Question

The National Cable and Telecommunications Association recently reported that the mean number of HDTVs per household in the United States is 2.30 with a standard deviation of 1.474 sets. A sample of 100 homes in Boise, Idaho, revealed the following sample information.
Number of HDTVs Number of Households
0 .............. 7
1 .............. 27
2 .............. 28
3 .............. 18
4 .............. 10
5 or more ............. 10
Total ............... 100



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  • CreatedDecember 10, 2014
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