(Answered) A random sample of 12 parts from factory a has an average

Statistics

A random sample of 12 parts from factory A has an average reliability of 4.48 with a sample standard deviation of 3.19. A random sample of 15 products from factory B has an average reliability of 2.36 with a sample Standard deviation of 2.01. Assume the populations are normally distributed and their variances Are not equal. At the 5% significance level, can one conclude the parts from factory B have higher reliability?

What is the alternative hypothesis and p-value?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M93120424
Price:- $10

Verified Expert

Priced at $20 Now at $10, Verified Solution

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

The accompanying table presents the number of individuals

The accompanying table presents the number of individuals by smoking and disease status. What are the odds that a smoker will get Disease A? That a nonsmoker will get disease A? What is the odds ration? Disease A Smokin ...

A perpetuity pays 4300 at the end of every month for 11

A perpetuity pays $4300 at the end of every month for 11 months of each year. At the end of the 12th month of each year, it pays double that amount. If the effective ANNUAL rate is 9%, what is the present value of this p ...

When alice spends the day with the babysitter there is a 05

When Alice spends the day with the babysitter, there is a 0.5 chance she turns on the TV and watches a show. Her little sister Betty cannot turn on the TV by herself. But once the TV is on, Betty watches with probability ...

Alphonse contributes 542 per year at the end of each year

Alphonse contributes $542 per year at the end of each year to his pension plan. Assuming he can earn 6.62 per year from his plan, what is the total valve of his account at the end of 7 years?

Two plots at rothamsted experimental station were studied

Two plots at Rothamsted Experimental Station were studied for production of wheat straw. For a random sample of years, the annual wheat straw production (in pounds) from one plot was as follows. 6.12 7.03 5.77 6.96 7.31 ...

A college offers 2 introductory courses in history 3 in

A college offers 2 introductory courses in history, 3 in science, 4 in philosophy, 4 in mathematics, and 5 in English. If a freshman takes one course in each area during her first semester, how many course selections are ...

With whom should you consult about design strategies to

With whom should you consult about design strategies to improve products/services and why would you consult with these individuals or groups?

How does wholesale banking differ from retail banking in

How does wholesale banking differ from retail banking in terms of: (a) product range; (b) client coverage; (c) marketing; (4) risk management; (5) pricing.

A medical researcher is interested in determining whether a

A medical researcher is interested in determining whether a new medication for lung cancer is effective in a group of patients with early-stage disease. Explain what a Type I and Type II error would be in this study. (Be ...

The sample distribution on individual iq scores raw scores

The sample distribution on individual IQ scores (raw scores) has a sample mean of 100 and a standard deviation of 16. What proportion of the sample mean will fall at or above a mean of 102.56? Round the answers to no mor ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert