Question: In Exercise 11.42, we reported data from our statistics classes in which male and female students were asked how long, in minutes, they typically spend

In Exercise 11.42, we reported data from our statistics classes in which male and female students were asked how long, in minutes, they typically spend getting ready for a date. Here are the data:

Men: 28, 35, 52, 14 Women: 30, 82, 53, 61 And here are some of the calculations needed to conduct an independent-samples t test: 11.48 Using the work you performed in Exercise 11.43, let’s add a confidence interval to the hypothesis test.

a. Calculate the 95% confidence interval for these data.

b. Express the confidence interval in writing, according to the format discussed in the chapter.

c. State in your own words what we learn from this confidence interval.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Research Methods Behavioral Questions!

In an example we used in Exercises 11.42 and 11.47, we reported data from our statistics classes in which male and female students were asked how long, in minutes, they typically spend getting ready...

10.24 An independent-samples t test and getting ready for a date: In an example, we sometimes use in our statistics classes, several semesters worth of male and female students were asked how long,...

An independent-samples t test and getting ready for a date: In an example, we sometimes use in our statistics classes, several semesters worth of male and female students were asked how long, in...

6.33 Distributions and getting ready for a date: We asked 150 students in our statistics classes how long, in minutes, they typically spend getting ready for a date. The scores ranged from 1 minute...

Distributions and getting ready for a date: We asked 150 students in our statistics classes how long, in minutes, they typically spend getting ready for a date. The scores ranged from 1 minute to 120...

In an example we sometimes use in our statistics classes, several semesters worth of male and female students were asked how long, in minutes, they spend getting ready for a date. The data reported...

An independent-samples t test and getting ready for a date: In an example we sometimes use in our statistics classes, several semesters' worth of male andfemale students were asked how long, in...

Goodman Tire and Rubber Company has capacity to produce 170,000 tires. Goodman presently produces and sells 130,000 tires for the North American market at a price of $ 125 per tire. Goodman is...

Use the following financial statements for Lake of Egypt Marina to calculate and interpret the Altmans Z-score for this firm as of 2015. Lake of Egypt Marina, Inc. Balance Sheet as of December 31,...

12-19 For competing projects, NPV is preferred to IRR because a. maximizing IRR maximizes the wealth of the owners. b. in the final analysis, relative profitability is what counts. c. choosing the...

What steps could a company take to avoid making product design and marketing mistakes when introducing new products into East Germany? How would you go about hiring a plant manager for a facility you...