required sample size to estimate population proportions:
This video discusses calculating required sample size to estimate population proportions.
One sample Z test for population proportions:
This video discusses conducting a one sample Z test for population proportions.
Sampling distribution for proportions:
This video discusses sampling distribution for proportions.
Comparing proportions via hypothesis testing:
This video discusses comparing proportions (of two populations) via hypothesis testing.
Estimating differences between proportions via confidence intervals:
This video discusses estimating differences between proportions (of two populations) via confidence intervals.
Chi-square test of goodness of fit:
This video discusses conducting a chi-square test of goodness of fit.