The estimated population standard deviation is defined as the _____ .
a. estimated population variance divided by the size of the sample
b. square root of the estimated population variance
c. estimated population variance divided by the size of the sample minus one
d. estimated population variance squared
Question 2
A general approach used by a behavioral scientist to collect data is called a(n) ______ .
a. research method
b. empirical method
c. statistical method
d. operational definition