Question

The frequency distribution below represents the square footage of a random sample of 500 houses that are owner occupied year round. Approximate the mean and standard deviation square footage.
Square Footage .... Frequency
0-499 .......... 5
500-999 ........ 17
1000-1499 ....... 36
1500-1999 ....... 121
2000-2499 ...... 119
2500-2999 ....... 81
3000-3499 ....... 47
3500-3999 ...... 45
4000-4499 ....... 22
4500-4999 ...... 7


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  • CreatedApril 27, 2015
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