Mileage Tests Were Conducted on a Randomly Selected Sample of 100

question 29

Multiple Choice

Mileage tests were conducted on a randomly selected sample of 100 newly developed automobile tires. The results showed that the average tread life was 50,000 miles with a standard deviation of 3,500 miles. What is the best estimate of the average tread life in miles for the entire population of these tires?

• A) 50,000
• B) 3,500
• C) (50,000/100)
• D) (3,500/100)

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Definitions:

Woodstock

A landmark music and arts festival held in 1969 in New York, symbolizing the counterculture movement of the 1960s with its message of peace, music, and community.

San Francisco

A major city in California, USA, known for its iconic Golden Gate Bridge, steep streets, and as a center of liberal activism in the United States.

Student Protest Movement

A social movement typically led by university students advocating for political or social change, notably active during the 1960s and 1970s.

Berkeley Campus

The campus of the University of California, Berkeley, known for its academic excellence and historical significance in social movements.