Question

A tire company finds the lifespan for one brand of its tires is normally distributed with...

A tire company finds the lifespan for one brand of its tires is normally distributed with a mean of 48,100 miles and a standard deviation of 3,000 miles. If the manufacturer is willing to replace no more than​ 10% of the​ tires, what should be the approximate number of miles for a​ warranty?

a. 43,165

b. 44,260

c. 53,035

d. 51,940

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
19. Lifetimes of a certain brand of tires are approximately normally distributed with mean 40,000 miles...
19. Lifetimes of a certain brand of tires are approximately normally distributed with mean 40,000 miles and standard deviation 2,500 miles. What is the probability that the tires last less than 34,000 miles? 20. Lifetimes of a certain brand of tires are approximately normally distributed with mean 40,000 miles and standard deviation 2,500 miles. If the company making the tires did not want to replace more than 3% of the tires, what is the lowest mileage the company should make...
20. Lifetimes of a certain brand of tires are approximately normally distributed with mean 40,000 miles...
20. Lifetimes of a certain brand of tires are approximately normally distributed with mean 40,000 miles and standard deviation 2,500 miles. If the company making the tires did not want to replace more than 3% of the tires, what is the lowest mileage the company should make for the warranty? Show all work do not round.
A mechanic sells a brand of automobile tire that has a life expectancy that is normally​distributed,...
A mechanic sells a brand of automobile tire that has a life expectancy that is normally​distributed, with a mean life of 30,000 miles and a standard deviation of 2500 miles. He wants to give a guarantee for free replacement of tires that​don’t wear well. How should he word his guarantee if he is willing to replace approximately 10% of the​tires? Tires that wear out by _____________ miles will be replaced free of charge.
A lifetime of certain brand of tires is normally distributed with the mean of 80, 000...
A lifetime of certain brand of tires is normally distributed with the mean of 80, 000 kilometers and a standard deviation of 6000 kilometers. a. Probability that a randomly selected tire will have lifetime 70,000 kilometers or more is __________ b. The percent of tires with lifetimes between 65, 000 kilometers and 85, 000 kilometers is ______________ c. The manufacturer of tires wants to establish the warranty on the tires. He wants to replace for free only 4% of the...
A mechanic sells a brand of automobile tire that has a life expectancy that is normally?...
A mechanic sells a brand of automobile tire that has a life expectancy that is normally? distributed, with a mean life of 27 comma 000 miles and a standard deviation of 2800 miles. He wants to give a guarantee for free replacement of tires that? don't wear well. How should he word his guarantee if he is willing to replace approximately? 10% of the? tires?
A mechanic sells a brand of automobile tire that has a life expectancy that is normally​...
A mechanic sells a brand of automobile tire that has a life expectancy that is normally​ distributed, with a mean life of 36 comma 000 miles and a standard deviation of 2400 miles. He wants to give a guarantee for free replacement of tires that​ don't wear well. How should he word his guarantee if he is willing to replace approximately​ 10% of the​ tires?
A particular brand of tires claims that its snow tire averages less than 50,000 miles before...
A particular brand of tires claims that its snow tire averages less than 50,000 miles before it needs to be replaced. From past studies of this tire, the standard deviation is known to be 8,000. A survey of owners of that tire design is conducted. From the 28 tires surveyed, the mean lifespan was 46,500 miles with a standard deviation of 9,800 miles. Using α = 0.05 to test the claim.
) A tire manufacturing company is reviewing its warranty for their rainmaker tire. The warranty is...
) A tire manufacturing company is reviewing its warranty for their rainmaker tire. The warranty is for 40,000 miles. The distribution of tire wear is normally distributed with a population standard deviation of 15,000 miles. The tire company believes that the tire actually lasts more than 40,000 miles. A sample of 49 tires revealed that the mean number of miles is 45,000 miles. Test the hypothesis with a 0.05 significance level. What is our decision? A) Accept the null hypothesis...
A particular brand of tires claims that its deluxe tire averages at least 50,000 miles before...
A particular brand of tires claims that its deluxe tire averages at least 50,000 miles before it needs to be replaced. From past studies of this tire, the standard deviation is known to be 8,000. A survey of owners of that tire design is conducted. Of the 29 tires surveyed, the mean lifespan was 46,600 miles with a standard deviation of 9,800 miles. Using alpha = 0.05, is the data highly consistent with the claim? Note: If you are using...
Suppose a tire manufacturer wants to set a mileage guarantee on its new XB 70 tire....
Suppose a tire manufacturer wants to set a mileage guarantee on its new XB 70 tire. Tests revealed that the tire's mileage is normally distributed with a mean of 47,900 miles and a standard deviation of 2,050 miles. The manufacturer wants to set the guaranteed mileage so that no more than 10% of the tires will have to be replaced. What guaranteed mileage should the manufacturer announce? a. 44,518 b.45,276 c.49,621 d.40,922
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT