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For the Following Question(s): a Researcher Interested in Relationships Developed

question 20

Multiple Choice

For the following question(s) : A researcher interested in relationships developed a questionnaire that measures the degree of affection adult men feel for their fathers. She has found that for the general population the distribution is skewed to the right, the mean degree of affection is 60, and the standard deviation is 16. The researcher now is wondering if men who themselves have just become new fathers will score higher on the scale than men in general. She samples a group of 100 new fathers and finds that their mean is 64.5.
26 What is the research hypothesis?
A) There will be no significant differences between the two populations.
B) The population of new fathers has a higher mean than the mean of the population of men in general.
C) The sample size will significantly affect the level of affection experienced.
D) The two populations (of men in general and of new fathers) have different variances.
Answer: B
-What is the mean of the comparison distribution?

Definitions:

Primary Sex Characteristics

Characteristics associated with the development of the organs and structures of the body that directly relate to reproduction.

Sexual Maturity

The stage of development where an individual is physiologically capable of reproductive activity.

Young Old

A demographic term referring to older adults typically aged 65 to 74 who are often in relatively good health and active.

Oldest Old

A demographic term referring to individuals who are 85 years of age or older, often associated with increased health care needs and challenges.