The following frequency distribution shows the number of crimes committed in a sample of 100 urban neighborhoods. Number of crimes Frequency of Neighborhoods 0-9 10 10-19 20 20-29 30 30-39 30 40-49 10 N 100 What is the (approximate) standard deviation of this distribution?
The following frequency distribution shows the number of crimes committed in a sample of 100 urban neighborhoods.
Number of crimes Frequency of Neighborhoods
0-9 10
10-19 20
20-29 30
30-39 30
40-49 10
N 100
What is the (approximate) standard deviation of this distribution?
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