# Question

A large Midwestern city has been chronically plagued by false fire alarms. The following data set gives the number of false alarms set off each week for a 24-week period in this city.

a. Construct a frequency distribution table. Take 1 as the lower limit of the first class and 3 as the width of each class.

b. Calculate the relative frequencies and percentages for all classes.

c. What percentage of these weeks had 9 or fewer false alarms?

d. Draw the frequency histogram and polygon.

a. Construct a frequency distribution table. Take 1 as the lower limit of the first class and 3 as the width of each class.

b. Calculate the relative frequencies and percentages for all classes.

c. What percentage of these weeks had 9 or fewer false alarms?

d. Draw the frequency histogram and polygon.

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