Tire Probability
Not what you're looking for?
A tire company made a sampling distribution on one of its brands of tires and determined that the tire had a mean life of 56,000 miles with a standard deviation of 18,100 miles.
a. What is the probability that the life of a single tire will be less than 50,000 miles?
b. What is the probability that the mean life of a sample of 100 tires will be less than 50,000 miles?
c. The company also wants to give a reasonable warranty on this tire, yet protect itself so that the company won't have to replace more than 9% of the tires.
What guaranteed lifetime (in miles) should the company state in its advertisements for the tire
Purchase this Solution
Solution Summary
The solution address a tire company made a sampling distribution on one of its brands of tires and determined that the tire had a mean life of 56,000 miles with a standard deviation of 18,100 miles.
a. What is the probability that the life of a single tire will be less than 50,000 miles?
b. What is the probability that the mean life of a sample of 100 tires will be less than 50,000 miles?
c. The company also wants to give a reasonable warranty on this tire, yet protect itself so that the company won't have to replace more than 9% of the tires.
What guaranteed lifetime (in miles) should the company state in its advertisements for the tire
Purchase this Solution
Free BrainMass Quizzes
Measures of Central Tendency
This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.
Measures of Central Tendency
Tests knowledge of the three main measures of central tendency, including some simple calculation questions.
Know Your Statistical Concepts
Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.
Terms and Definitions for Statistics
This quiz covers basic terms and definitions of statistics.