The sampling distribution of t differs from the sampling distribution of z in that _________
a. there is only one sampling distribution of z (the normal distribution) for all N, while there are many sampling distributions for t, depending on sample size.
b. the sampling distribution of z is more narrow, except when N equals infinity.
c. the means of the two distributions are different
d. all of these
e. a and b
E
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A highly controversial cultural practice related to sex is the removal of all or part of the external genitalia of women
This practice jeopardizes women's health, and often causes intercourse to be painful. What is the reason given for this practice of female genital mutilation? a) a belief it will make childbirth safer b) a belief it punishes women for original sin c) a belief it will keep women virgins until marriage d) a belief it will make women more sexual
Which example illustrates how a person might anticipate the challenges and roles of a future stage?
A. A teenager worries about taking a test. B. A preschool child pretends to get married and have a family. C. A middle adult woman plans Thanksgiving dinner. D. A grandfather regrets not having spent enough time with his granddaughter.
If the body secretes too much insulin, the result is hyperglycemia.
Answer the following statement true (T) or false (F)
In 1959, Campbell and Fiske designed a method for collecting evidence of reliability, convergent validity, and discriminant validity in one study. They called it the ______.
A. exploratory method of factor analysis B. confirmatory method of factor analysis C. discriminatory method D. multitrait–multimethod design