Mathematics, 10.07.2019 00:10 caeyanij
In a study of the relationship between tv viewing and eating habits, a sample of 548 ethnically diverse students from massachusetts was followed over a 19-month period (pediatrics [2003]: 1321–1326). for each additional hour of television viewed per day, the number of fruit and vegetable servings per day was found to decrease on average by 0.14 serving. a. for this study, what is the response variable? what is the predictor variable? b. would the least squares regression line for predicting number of servings of fruits and vegetables using number of hours spent watching tv have a positive or negative slope? justify your choice.
Answers: 2
Mathematics, 21.06.2019 20:00
Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2
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Mathematics, 21.06.2019 21:00
Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w
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Mathematics, 22.06.2019 01:30
Andy has $310 in his account. each week, w, he withdraws $30 for his expenses. which expression could be used if he wanted to find out how much money he had left after 8 weeks?
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Mathematics, 22.06.2019 06:00
Triangle abc has vertices a(1,2) b(1,5) and c(4,2) and for two and undergoes a transformation circle the set of verses that does not belong
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In a study of the relationship between tv viewing and eating habits, a sample of 548 ethnically dive...
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