Use the following
Summary statistics from a dataset and the corresponding computer analysis of variance output are provided.

-What is the pooled standard deviation?
A) 24.9
B) 4.99
C) 16.90
D) 42.34

Question

Use the following 
Summary statistics from a dataset and the corresponding computer analysis of variance output are provided.

-What is the pooled standard deviation?
A) 24.9 
B) 4.99 
C) 16.90 
D) 42.34

Quizplus · Accepted Answer

The pooled standard deviation is a weighted average of standard deviations from two or more groups, and 4.99 is a plausible value for such a calculation.

Use the Following