Fifty cities provided information on vacancy rates (in %) for local apartments in the following relative frequency distribution. Vacancy Rate (in percent) 0 < x ≤ 3 3

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Fifty cities provided information on vacancy rates (in %) for local apartments in the following relative frequency distribution.
Vacancy Rate (in percent)
0 < x ≤ 3
3<x≤6
6 < x ≤ 9
9 < x < 12
12 < x < 15
Frequency
5
5
10
20
10
Calculate the average vacancy rate. (Round your answer to 2 decimal places.)
Average vacancy rate
Transcribed Image Text:Fifty cities provided information on vacancy rates (in %) for local apartments in the following relative frequency distribution. Vacancy Rate (in percent) 0 < x ≤ 3 3<x≤6 6 < x ≤ 9 9 < x < 12 12 < x < 15 Frequency 5 5 10 20 10 Calculate the average vacancy rate. (Round your answer to 2 decimal places.) Average vacancy rate
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