SOLUTION: The tread life of a particular brand of tire can be describe by a normal distribution with a mean of 60,000 miles and a standard deviation of 2300 miles. what is the probability a
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Question 1074824: The tread life of a particular brand of tire can be describe by a normal distribution with a mean of 60,000 miles and a standard deviation of 2300 miles. what is the probability a particular tire of this brand will last more than 57,700 miles? express the probability as a decimal.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
z=(x-mean)/sd
>=(57700-60000)/2300
>= -1
That is 0.8413.
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