Fifteen SmartCars Were Randomly Selected and the Highway Mileage of Each

question 80

Multiple Choice

Fifteen SmartCars were randomly selected and the highway mileage of each was noted. The analysis yielded a mean of 47 miles per gallon and a standard deviation of 5 miles per gallon.
Which of the following would represent a 90% confidence interval for the average highway
Mileage of all SmartCars?

• A) \(47 \pm 1.761 \frac { 5 } { \sqrt { 15 } }\)
• B) \(47 \pm 1.645 \frac { 5 } { \sqrt { 15 } }\)
• C) \(47 \pm 1.345 \frac { 5 } { \sqrt { 15 } }\)
• D) \(47 \pm 1.753 \frac { 5 } { \sqrt { 15 } }\)

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Definitions:

Culture Lag

The delay in cultural adjustments to changing social conditions.

Subcultures

Groups within a larger culture that differentiate themselves through unique sets of norms, values, or interests.

Countercultures

Subcultures created as a reaction against the values of the dominant culture.

Sources of Cultural Change

Factors or agents that contribute to the modification of cultural norms, values, and practices.