A Researcher Has Computed a Gamma of -0

question 2

Multiple Choice

A researcher has computed a gamma of -0.45 between marital happiness and number of children. What can she conclude?

• A) Families with more children are happier. This is a moderate relationship.
• B) Children have a strong, positive influence on levels of marital happiness.
• C) There is a moderate, negative relationship between number of children and marital happiness.
• D) There is a weak, negative relationship between the variables.

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Definitions:

Ectoparasitic Infection

An infestation of the skin or outer surface of an organism by parasites such as lice or ticks.

Scabies

A skin infestation by the mite Sarcoptes scabiei, causing intense itching and rash.

Trichomoniasis

A sexually transmitted infection caused by the parasite Trichomonas vaginalis, characterized by itching, discharge, and discomfort.

Cystitis

Inflammation of the bladder, usually caused by a bacterial infection, leading to symptoms like painful urination and an urgent need to urinate.