A population has a mean of 50 and a standard deviation of, Ask an Expert

Statistics

A population has a mean of 50 and a standard deviation of 13. If a random sample of 36 is taken, what is the probability that the sample mean is each of the following?

a. Greater than 50

b. Less than 52

c. Less than 48

d. Between 47.5 and 54.5

e. Between 50.5 and 51.7

P(X<52)=?

P(x<48)=?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91000940

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Suppose that 20 of men p20 and 15 of women p 15 are

Suppose that 20% of men (P=.20) and 15% of women (P= .15) are carriers of a particular genetic trait. That trait can only be inherited by a child if both parents are carriers. What is the probability that a child is born ...

Your company is considering a new project that will require

Your Company is considering a new project that will require $18,000 of new equipment at the start of the project. The equipment will have a depreciable life of 5 years and will be depreciated to a book value of $3,000 us ...

Based on college data scores on a certain test can be seen

Based on college data, scores on a certain test can be seen as normally distributed that can show the mean of 1524 and a standard deviation of 318. What percentage of scores are greater than 1842 and if needed round to t ...

Please help with the below questionsbased on the following

Please help with the below questions: Based on the following project assumptions, determine the NPV and the IRR for the project. Equipment invoice $300,000 Transportation and installation $ 85,000 Training $ 20,000 Proje ...

A financial planning licensee striving for excellence in

"A Financial Planning Licensee striving for excellence in their fiduciary duty has decided to set a maximum limit of gearing for all client financial plans they construct." Comment on the merit of taking such an approach ...

On average the parts from a supplier have a mean of 975

On average, the parts from a supplier have a mean of 97.5 inches and a standard deviation of 6.1 inches. Find the probability that a randomly selected part from this supplier will have a value between 85.3 and 109.7 inch ...

Suppose that college science textbooks on average cost 225

Suppose that college science textbooks on average cost 225 dollars with a standard deviation of 45 dollars. Suppose that a random sample of 40 college science textbooks was taken. Find the probability that the sample mea ...

A study of cancer was conducted among 10000 men in the

A study of cancer was conducted among 10,000 men in the United States who were 40-75 years of age. Every two years questionnaires are sent to these individuals, and newly diagnosed cases of various cancers were reported. ...

Choose the correct problem formulation it is known that 70

Choose the correct problem formulation: It is known that 70% of the customers in a sporting goods store purchase a pair of running shoes. A random sample of 25 customers is selected. Assume that customers' purchases are ...

There are 2 white balls and 8 red balls in an

There are 2 white balls and 8 red balls in an urn. Consider selecting one ball at a time from the urn. What is the probability that the first ball is red and the second ball is also red? Express the probability in fracti ...

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