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Average Value of the Sample

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A soda distributor claims that a new display, featuring Lebron James will increase product sales in supermarkets by an average of 50 cases in a week. For a random sample of twenty supermarkets, the average sales increase was 41.3 cases, and varied across supermarkets by about 12.2 cases. What managerial conclusion can you draw from this data?

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Solution Summary

The solution discusses a soda distributor claims that a new display, featuring Lebron James will increase product sales in supermarkets by an average of 50 cases in a week. For a random sample of twenty supermarkets, the average sales increase was 41.3 cases, and varied across supermarkets by about 12.2 cases. What managerial conclusion can you draw from this data?

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The average value of the sample is M=41.3
<br>The standard deviation is Sd=12.2
<br>Then we are to find the probability ...

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