What is the relationship between the amount of fat and the number of calories in
ID: 3158765 • Letter: W
Question
What is the relationship between the amount of fat and the number of calories in a candy bar? Researchers obtained samples of 75 candy bars and measured the number of grams of fat and the number of calories in each bar. A linear-regression model will be fit to the data using least squares. The explanatory variable in this study is
the number of grams of fat in each bar.
the number of calories in each bar.
the number of grams of sugars, other carbohydrates, and protein in the bars because candy bars also contain other constituents than fat.
the number of grams of fat in each bar.
the number of calories in each bar.
the number of grams of sugars, other carbohydrates, and protein in the bars because candy bars also contain other constituents than fat.
Explanation / Answer
THE EXPLANATORY VARIABLE HERE WILL BE THE NUMBER OF CALORIES IN EACH BAR BECAUSE THE CALORIES IS ALSO DIRECTLY LINKED TO THE FATS HENCE THE OPTION B IS CORRECT
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