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The manufacturer of an MP3 player wanted to know whether a 10% reduction in price is...

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Statistics

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 soldthe MP3 player at the reduced price. At seven randomly selectedoutlets, the MP3 player was sold at the regular price. Reportedbelow is the number of units sold last month at the regular andreduced prices at the randomly selected outlets.

Regular price1311248911311412594
Reduced price125132111107115124136132

  Click here for the Excel Data File

At the 0.050 significance level, can the manufacturer concludethat the price reduction resulted in an increase in sales?Hint: For the calculations, assume reduced price as thefirst sample.

  1. Compute the pooled estimate of the variance. (Round youranswer to 3 decimal places.)

  1. Compute the test statistic. (Round your answer to 2decimal places.)

  1. State your decision about the null hypothesis.

  • Fail to reject H0

  • Reject H0

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