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# Will the new display with Lebron James increase soda sales by 50 cases a week?

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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.

Most imporatantly, what managerial conclusion can you draw from this data?

##### Solution Summary

Tests the hypothesis that a new display, featuring Lebron James will increase product sales in supermarkets by an average of 50 cases in a week.

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Null Hypothesis: Ho: M =50 cases. The average sales will increase by 50 cases a week
Alternative Hypothesis: H1: M <50. The average sales will not increase by 50 cases a week

M = 50 (hypothesized mean)
s= 12.2 (standard deviation as per the ...

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.