Question
The manufacturer of an MP3 player wanted to know whether a 10% reduction in price is enough to increase the sales of its product. To
The manufacturer of an MP3 player wanted to know whether a 10% reduction in price is enough to increase the sales of its product. To investigate, the owner randomly selected eight outlets and sold the MP3 player at the reduced price. At seven randomly selected outlets, the MP3 player was sold at the regular price. Reported below is the number of units sold last month at the regular and reduced prices at the randomly selected outlets.
Regular price139 134 100 126 151 134 97
Reduced price139 134 100 126 151 134 97 137
Regular | Reduced |
139 | 139 |
134 | 134 |
100 | 100 |
126 | 126 |
151 | 151 |
134 | 134 |
97 | 97 |
137 | |
At the .01 significance level, can the manufacturer conclude that the price reduction resulted in an increase in sales? Required: a. What are the null and alternate hypotheses? multiple choice 1
- H0: Reduced Regular H1: Reduced > Regular
- H0: Reduced > Regular H1: Reduced Regular Incorrect
- H0: Reduced Regular H1: Reduced < Regular
b. Compute the test statistic. (Round your answers to 2 decimal places.)
c. Compute the p-value.NOTE: P-value calculators are available through online search. (Round your answer to 4 decimal places.).
d. What is your decision regarding the null hypothesis?
e. Interpret the result.
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