study design in medical research 13:53

intervention research 12:00

bias in research with human subjects 11:44

mediating, moderating, and confounding variables 8:01

mean and median 8:56

measures of spread & range 5:32

quartiles and boxplots 12:20

more on boxplots 17:49

standard deviation 13:24

more on standard deviation 11:13

normal distribution 12:39

z-scores 9:17

precision vs. accuracy 15:36

intro to inferential statistics 8:35

sampling distributions 16:04

confidence intervals 16:20

significance tests i 21:23

significance tests ii 17:33

anova 14:17

scatterplots and correlation 20:17

regression analysis 13:58