Suppose that the population of heights of female college, Ask an Expert

Statistics

Suppose that the population of heights of female college students is approximately normally distributed with mean m of 68.66 inches as well as standard deviation s of 5.13 inches. A random sample of 67 heights is obtained. Show all work.

(A) Find out the mean and standard error of the x distribution

(B) Find out P(x>69.75)

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91125908

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

A laboratory worker finds that the 3 of his blood samples

A laboratory worker finds that the 3% of his blood samples test positive for the HIV virus. In a random sample of 70 blood tests, what is the mean number that test positive for the HIV virus? (Round your answer to 1 deci ...

Assume that the mean score on a normally distributed

Assume that the mean score on a normally distributed statistics quiz taken by 400 psychology students was 76, and the standard deviation was 8. Ben had a z-score of -1.2. If someone gave a passing grade only to the top 2 ...

Doolittle co is expected to pay a dividend of 23 next year

Doolittle Co. is expected to pay a dividend of $2.3 next year. Doolittle is expected to pay 20% of its earnings as dividends and will have an ROE of 9% until the fourth year. After that, its ROE is expected to decrease t ...

Retail stores experience their heaviest returns on december

Retail stores experience their heaviest returns on December 26th and December 27th each year. The distribution for the Number of Items Returned (X) for Hilldale Macy's on those days last year is given in the table below. ...

A die is rolled four times what is the probability that the

A die is rolled four times. What is the probability that the sum of four numbers equals 13?

The time between accidents in a day in town a is given by t

The time between accidents in a day in town A is given by T and the time between accidents in a day in town B is given by S. The joint density function for T and S is f ( t , s )= e^ -( t + s ) , for t ≥0 and ...

In a large university 20 of the students are business

In a large university, 20% of the students are business majors. A random sample of 100 students is selected, and their majors are recorded. 1. Compute the standard error of the proportion. 2. What is the probability that ...

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 ...

According to a field poll 258 out of 602 of california

According to a Field Poll, 258 out of 602 of California adults feel that "education and our schools" is one of the top issues facing California. We wish to construct a 90% confidence interval for the true proportion of C ...

Emmons corporation has a 02 probability of a return of 054

Emmons Corporation has a 0.2 probability of a return of 0.54, a 0.3 probability of a rate of return of 0.05, and the remaining probability of a 0.1 rate of return. What is the variance in the expected rate of return of E ...

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