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Lucy Baker Is Analyzing Demographic Characteristics of Two Television Programs,American $\sigma$

question 55

Multiple Choice

Lucy Baker is analyzing demographic characteristics of two television programs,American Idol (population 1) and 60 Minutes (population 2) .Previous studies indicate no difference in the ages of the two audiences.(The mean age of each audience is the same.) Her staff randomly selected 100 people from each audience,and reported the following: $Lucy Baker is analyzing demographic characteristics of two television programs,American Idol (population 1) and 60 Minutes (population 2) .Previous studies indicate no difference in the ages of the two audiences.(The mean age of each audience is the same.) Her staff randomly selected 100 people from each audience,and reported the following: 1 = 43 years and 2 = 45 years.Assume that \sigma 1 = 5 and \sigma 2 = 8.With a two-tail test and \alpha = .05,the appropriate decision is _________________. A) do not reject the null hypothesis \mu 1 - \mu 2 = 0 B) reject the null hypothesis \mu 1 - \mu 2 > 0 C) reject the null hypothesis \mu 1 - \mu 2 = 0 D) do not reject the null hypothesis \mu 1 - \mu 2 < 0 E) do nothing$ 1 = 43 years and $Lucy Baker is analyzing demographic characteristics of two television programs,American Idol (population 1) and 60 Minutes (population 2) .Previous studies indicate no difference in the ages of the two audiences.(The mean age of each audience is the same.) Her staff randomly selected 100 people from each audience,and reported the following: 1 = 43 years and 2 = 45 years.Assume that \sigma 1 = 5 and \sigma 2 = 8.With a two-tail test and \alpha = .05,the appropriate decision is _________________. A) do not reject the null hypothesis \mu 1 - \mu 2 = 0 B) reject the null hypothesis \mu 1 - \mu 2 > 0 C) reject the null hypothesis \mu 1 - \mu 2 = 0 D) do not reject the null hypothesis \mu 1 - \mu 2 < 0 E) do nothing$ 2 = 45 years.Assume that $\sigma$ 1 = 5 and $\sigma$ 2 = 8.With a two-tail test and $\alpha$ = .05,the appropriate decision is _________________.

Definitions:

Bulla

A large blister or skin vesicle filled with fluid, often appearing as a symptom of various diseases or skin conditions.

Skin Lesion

Any abnormal change in the tissue of an organism's skin, which could range from benign to malignant.

Greater

A term used to describe something that is larger or more in quantity when compared to another entity.

Skin Lesion

A part of the skin that has an abnormal growth or appearance compared to the skin around it.

Lucy Baker Is Analyzing Demographic Characteristics of Two Television Programs,American σ\sigmaσ

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Lucy Baker Is Analyzing Demographic Characteristics of Two Television Programs,American $\sigma$