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11 The chart below gives daily revenue of an ice cream truck and the temperature...

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11 The chart below gives daily revenue of an ice cream truck and the temperature outside Sales 450 680 900 1000 560 120 34 120 33 Temp 70 85 88 94 78 67 50 65 54 a Calculate r and at a 0 05 determine if there is linear correlation b If there is linear correlation find the regression line c Predict the temperature outside if the truck made 600 Find the prediction interval for your prediction

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