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Students in the psychology department consume an average of 5 cups of coffee per day with a standard deviation of 1.75 cups. The number of

Students in the psychology department consume an average of 5 cups of coffee per day with a standard deviation of 1.75 cups. The number of cups of coffee consumed is normally distributed.Make sure you do NOT round when answering any of these questions. When applicable, show ALL work for full points.

9.

Nancy drank 6 cups of coffee. What proportion of students drank FEWER cups of coffee than Nancy? (do not round and use the table in the appendix of the Jackson e-book)

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10. Which of the following curves (A, B, or C) best illustrate where Nancy' s data would be? ANSWER
11.

How many cups of coffee would an individual at the 80th percentile rank drink? (do NOT round)

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12. Imagine this course is over and instead of seeing your total points earned, you are given a zscore and the grade is curved to fit a normal distribution. What would you want your z score to be and why? (make sure you use a numerical value and indicate whether it is positive or negative) ANSWER

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