A Marketing Study Was Conducted to Compare the Variation in the Age

question 24

Multiple Choice

A marketing study was conducted to compare the variation in the age of male and female purchasers of a certain product. Random and independent samples were selected for both male and female purchasers of the product. The sample data is shown here: Female: n = 31, sample mean = 50.30, sample standard deviation = 13.215 Male: n = 21, sample mean = 39.80, sample standard deviation = 10.040 Identify the rejection region to that should be used to determine if the variation in the female ages exceeds the variation in the male ages when testing at α = 0.05.

• A) F > 2.12
• B) F > 2.04
• C) F > 1.93
• D) F > 1.74

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Definitions:

Estrogen Deficiency

A condition characterized by lower than normal levels of estrogen, a key hormone in the female body, which can lead to various health issues.

Osteoporosis

A medical condition where bones become weak and brittle, increasing the risk of fractures, often due to aging or hormonal changes.

Crystallized Intelligence

Crystallized intelligence refers to the accumulation of knowledge, facts, and skills that one learns through education and experience.

Perimenopause

The phase in a woman's reproductive life that precedes menopause, characterized by hormonal changes leading up to the end of menstrual cycles.