Test 4, Part 2 of 2 -Fall 2017. Washingion Campus Lincar Regression 2. The linca

Question

Test 4, Part 2 of 2 -Fall 2017. Washingion Campus Lincar Regression 2. The lincar regression equation for sample data of the amount of sodium in breakfast cereal (mg/serving) and calories per serving is represented by the following linear regression eqpuas Sodium = 50.0 + 0.60"(Calories). 6a. Based on the linear regression equat (mg/serving) and calories per serving is necessarily: (4 points) the amount of sodium A. 0.60 B. Zero C. Negative D. Positive E. A Percent b. A hungry student consumes 300 calories of a popular breakfast cereal. Based on the egression model (above), what is the estimate for the amount of sodium (milligrams) t onsumed? (12 pts) Show all work for full or partial credit. a connoisseur of breakfast cereal does not want to consumer more tha dium. Given the linear regression model (above), what is the maximum num oisseur should consume to ensure she or he does not consume more than 12 m? (25 points) Show all work for full or partial credit.

Explanation / Answer

6a) Correlation is Positive because slope is positive

6b) Sodium = 50+0.60*300

= 230 milligrams

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