Exhibit 6-8 The Life Expectancy of a Particular Brand of Tire Is

question 101

Multiple Choice

Exhibit 6-8
The life expectancy of a particular brand of tire is normally distributed with a mean of 40,000 and a standard deviation of 5,000 miles.
-Refer to Exhibit 6-8. What percentage of tires will have a life of 34,000 to 46,000 miles?

• A)38.49%
• B)76.98%
• C)50%
• D)88.49%

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