The following table gives information on the amount of sugar (in grams) and the
ID: 3312250 • Letter: T
Question
The following table gives information on the amount of sugar (in grams) and the calorie count in one serving of a sample of 13 varieties of Kellogg's cereal.
Sugar (grams)
4
15
12
11
8
6
7
4
9
14
20
5
13
Calories
130
200
140
110
140
80
210
100
120
190
190
110
120
The predictive regression equation of the number of calories on the amount of sugar is y^=92.146+5.016x, where x is amount of sugar (in grams) and y is calories.
Calculate the predicted calorie count for a cereal with 16 grams of sugar per serving.
Round your answer to the nearest integer.
Sugar (grams)
4
15
12
11
8
6
7
4
9
14
20
5
13
Calories
130
200
140
110
140
80
210
100
120
190
190
110
120
Explanation / Answer
y^=92.146+5.016x
we know that the amount of sugar given is 16gms
thus y^=92.146+5.016*16=172.402 calories or 172 calories (answer)
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