The weights of packs of chewing gum for a certain brand have a mean of 47.1 grams and a standard deviation 2.4 grams. The weight of a randomly selected pack of gum has a z-score of 3.11. Which of the following statements is the best interpretation of the z-score? O The weight of this pack of gum is lighter than the mean weight by 3.11 standard deviations. O The weight of this pack of gum is heavier than the mean weight by 3.11 standard deviations. The weight of this pack of gum is lighter than the mean weight by 2.4 standard deviations. The weight of this pack of gum is heavier than the mean weight by 2.4 standard deviations. 37
The weights of packs of chewing gum for a certain brand have a mean of 47.1 grams and a standard deviation 2.4 grams. The weight of a randomly selected pack of gum has a z-score of 3.11. Which of the following statements is the best interpretation of the z-score? O The weight of this pack of gum is lighter than the mean weight by 3.11 standard deviations. O The weight of this pack of gum is heavier than the mean weight by 3.11 standard deviations. The weight of this pack of gum is lighter than the mean weight by 2.4 standard deviations. The weight of this pack of gum is heavier than the mean weight by 2.4 standard deviations. 37
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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