A study estimates the mean annual family income for families living in public housing in Chicago....

A study estimates the mean annual family income for families living in public housing in Chicago. For a random sample of 30 families, the annual incomes (in hundreds of dollars) are here:

133 140 127 150 133 114 128 142 123 172 146 110 135 136 158 120 189 106 144 134 161 143 170 120 142 150 174 109 162 129

(a) Produce appropriate plots and predict on the shape of the population distribu- tion?

(b) Find and interpret point estimates of μ and σ, the population mean and standard deviation.

(c) Construct and interpret a 95% confidence interval for μ.

can you please part a briefly

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orchestra answered 1 year ago

Chicago Families: A survey is taken to estimate the mean annual family income for families living...

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