What is a t-test?
a. A parametric test used for IVs or quasi-IVs with two levels
b. A nonparametric test used for nominal or ordinal variables
c. A parametric test used for true IVs with more than two levels
d. A parametric test used for quasi-IVs
Ans: A
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The proportion of the population of the United States age 65 and older is predicted to peak in ________, at which point one in every five Americans will be age 65 or older
a. 2015 b. 2020 c. 2030 d. 2050
Ken wants his managers to be better evaluators of his employees. Toward this end, he can do all of the following except
a. rely on one evaluator who is shown to be objective for all employees. b. train his managers to sharpen their memory skills. c. teach managers to focus attention on job-relevant behaviors. d. minimize the time between employee performance and performance evaluation.
According to McAdams, a life story helps organize the past events in a person's life into a coherent sequence
a. True b. False Indicate whether the statement is true or false
The level of statistical significance is also called the _______________ level
Fill in the blank(s) with correct word