Author Question: Which measure of variability describes the average deviation of each score from the mean? a) ... (Read 64 times)

altibaby · **on:** Jul 13, 2018

Which measure of variability describes the average deviation of each score from the mean?

a) range
b) standard deviation
c) mode
d) mean

Question 2

Which of the following has the largest potential to decrease the accuracy of an inference made to a population based on a sample?

a) variance
b) a heterogeneous sample
c) a homogeneous sample
d) sampling error