Suppose a corporation has 2,000 employees with an average age of 36 . If the standard
deviation of age is 6 years, what is the standard error of the mean for this population?
a. .003
b. .07
c. .13
d. .80
C
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_____ is defined in the text as each individual’s right to make his or her own decisions
A. Self-determination B. Confidentiality C. Informed consent D. Conferment
Which of the following is true with regards to parametric and non-parametric tests?
a. Parametric tests make more assumptions than non-parametric tests, and can only be used on nominal data. b. Parametric tests make fewer assumptions than non-parametric scales, and can only be used on interval and ratio tests. c. Non-parametric tests are preferred over parametric tests, particularly because they can be applied to a wider range of measurement scales. d. Parametric and non-parametric tests can be used on the same types of measurement scales. Which you use depends entirely on your research question.
Answer the following statement(s) true (T) or false (F)
The standardized coefficient (beta) of .501 for a given independent variable indicates that one standard deviation of change in that variable is associated with about half of a standard deviation of change in the dependent variable.
Research designs that loosely resemble classic experimental designs, but do not use random
samples are a. Pre-experimental designs b. Classic experimental designs c. Quasi-experimental designs d. Case study designs