When testing hypotheses using two small samples, the t distribution may be used only after the additional assumption that
a. the populations means are equal
b. the population variances are equal
c. the population variances are not equal
d. the population means are different
b
You might also like to view...
Why did Durkheim use the term "mechanical" to describe the intimate community that shared values?
What will be an ideal response?
Social reality is the same everywhere
Indicate whether this statement is true or false.
The realm of religious social life that involves mostly secular activities is the __________
a. profane b. sacred c. spiritual d. pagan
Divergence within national cultures can occur even as there is more convergence across cultures
a. Because people make different choices among the options b. Interests and hobbies become independent of specific territories c. Economic classes are likely to differ in their choices d. All of the above