For a particular known population, the mean is 100 and the variance is 25. A researcher conducts a study in which 10 participants are exposed to an experimental procedure
To test the hypothesis that the population these 10 participants represent is different from the known population, the comparison distribution's mean and variance would be:
A) mean = 10, variance = 2.5
B) mean = 10, variance = 5
C) mean = 100, variance = 2.5
D) mean = 100, variance = 5
C
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____________________ involves gaining permission from the participant before collecting data and telling the participant about any potential risks and benefits
ANSWER:
The three largest ancestry groups in the United States are
a. Germans, Irish, and English b. Mexicans, Puerto Ricans, and Cubans c. African Americans, Mexicans, and Native Americans d. Swedish, Norwegian, and Danish
A ceremony that allows couples to repeat their commitment to each other is called a
A) covenant announcement. B) flexible wedding. C) personal marriage agreement. D) vow renewal.
When teaching a client to directly confront a coworker about an offensive behavior, the social worker described the following three factors to address when confronting that person: a description of the troublesome behavior,
explaining the feeling the behavior created, and the tangible impact of the behavior. This would most accurately be termed: a. explaining the purpose of communication b. checking for acquiescence c. asking a focused question d. making an I-statement