a. Construct the frequency distribution, the cumulative frequency distribution, and the cumulative relative frequency distribution. How many of the cities had a vacancy rate of more than 6% but no more than 9%? How many of the cities had a vacancy rate of 9% or less? What proportion of the cities had a vacancy rate of more than 9%? b Construct a histogram Comment on the shape of the distribution

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32. Fifty cities provided information on vacancy rates (in %) in local apartments in the following frequency distribution.
Vacancy Rate
(%)
0<x<3
3< x≤6
6 < x≤9
9< x≤ 12
12<x< 15
Relative
Frequency
0.10
0.20
0.40
0.20
0.10
a. Construct the frequency distribution, the cumulative frequency distribution, and the cumulative relative frequency distribution. How many of the cities had
a vacancy rate of more than 6% but no more than 9%? How many of the cities had a vacancy rate of 9% or less? What proportion of the cities had a
vacancy rate of more than 9%?
b. Construct a histogram. Comment on the shape of the distribution.
Transcribed Image Text:32. Fifty cities provided information on vacancy rates (in %) in local apartments in the following frequency distribution. Vacancy Rate (%) 0<x<3 3< x≤6 6 < x≤9 9< x≤ 12 12<x< 15 Relative Frequency 0.10 0.20 0.40 0.20 0.10 a. Construct the frequency distribution, the cumulative frequency distribution, and the cumulative relative frequency distribution. How many of the cities had a vacancy rate of more than 6% but no more than 9%? How many of the cities had a vacancy rate of 9% or less? What proportion of the cities had a vacancy rate of more than 9%? b. Construct a histogram. Comment on the shape of the distribution.
Expert Solution
Step 1

The data is given on the vacancy rates in local apartments for fifty cities.

The frequency distribution of the vacancy rate is given below:

Vacancy rate Relative frequency
0<x3 0.1
3<x6 0.2
6<x9 0.4
9<x12 0.2
12<x15 0.1
total 1

 

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