Author Question: Two samples, each with n = 6 subjects, produce a pooled variance of 20.Based on this information, ... (Read 104 times)

itsmyluck · **on:** Jun 20, 2018

Two samples, each with n = 6 subjects, produce a pooled variance of 20.Based on this information, what is the estimated standard error for the sample mean difference?

A) 20/6
B) 20/12
C) The square root of (20/6 + 20/6)
D) The square root of (20/5 + 20/5)

Question 2

If a negatively skewed distribution has a mean of 50, then the median and the mode are both probably greater than 50.

Indicate whether the statement is true or false