Mary obtained a Mathematics score of 636 on the SAT; the SAT scores had a mean of 422 and astandard deviation of 123. Her Mathematics score on the PSAT (Preliminary Scholastic AptitudeTest) was 44; the PSAT scores had a mean of 45 and a standard deviation of 9.6.a. Determine Mary's z-score for the SAT (to the nearest 0.1).The answer isb. Determine Mary's z-score for the PSAT (to the nearest 0.1).The answer isc. On which test was her Mathematics performance stronger?The answer is(select)

Answered: Image /qna-images/answer/011a3af2-1e86-435c-88f6-3891f7a6a57e.jpg

Answered: Mary obtained a Mathematics score of…

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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Please answer B, C, & D.
Suppose that the mean weight for men 18 to 24 years old is 170 pounds, and the standard deviation is 20 pounds. In each part, find the value of the standardized score (z-score) for the given weight. USE SALT (a) 206 pounds. Z = (b) 140 pounds. Z = (c) 173 pounds. Z = (d) 236 pounds. Z =
Use z scores to compare the given values. The tallest living man at one time had a height of 233 cm. The shortest living man at that time had a height of 89.9 cm. Heights of men at that time had a mean of 176.34 cm and a standard deviation of 5.47 cm. Which of these two men had the height that was more extreme? Since the z score for the tallest man is z= height that was more extreme. (Round to two decimal places.) and the z score for the shortest man is z = the man had the
Test scores for a history class had a mean of 69 with a standard deviation of 4.5. Test scores for a physics class had a mean of 79 with a standard deviation of 3.5. Suppose a student gets a 75 on the history test and 83 on the physics test. Calculate the z- score for each test. On which test did the student perform better? A. B. C. D. History exam; history z-score is 1.33; physics z-score is 1.14 Physics exam; history z-score is 1.33; physics z-score is 1.14 History exam; history z-score is -1.33; physics z-score is -1.14 Physics exam; history z-score is -1.33; physics z-score is -1.14
Nathan takes the State Aptitude Assessment, which has a mean of 350 and a standard deviation of 50. His brother Kyle takes the Regional Readiness Test, which has a mean of 300 and a standard deviation of 45. If Kyle's score was 375, what is the cooresponding z score? a. +2.22 b. +1.00 c. +1.67 d. -1.67
Neil scored 67 on his calculus class final and was devastated by his failing grade. His class distribution had a mean of 54 and a standard deviation of 7. Greg was quite proud of his score of 88 for his Spanish language class. His class distribution had a mean of 97 with a standard deviation of 6. a. Which student did better relative to their class?
Use z-scores to make the following comparison between students. a. Claudia has a score of 61. Her class had a mean score of 74 and a standard deviation of 4 . Convert Claudia's score to a z- score. b. Isabella has a score of 79. Her class had a mean test score of 82 and a standard deviation of 2. Convert Isabella’s score to a z-score. c. Based on the z-scores, which student did better on their test compared to their class (“had a better relative position”)?
The GMAC Insurance company reported that the mean score on the National Drivers Test was 77.8 with a standard deviation of 2.5 points. The test scores are approximately bell-shaped. Approximately 68% of all test scores were between two values A and B. What is the value of A? Write only a number as your answer. Round to one decimal place.
The mean grade of in the final examination in the mathematics was 85 and tje standard deviation was 7.in science , his mean grade was 89 and the standard deviation was 13.
On the past mathematics test, the bottom 20% of students failed to pass the test. The mean for the test was 55 and the standard deviation was 11. what was the passing score
A student scored 66 on a general science test where the class mean and standard deviation were 82 and 8, respectively; he also scored 53 on a psychology test where the class mean and standard deviation were 58 and 3, respectively. In which class was his relative position higher?
In the School of Medicine at Florida State University, the mean IQ is 116 with a standard deviation of 14. Given this information, what IQ score would correspond to a z-score of -1.5? 123 118 104 95

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