The number of families who used the Minneapolis YWCA day care service was recorded during a 30-day

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The number of families who used the Minneapolis YWCA day care service was recorded during a 30-day period. The results are as follows:

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a. Construct a cumulative frequency distribution.
b. Sketch a graph of the cumulative frequency polygon.
c. How many days saw fewer than 30 families utilize the day care center?
d. How busy were the highest 80% of thedays?
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Statistical Techniques In Business And Economics

ISBN: 356

16th Edition

Authors: Douglas Lind, William Marchal

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