The following table gives information on the amount (in dollars) Of the electric bills for a samle of 40 families Electric bill Number of families 2 8-12 11 12-16 14 4-8 16-20 20-24 5 h)Estimate the sample intequartile range.

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The following table gives information on the amount (in dollars)
Of the electric bills for a samle of 40 families
Electric bill
Number of families 2
4-8
8-12
11
12-16
16-20
8
20-24
14
h)Estimate the sample intequartile range.
Transcribed Image Text:The following table gives information on the amount (in dollars) Of the electric bills for a samle of 40 families Electric bill Number of families 2 4-8 8-12 11 12-16 16-20 8 20-24 14 h)Estimate the sample intequartile range.
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