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You have collected the information on 15 different real estate investment trusts (REITs). Identify whether the data are cross-sectional or time-series
The circles are either white, black, or half and half. To which level of data does this correspond? Discuss.
For each variables, indicate the level of data measurement: product rating { 1 = excellent, 2 = good, 3 = fair, 4 = poor, 5 = very poor}
According to an article in the Idaho Statesman, a poll taken the day before elections in Germany showed Chancellor Gerhard Schroeder.
A sampling technique in which a random sample from each of the tax brackets is obtained by the Internal Revenue Service to audit tax returns.
Your manager has given you an Excel file that contains the names of the company’s 500 employees and has asked you to sample 50 employees.
Sysco Foods is a statewide food distributor to restaurants, universities, and other establishments that prepare and sell food.
Assume a sample of 250 is required. Describe the technique you would use to select a sample from the population.
Mount Hillsdale Hospital has more than 4,000 patient files listed alphabetically in its computer system.
Verizon has a support center customers can call to get questions answered about their cell phone accounts.
List of Principal Subsidiaries (e.g., Murphy Oil USA, Inc., Murphy Exploration & Production Company) d. Number of branded retail outlets.
According to a report issued by the U.S. Department of Agriculture (USDA), the agency estimates that Southern fire ants spread at a rate of 4 to 5 miles a year.
In your position as general manager for United Fitness Center, you have been asked to survey the customers of your location to determine.
How do you believe the survey was conducted and what types of bias could occur in the data collection process?
A company has 18,000 employees. The file containing the names is ordered by employee number from 1 to 18,000.
Describe how systematic random sampling could be used to select a random sample of 1,000 customers who have a certificate of deposit at a commercial bank.
If the manager at First City Bank surveys a sample of 100 customers to determine how many miles they live from the bank.
Choose one of your qualitative columns of data and make an appropriate graph using Excel, an on-line tool, etc. Do not submit this by hand.
How is sample size related to statistical tests and outcomes? Give a specific example. Why is it important to plan the sample size before collecting data?
Explain the business problem or opportunity.Analyze why the business problem is important
Examination of Descriptive Statistics.Examination of Inferential Statistics.Discuss inferences you have made from the results
A relationship research question involving GPA and GRE scores; corresponding null and alternative hypotheses;
Provide a brief introduction to/background of the problem. Discuss the steps you used in completion of your Excel analysis.
Employees were instructed to answer the questions based on how they personally had behaved towards change (based on a survey from Cinte, 2006).
Developing an effective research proposal begins with a clear and thorough introduction to your topic