A candy maker surveyed chocolate bars available in a local supermarket and found the least squares regression model shown below. Use the model to answer parts a through c below. Calories = 28.9+12.65Fat(g) +2.41Sugar(g) a) The hand-crafted chocolate she makes has 15g of fat and 20g of sugar. How many calories does the model predict for a serving? calories (Type an integer or a decimal. Do not round.) b) In fact, a laboratory test shows that her candy has 248 calories per serving. Find the residual corresponding to this candy. calories (Type an integer or a decimal. Do not round.) c) What does that residual say about her candy? Choose the correct choice below and fill in the answer box within your choice. (Type an integer or a decimal. Do not round.) OA. Her candy has OB. Her candy has more calories than might be expected from the model. fewer calories than might be expected from the model.
A candy maker surveyed chocolate bars available in a local supermarket and found the least squares regression model shown below. Use the model to answer parts a through c below. Calories = 28.9+12.65Fat(g) +2.41Sugar(g) a) The hand-crafted chocolate she makes has 15g of fat and 20g of sugar. How many calories does the model predict for a serving? calories (Type an integer or a decimal. Do not round.) b) In fact, a laboratory test shows that her candy has 248 calories per serving. Find the residual corresponding to this candy. calories (Type an integer or a decimal. Do not round.) c) What does that residual say about her candy? Choose the correct choice below and fill in the answer box within your choice. (Type an integer or a decimal. Do not round.) OA. Her candy has OB. Her candy has more calories than might be expected from the model. fewer calories than might be expected from the model.
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question

Transcribed Image Text:A candy maker surveyed chocolate bars available in a local supermarket and found the least squares
regression model shown below. Use the model to answer parts a through c below.
Calories = 28.9+ 12.65Fat(g) +2.41Sugar(g)
a) The hand-crafted chocolate she makes has 15g of fat and 20g of sugar. How many calories does the model
predict for a serving?
calories
(Type an integer or a decimal. Do not round.)
b) In fact, a laboratory test shows that her candy has 248 calories per serving. Find the residual corresponding
to this candy.
calories
(Type an integer or a decimal. Do not round.)
c) What does that residual say about her candy? Choose the correct choice below and fill in the answer box
within your choice.
(Type an integer or a decimal. Do not round.)
OA. Her candy has
OB. Her candy has
more calories than might be expected from the model.
fewer calories than might be expected from the model.
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