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Comparing Two Sets of Results

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When investigating times required for drive-through service, the following results (in seconds) were obtained. Find the range, variance, and standard deviation for each of the two samples, then compare the two sets of results.

Restaurant A: 120 123 153 128 124 118 154 110

Restaurant B: 115 126 147 156 118 110 145 137

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After finding the range, variance, and standard deviation for each of the two samples, the solution then compares the two sets of results.

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When investigating times required for drive-through service, the following results (in seconds) were obtained. Find the range, variance, and standard deviation for each of the two samples, then compare the two sets of results. 

Restaurant ...

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