Question

'The following data was collected from the Sunday real estate section of the Knoxville News Sentinel. Several houses were randomly selected and recorded their price_ the number of bedrooms and the square footage of each home_ The data is in the table below SQUARE PRICE BEDROOMS FEET 2 8 I 197,465 113.459 3.08 83 2011 855 Do_these problems on & separate sheet of paperllllliil Find 90% confidence interval for the variance of prices of homes for sale in the Knoxville area Do you need to assume home prices are normally distributed to use this interval? Find & 99 % confidence interval for the mean square footage of homes for sale in the Knoxville area Do you need to assume the square footage is normally distributed t0 use this interval? Find 96 % confidence interval for the percentage of homes for sale in the Knoxville area that have at least 3 bedrooms; Do you need to assume the number of bedrooms are normally distributed to use this interval?'

          'The following data was collected from the Sunday real estate section of the Knoxville News Sentinel. Several houses were randomly selected and recorded their price_ the number of bedrooms and the square footage of each home_ The data is in the table below SQUARE PRICE BEDROOMS FEET
2
8 I
197,465 113.459
3.08 83
2011 855
Do_these problems on & separate sheet of paperllllliil
Find 90% confidence interval for the variance of prices of homes for sale in the Knoxville area Do you need to assume home prices are normally distributed to use this interval?
Find & 99 % confidence interval for the mean square footage of homes for sale in the Knoxville area Do you need to assume the square footage is normally distributed t0 use this interval?
Find 96 % confidence interval for the percentage of homes for sale in the Knoxville area that have at least 3 bedrooms; Do you need to assume the number of bedrooms are normally distributed to use this interval?'

Added by Andrew K.

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