Recently, online shopping has become the new norm. Recently,the following distribution for shopping preferencesamong adults in the
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Question:
Recently, online shopping has become the new "norm." Recently,the following distribution for shopping preferencesamong adults in the US has been suggested:
Online Shopping: 40%
In-Store: 30%
Indifferent: 30%
To understand the shopping preferences among all students at the University of Michigan, a statistics student conducted a survey and gathered responses from 300 students. The collected responses are shown below:
Online Shopping | In-Store Shopping | Indifferent |
135 | 90 | 75 |
Use thesurvey results to perform the appropriate test to assess whether the distribution of shopping preferences among students at the University of Michigan is the same as the suggested distribution.
- State the appropriate null hypothesis.
- Check the necessary assumption(s). Show all work. (You may assume that the sample of 300 students at the University of Michigna taking the survey is a random sample.)
- Perform the appropriate test. Provide and clearly labelboth the test statistic value and the corresponding p-value. Include all supporting computations and work.
- Evalue the p-valueand provide a conclusion.
Your answer shouldbewell organized. Clearly use labels for your Steps 1, 2, 3, and 4.
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