16. Given: z= -2.25; μ = 60; o 8. Find the value of x a. 18 b. 42 c. 78 d. 102 17. If the scores in a Probability and Statistics test are normally distributed with a mean of 25 and standard deviation of 3.5. What is the z-score for a score of 30? a. 1.43 b. 1.06 c. 0.72 d. -1.43 18. Anna, an ALS student, obtained a z-score of 2.35 in an achievement test that is normally distributed with a mean grade of 83 and standard deviation of 5. What was Anna's grade in the achievement test? a. 71.25 b. 80.65 c. 85.35 d. 94.75 19. In a normal distribution with a mean of 69 and standard deviation of 15, what does a z-score of - 2 indicates? a. It indicates that the score is equal to 39. b. It indicates that the score is above the mean. c. It indicates that the score is 39 less than the mean d. It indicates that the difference between the score and the mean is 39.
16. Given: z= -2.25; μ = 60; o 8. Find the value of x a. 18 b. 42 c. 78 d. 102 17. If the scores in a Probability and Statistics test are normally distributed with a mean of 25 and standard deviation of 3.5. What is the z-score for a score of 30? a. 1.43 b. 1.06 c. 0.72 d. -1.43 18. Anna, an ALS student, obtained a z-score of 2.35 in an achievement test that is normally distributed with a mean grade of 83 and standard deviation of 5. What was Anna's grade in the achievement test? a. 71.25 b. 80.65 c. 85.35 d. 94.75 19. In a normal distribution with a mean of 69 and standard deviation of 15, what does a z-score of - 2 indicates? a. It indicates that the score is equal to 39. b. It indicates that the score is above the mean. c. It indicates that the score is 39 less than the mean d. It indicates that the difference between the score and the mean is 39.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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