• What is the difference in savings on groceries using coupons between shoppers 2 groups of shoppers Middle Low income income shoppers n, = 60 n2 = 80 based on income levels? X = $5.84 X = $2.67 02 =...

• What is the difference<br>in savings on groceries<br>using coupons between shoppers<br>2 groups of shoppers<br>Middle<br>Low<br>income<br>income<br>shoppers<br>n, = 60<br>n2 = 80<br>based on income<br>levels?<br>X = $5.84<br>X = $2.67<br>02 = $0.54<br>Find 98% Confidence<br>0, = $1.41<br>%3D<br>Interval for the<br>difference in mean<br>savings<br>18<br>

Extracted text: • What is the difference in savings on groceries using coupons between shoppers 2 groups of shoppers Middle Low income income shoppers n, = 60 n2 = 80 based on income levels? X = $5.84 X = $2.67 02 = $0.54 Find 98% Confidence 0, = $1.41 %3D Interval for the difference in mean savings 18

Jun 10, 2022

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• What is the difference in savings on groceries using coupons between shoppers 2 groups of shoppers Middle Low income income shoppers n, = 60 n2 = 80 based on income levels? X = $5.84 X = $2.67 02 =...

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