Population standard deviations-margin of error

Reference no: EM1385830

The owner of a local golf course wants to estimate the difference between the average ages of males and females that play on the golf course. He randomly samples 28 men and 25 women that play on his course. He finds the average age of the men to be 30.094 with a standard deviation of 9.335. The average age of the women was 36.97 with a standard deviation of 8.893. If a 95% confidence interval is calculated to estimate the difference between the two average ages, what is the margin of error? Assume both population standard deviations are equal.

1) 4.923

2) 2.512

3) 5.044

4) 4.208

5) 2.008

Reference no: EM1385830

Questions Cloud

Worldwide distribution of malaria : The sickle cell allele remains quite high populations of those with African Ancestry, and worldwide distribution of the sickle cell gene matches very closely to the worldwide distribution of Malaria.

Calculate interest on account balance-get total amount due : Accepts account balance and calculates interest on Account balance. It then adds on interest to get total amount due.

Judicial and penal system with punishment : How effective do you feel our judicial and penal systems are in punishing or rehabilitating criminals? Why? Again, give specific examples and illustrations.

What is going to be your competitive advantage : What is going to be your competitive advantage? What is the benefit you are trying to provide to your customers. Why are the activities you listed so important to your business? What problems might occur if you do not effectively and efficiently carr..

Population standard deviations-margin of error : The average age of the women was 36.97 with a standard deviation of 8.893. If a 95% confidence interval is calculated to estimate the difference between the two average ages, what is the margin of error? Assume both population standard deviations ..

Christianity impact on philosophy : Write down a 500-700-word response describing Christianity's impact on philosophy. Include the following topics in your response:

Identify one of the three levels of management : Identify one of the three levels of management [Strategic, Middle or first line (operational) manager]. Identify the employee at the corresponding level of management. Specify how the four management functions are related to that management level

Corn traits : In bio lab we studied corn on the cob and the four different traits which were purple, smooth , yellow , wrinkled corn. question is the traits i investigated in this excercise inherited though single gene, few genes, many genes?

What is the margin of error : If a 99% confidence interval is calculated to estimate the difference between the average hourly rates for each type of graduate, what is the margin of error? Assume both population standard deviations are equal.

User Account

All Pages