uestion 3Two students, John and Ali, from different high schools, wanted to find out who had the better GPA when compared to his school.School MeanGPASchoolStandardDeviationStudentGPAJohn.2.853.00.7Ali7780101. What is John's z-score?2. What is Ali's z-score?3. Based on their z-scores, which student had the better GPA when compared to his school?For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac).BIUSParagraphArial10pt三=三三三田田田田困<> Ť (}!!!li

The mean and standard deviation GPA of John are 3.0 and 0.7.

Answered: Two students, John and Ali, from…

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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Similar questions

According to the U.S. Census, the average adult woman is the United States is 65 inches tall and the standard deviation is 3 inches. If Zsike is 67 inches tall, what is her z-score?
2) After doubling all of the scores, the mean was found to be 28 and the standard deviation was 4. What were the values for the mean and SD before the change? Explain
Mariah and Amanda began arguing about who did better on their tests, but they couldn't decide who did better given that they took different tests. Mariah took a test in English and earned a 81, and Amanda took a test in Art History and earned a 61.8. Use the fact that all the students' test grades in the English class had a mean of 75.7 and a standard deviation of 9, and all the students' test grades in Art History had a mean of 60.7 and a standard deviation of 10.3 to answer the following questions.a) Calculate the z-score for Mariah's test grade.z=b) Calculate the z-score for Amanda's test grade.z=c) Which person did relatively better? Mariah Amanda They did equally well.
Suppose that 10 students have taken an exam and that the mean and median scores are both 60. (Since 10 is an even number you can assume that two scores in the middle are both 60.) Two more students take it and one scores 70 and the other scores 26. If these students are now included, what is the new mean? What is the new median?
My Physics professor announced that top 18% will get A in the class. Class mean is 72, and standard deviation is 6. To get the grade A, what score should I get at least?
Suppose that the mean score of a class of 34 students was 73. The 19 male students in the class had a mean score of 72. What was the mean score for the 15 female students? Mean Score for Female Students =
Suppose that the mean score of a class of 28 students was 77. The 16 male students in the class had a mean score of 64. What was the mean score for the 12 female students? Mean Score for Female Students =
Aaliyah and Lloyd began arguing about who did better on their tests, but they couldn't decide who did better given that they took different tests. Aaliyah took a test in Social Studies and earned a 79.8, and Lloyd took a test in Science and earned a 68.4. Use the fact that all the students' test grades in the Social Studies class had a mean of 74.1 and a standard deviation of 9.6, and all the students' test grades in Science had a mean of 60.9 and a standard deviation of 8.6 to answer the following questions. a) Calculate the z-score for Aaliyah's test grade. 2 = [Round your answer to two decimal places.] b) Calculate the z-score for Lloyd's test grade. 2 = [Round your answer to two decimal places.] c) Which person did relatively better? O Aaliyah O Lloyd O They did equally well.
Suppose 6 students take an exam, and the mean score is 82.5. Five of the student scores are as follows:95, 78, 85, 56, and 96. What is the sixth student’s score?
Suppose that the mean score of a class of 34 students was 78. The 17 male students in the class had a mean score of 62. What was the mean score for the 17 female students?
Mario's weekly poker winnings have a mean of $353 and a standard deviation of $67. Last week he won $185. How many standard deviations from the mean is that?
Assume you had the following information regarding three different tests you took: The MATH test mean was 70; the standard deviation was 2; your score is 66. The VERBAL test mean was 60; the standard deviation was 3; your score is 57. The SCIENCE test mean was 80; the standard deviation was 3; your score is 83. On which of the 3 tests did you have your worst performance, relative to other students? A. Math B. Verbal C. Science

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