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September 19, 2014

September 19, 2014

Posted by **br0Ok3** on Friday, October 15, 2010 at 1:14am.

(a) What is the probability that a tire selected at random will have a tread life of more than 35071 mi? Round your standard normal variable to two decimal places before using the table of values. (Give your answer to four decimal places.)

(b) If four new tires are installed in a car and they experience even wear, determine the probability that all four tires still have useful tread lives after 35071 mi of driving. Round your standard normal variable to two decimal places before using the table of values. (Give your answer to four decimal places.)

- prob and stats -
**0-0--**, Tuesday, October 29, 2013 at 1:48pm0-9-

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