In a debate on the alteration of a traffic system in the city centre, measurements of the

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In a debate on the alteration of a traffic system in the city centre, measurements of the number of cars per minute were taken at two junctions; the results were as shown in Table 2.19.

Number of cars per minute 10-14 15-19 20-24 25-29 30-34 35-39 40-44 45-49 Totals Table 2.19 Junction A 0 3 13

Compare the two distributions by plotting out their frequency polygons, and determine the means and standard deviations.

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Business Statistics Using Excel

ISBN: 9780199659517

2nd Edition

Authors: Glyn Davis, Branko Pecar

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Question Posted: Nov 28, 2023 02:16 AM

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In a debate on the alteration of a traffic system in the city centre, measurements of the

Question:

Number of cars per minute 10-14 15-19 20-24 25-29 30-34 35-39 40-44 45-49 Totals Table 2.19 Junction A 0 3 13 24 17 3 0 0 60 Junction B Ln 5 8 10 12 14 5 3 3 60 Ln

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Business Statistics Using Excel

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