Perform a t-test to test the hypothesis

Reference no: EM131796838

Self-Reported Heights of Men

A random sample of students at Oxnard College reported what they believed to be their heights in inches.

Then the students measured each others' heights in centimeters, without shoes. The data shown are for the men. Assume that the conditions for t-tests hold.

a. Convert heights in inches to centimeters by multiplying inches by 2.54. Find a 95% confidence interval for the mean difference as measured in centimeters. Does it capture 0? What does that show?

b. Perform a t-test to test the hypothesis that the means are not the same. Use a significance level of 0.05, and show all four steps.

Reference no: EM131796838

Questions Cloud

Calculate the projected cash balance at the end of april : Calculate the projected cash balance at the end of April. Please show your work and identify your answer with The Projected Cash balance at the end of April is.

What do you think about the position taken by john : What do you think about the position taken by John? Discuss how can impact the business, which Raymond and John know about accounting.

What itemized deduction may john claim for taxes on return : What itemized deduction may John claim for taxes on his return

What is the companys income tax expense : What is the difference between a company's income tax expense as shown on the financial statement and an income tax obligation owed to the federal government?

Perform a t-test to test the hypothesis : Convert heights in inches to centimeters by multiplying inches by 2.54. Find a 95% confidence interval for the mean difference as measured in centimeters.

How much of a medical-expense deduction may mark claim : Assuming that Mark's adjusted gross income was $60,000, how much of a medical-expense deduction may Mark claim on his return?

How many times they went out to eat in the last week : Eating Out Jacqueline Loya, a statistics student, asked students with jobs how many times they went out to eat in the last week.

Prepare a horizontal analysis of comparative balance sheet : Prepare a horizontal analysis of the comparative balance sheet of Atlantis Inc. Round percentage changes to one decimal place. Upload your Excel Document.

What are costs assigned to ending work in process inventory : What are the costs assigned to the ending work in process inventory on March 31? What are costs assigned to units completed and transferred out during March?

User Account

All Pages