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1. In your capacity as assistant sales manager for a large office products retailer, you have been assigned the task of interviewing purchasing managers for medium and large companies in the San Francisco Bay area. The objective of the interview is to determine the office product buying plans of the company in the coming year. Develop a personal interview form that asks both issue-related questions as well as demographic questions.
2. The regional manager for Macy's is experimenting with two new end-of-aisle displays of the same product. An end-of-aisle display is a common method retail stores use to promote new products. You have been hired to determine which is more effective. Two measures you have decided to track are which display causes the highest percentage of people to stop and, for those who stop, which causes people to view the display the longest. Discuss how you would gather such data.
Measure the convergence of annual provincial data relative to the national. I have data for per capita annual income for two provinces and I have to compare them with the per capita national data and evaluate if the provincial data converge toward..
ACME Lumber Company selects a random sample of 36 customers. Customers are rated on their annual spend at ACME Lumber Stores.
tv advertising agencies face growing challenges in reaching audience members because viewing tv programs via digital
An engineer is studying bearing failures for two different materials in aircraft gas turbine engines. The following data are failure times (in millions of cycles) for samples of the two material types.
As a part of the editorial a random sample of 260 households showed 170 own pets. Does this data disagree with the Pet Food Dealers Association data? Use a 0.05 level of significance.
a backpack manufacturer produces an internal frame pack and an external frame pack. let x represent the number of
Use empirical Rule to evaluate proportion of costs within 2 standards deviations of mean. Write down these limits.
several statistical tests have a way to measure effect size. what is this and when might you want to use it in looking
how many chocolate chip cookies will he need to sample to estimate the mean to within 2, what is a 99% confidence interval for the average number of chips per cookie?
A recent study compared the time spent together by single- and dual-earner couples. According to the records kept by the wives during the study, the mean amount of time spent together watching television among the single-earner couples
A small New England college has a total of 400 students.The Math SAT is required for admission, and the mean score of all 400 students is 620. The population standard deviation is found to be 60. The formula for a 95% confidence interval yields th..
1. urn 1 contains 5 red 4 white and 6 blue marbles. urn 2 contains 12 red 2 white and 3 blue marbles. one urn is chosen
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