When conducting an ANOVA, the within-groups population variance estimate is the sum of the population variance estimates based on each sample, divided by the:
A) sample size
B) number of groups
C) degrees of freedom
D) number of groups minus 1
B
Sociology
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The entire group of people who share a common experience or characteristic under academic examination is called a(n) ________
A) crew B) sample C) element D) population
Sociology
__________________ is especially useful for studying behavior as it happens
a. A self-administered questionnaire b. Secondary data analysis c. An interview d. Observation
Sociology
In research, factors that are likely to change are ______, while factors that stay the same are ______.
A. random; operational B. operational; random C. variables; constants D. constants; variables
Sociology
What is the major drawback of using the proportionate stratified sample?
What will be an ideal response?
Sociology