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A coffee shop takes daily data on the high temperature for the day in degrees F,...

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Basic Math

A coffee shop takes daily data on the high temperature for theday in degrees F, and the number of cups of hot chocolate sold.They construct a scatterplot and examine the linearrelationship.The least squares regression line equation is:
y=76.42-1.38x

(1)Using the slope value, describe the relationship incontext.

(2)Can this line equation be used to make a prediction fornumber of cups of hot chocolate sold when it's 60 degrees Foutside? Explain.

Answer & Explanation Solved by verified expert
4.2 Ratings (594 Votes)
Let the temperature for the day in degree F be denoted by x And let the number of cups of hot chocolate sold be denoted by y Here x is independent variable and y is the dependent variable in the equation so we denote the temperature for day with x as temperature of day is independent of the number of cups of hot chocolate sold    See Answer
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