Question
Lifespans (measured in kilometres travelled) of Brand X tires have a N(60,000; 7750) distribution. The manufacturer pledges to replace tires whose lifespans are in the
Lifespans (measured in kilometres travelled) of Brand X tires have a
N(60,000; 7750) distribution. The manufacturer pledges to replace tires whose lifespans are in the bottom 1%.
What is the cutoff between the bottom 1% of lifespans of these tires and the rest? Please show some work or a diagram to show your thinking.
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STAT 2
Authors: Robert R Johnson, Patricia J Kuby
2nd Edition
1133169953, 9781133169956
