Multiple Choice
The tread life of a particular brand of tire is a random variable best described by a normal distribution with amean of 60,000 miles and a standard deviation of 2900 miles. What is the probability a particular tire of thisbrand will last longer than 57,100 miles?
A) 0.8413
B) 0.1587
C) 0.2266
D) 0.7266
Correct Answer:
Verified
Correct Answer:
Verified
Q18: Choose the one alternative that best completes
Q53: Find the area under the standard normal
Q54: True or False: In a uniform probability
Q56: Suppose x is a uniform random variable
Q57: Suppose a brewery has a filling machine
Q59: A salesperson found that there was a
Q60: The normal density curve is symmetric about<br>A)
Q61: Find the probability that in 200 tosses
Q62: Find the area under the standard normal
Q73: Find the area under the standard normal