Question: #14 help asap 2 hr time limit 14. A random sample of 120 American households has a mean computer usage time of 19.2 hours per

#14 help asap 2 hr time limit

#14 help asap 2 hr time limit 14. A random sample of

14. A random sample of 120 American households has a mean computer usage time of 19.2 hours per week with a standard deviation of 3.3 hours. Calculate the margin of error for the mean computer usage of all American households and the confidence interval with 95% level of confidence

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 Mathematics Questions!

Q:

A sample of 120 American households has a mean computer usage time of 19.2 hours per week with a population standard deviation of 3.3 hours. a) Determine the 90% Confidence Interval. b) What is the...

Q:

Final Exam MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Solve the problem. 1) The average age of the students in a statistics class is 22...

Q:

Final Exam MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Solve the problem. 1) The average age of the students in a statistics class is 22...

Q:

Final Exam MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Solve the problem. 1) The average age of the students in a statistics class is 22...

Q:

Western Region Original Price Sale Price Days to Sell 82 60 20 140 123 26 80 70 16 89 50 72 135 120 18 146 143 109 80 80 79 125 100 130 70 60 100 81 52 96 103 95 14 118 100 33 136 100 101 101 50 55...

Q:

Discussion Plan for Proctor & Gamble Scope Canada: Read Case thoroughly (12 pages with data) Summarize the case in five (5) sentences Make TYPED notes on changes in Canadian mouthwash market over...

Q:

Within a complex machine such as a robotic assembly line, suppose one particular part glides along a straight track. A control system measures the average velocity of the part during each successive...

Q:

Could you explain the hypothesis, the type of researchqualitative, quantitative, statistical, and weather the hypothesis was supported or not supported in this article ? The Supplemental Nutrition...

Q:

The Brew House needs to decide which of two coffee maker designs is better environmentally. Using the following tables, determine which model is the better design aEternative. Revenue retrieval for...

Q:

The Brew House needs to decide which of two coffee maker designs is better environmentally. Using the following tables, determine which model is the better design aEternative. Revenue retrieval for...

Q:

Blaine Corp. makes fl oats for Mardi Gras in New Orleans. The companys fiscal year ends on March 31. On January 1, 2010, the companys WIP Inventory account appeared as follows: The direct labor cost...

Q:

Q.2 You are the current investor the government of Zambia has sold to you Konkola Copper Mine . The mines need serious revamping with the following equipments and their cost as follows: (ri) Leaching...

Q:

29. 1. Why should managers check the amount spent for overtime? 2. The new controller for RMakEm, a manufacturing firm, has suggested to management that the business change from paying the factory...

Q:

Consider the following information: State Probability Stock A Stock B Stock C Boom 0.65 0.09 0.04 0.03 Bust 0.35 -0.15 0.22 -0.03 What is the expected return on an equally weighted portfolio of these...

Q:

Judge the professional standing of those practising human resource management (HRM)

Q:

Explaining the types of competency you feel the managers at the Canadian subsidiary need, and whether expatriate or local managers can supply these competencies. What is meant by SIHRM and IHRM?

Q:

Explain the careless worker model. Spending money on a health and wellness programmes is a luxury most small organizations cannot afford. Build an argument to support this statement, and an argument...