Multiple Choice
If the researcher suspects that the strength of the relationship between two variables in the population is .25,what sample size should she use per group in a study involving two correlated groups and an alpha level of .05,directional test,in order to achieve a power of .90?
A) 14
B) 17
C) 21
D) 24
Correct Answer:
Verified
Correct Answer:
Verified
Q22: The dependent variable must be _in nature
Q23: If the sample size is less than
Q24: The correlated groups t-test is only used
Q25: Which of the following statements describes a
Q26: The analysis of the nature of the
Q28: The correlated groups t-test assumes the population
Q29: A sampling distribution of the mean of
Q30: The procedure of _ may be used
Q31: The degrees of freedom associated with correlated
Q32: Jake is working on his thesis and