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  3. a study estimates the mean annual family income fo

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

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Statistics

A study estimates the mean annual family income for familiesliving in public housing in Chicago. For a random sample of 30families, the annual incomes (in hundreds of dollars) arehere:
133 140 127 150 133 114 128 142 123 172 146 110 135 136 158120 189 106 144 134 161 143 170 120 142 150 174 109 162 129
(a) Produce appropriate plots and predict on the shape of thepopulation distribu- tion?
(b) Find and interpret point estimates of μ and σ, thepopulation mean and standard deviation.
(c) Construct and interpret a 95% confidence interval forμ.


can you please part a briefly

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