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The speeds of a random sample of 100 cars are recorded as they pass a highway checkpoint. The results are summarized in the frequency distribution
The speeds of a random sample of 100 cars are recorded as they pass a highway checkpoint. The results are summarized in the frequency distribution below. Approximate the sample mean. Start 6 By 2 Table 1st Row 1st Column Speed left parenthesis mph right parenthesis 2nd Column Cars 2nd Row 1st Column 30 minus 39 2nd Column 4 3rd Row 1st Column 40 minus 49 2nd Column 19 4st Row 1st Column 50 minus 59 2nd Column 47 5st Row 1st Column 60 minus 69 2nd Column 17 6st Row 1st Column 70 minus 79 2nd Column 13 EndTable A. 56.1 mph B. 54.5 mph C. 61.7 mph D. 58.9 mph
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Mathematical Applications for the Management Life and Social Sciences
Authors: Ronald J. Harshbarger, James J. Reynolds
11th edition
9781337032247, 9781305465183, 1305108043, 1337032247, 1305465180, 978-1305108042
