Questionnaire scores between the two companies

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A pilot-test marketing research study comparing two new models of widgets was conducted in two companies (Company A and Company B). In each of the two companies, one manufacturing plant used one new widget and the other plant used the other new widget. At the end of the year, the employees using the new widgets in their jobs completed a questionnaire assessing their satisfaction with the widgets. Following is a table listing the mean scores of the two plants questionnaire scores for each of the two companies (those that used new widget 1 and those that used new widget 2). Study the data in the table. (Note: Do not attempt to compute the F ratios or the exact level of significance in order to answer the questions below.)


Means of

Means of

Company

Employees Using

Employees Using

Widget 1

Widget 2


Company A

55

53

Company B

50

48

a. Are there differences in questionnaire scores as a result of the using the two widgets? Explain.

b. Are there differences in questionnaire scores between the two companies? Explain.

Reference no: EM131081364

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