Question

In: Math

Klaus is an office manager at a data entry company. He is interested in finding ways...

Klaus is an office manager at a data entry company. He is interested in finding ways to improve employee productivity. Klaus wonders if the number of hours worked is related to productivity. To test this, he installs software on each of his employees’ computers that measures how many cells of data they enter and how long they work. The data are provided in Figure 12.34. By hand, using Excel, or using SPSS, conduct the full hypothesis testing procedure for his data and draw any appropriate conclusions.

# of hours worked (in minutes) # of cells entered
240 500
390 618
495 592
270 340
345 689
525 703
330 440
435 478

Solutions

Expert Solution

please leave a comment if you have any doubt. Since we had to test whether there is any relation between number of hours worked and productivity,so we had to use the test for correlation since this is a paired data.


Related Solutions

he managers of a brokerage firm are interested in finding out if the number of new...
he managers of a brokerage firm are interested in finding out if the number of new clients a broker brings into the firm affects the sales generated by the broker. For the last year, the managers sampled 16 brokers and determined the number of new clients they enrolled during that year and their sales amounts in millions of dollars for that year. This data is presented in the table that follows. In your answers, sales should be left as a...
A local casino operator was interested in finding ways to attract younger customers and decided to...
A local casino operator was interested in finding ways to attract younger customers and decided to analyze the ages of customers playing different games. A sample of 25 people playing the slot machines had an average age of 48.7 years with a standard deviation of 6.8. A sample of 35 people playing the roulette wheel had an average age of 52.4 years with a standard deviation of 3.2. Can it be concluded that the mean age of those playing the...
As a new, entry-level manager, how important is it for you to find ways to compensate...
As a new, entry-level manager, how important is it for you to find ways to compensate for your relative lack of experience when trying to determine which alternative before you is most likely to succeed? What are some ways you can meet this challenge?
On Franco’s first day of work as an entry-level account manager at an advertising firm, he...
On Franco’s first day of work as an entry-level account manager at an advertising firm, he had lunch with three women who also were entry-level account managers at the firm. During lunch, the three women made comments to Franco that they appreciated how “fit” he was and that they were glad to have a male colleague who was “easy on the eyes” and “probably great in the sack.” Franco is very conservative about sexuality and these comments made him feel...
A sample of five data entry clerks employed in the Horry County Tax Office revised the...
A sample of five data entry clerks employed in the Horry County Tax Office revised the following number of tax records last hour: 73, 98, 60, 92, and 84. (a) Find the mean, median, and the standard deviation. (b) Compute the coefficient of skewness using Pearson’s method. (c) Calculate the coefficient of skewness using the software method. Answer each of the three questions that relate to the data given above. Discuss how you derived your answers and your conclusion regarding...
The office manager for the Metro Life Insurance Company ordersletterhead stationery from an office products...
The office manager for the Metro Life Insurance Company orders letterhead stationery from an office products firm in boxes of 500 sheets. The company uses 6500 boxes per year. Annual carrying costs are $3 per box, and ordering costs are $28. The following discount price schedule is provided by the office supply company: ORDER QUANTITY (BOXES) PRICE PER BOX  200–999  $16 1000–2999  14 3000–5999  13 6000+      12 Determine the optimal order quantity and the total annual inventory cost. 13.32 Determine...
The college is interested in finding out if there is a difference in the average SAT...
The college is interested in finding out if there is a difference in the average SAT scores between women and men. They collected the following data. Determine if the difference is significant. Be sure to use the 5-step model of hypothesis testing. Show ALL of your work by uploading a picture, but type your 5 step model here. Female Male Mean 580.91 550.56 Standard Deviation 80.86 81.27 N 160 150
A brokerage company is interested in forecasting the number of new accounts the office will obtain...
A brokerage company is interested in forecasting the number of new accounts the office will obtain next month. It has collected the following data for the past 12 months. Month Accounts 1 19 2 20 3 21 4 25 5 26 6 24 7 24 8 21 9 27 10 30 11 24 12 30 Use a four month moving average starting with the month of May to forecast the number of new accounts the company may expect to receive...
Provide two 2 major ways by which the Front office manager can control credit in Hotels
Provide two 2 major ways by which the Front office manager can control credit in Hotels
ilovefinance LLC makes AI blankets. Interested in finding out the valuation for her company, the CEO...
ilovefinance LLC makes AI blankets. Interested in finding out the valuation for her company, the CEO zeros down on a couple of comparable firms. The Montauk Coverlet company and the Provincetown Bed Monsters. These companies are currently trading at PE multiples of 8.56 and 9.48 respectively. Using the average PE multiple of the comparable firms, calculate the price that the CEO can expect per share of ilovefinance LLC in the coming year. You have the following information: a) The company...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT