One of the assumptions for the t test for independent means is that

A) the sample means are not significantly different.
B) the mean of the distribution of differences between means is 1.
C) the variance of each of the two parent populations is the same.
D) the means of each of the two parent populations vary by no more than 1 SD.


Answer: C

Sociology

You might also like to view...

The author implies that adultolescents are freeloading off their parents

Indicate whether the statement is true or false

Sociology

Which term refers to a barrier-often involving institutional discrimination-that prevents women and other minorities from moving up in the workplace?

A. pink-collar ghetto B. glass ceiling C. McDonaldization effect D. workplace segregation

Sociology

According to Gerlach, the essence of remarriage is vastly different from first marriages

Indicate whether the statement is true or false

Sociology

Joe works for a company where employees ask each other for guidance in certain situations rather than ask the supervisors. This company is an example of a(n) ______________ bureaucracy.

a. informal b. formal c. collegial d. ideal

Sociology