Random Samples of Size 64 Are Taken from an Infinite

question 40

Multiple Choice

Random samples of size 64 are taken from an infinite population whose mean is 160 and standard deviation is 32. The mean and standard error of the sample mean, respectively, are:

• A)160 and 32.
• B)64 and 32.
• C)160 and 4.
• D)20 and 4.

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Definitions:

Sinclair Lewis

An American novelist and playwright, awarded the Nobel Prize in Literature in 1930, known for his critical views of American society and capitalism.

Main Street

Symbolically represents the average or typical American city or town, especially in the context of small business and community values.

Middle-Class Bigotry

Prejudice and narrow-mindedness often found within the middle socioeconomic class, usually towards those of different social classes, races, or cultures.

Capitalism

An economic system characterized by private or corporate ownership of goods and services, and where production, distribution, and prices are determined mainly by competition in a free market.