Question
Employees working in a certain field have a mean annual salary of $59,854 with a standard deviation of $3,521. Find the salary of someone working
Employees working in a certain field have a mean annual salary of $59,854 with a standard deviation of $3,521. Find the salary of someone working in this industry whose salary has a Z-score of -0.91. Round to the nearest dollar. Question 8 1 pts Gloria takes 4 exams in a class. The mean and standard deviations for the exam scores, as well as Gloria's score on each exam are given below.
Exam 1 had a mean of 66 and a standard deviation of 10. Gloria scored 78 on this exam.
Exam 2 had a mean of 64 and a standard deviation of 7. Gloria scored 55 on this exam.
Exam 3 had a mean of 62 and a standard deviation of 9. Gloria scored 75 on this exam.
Exam4 had a mean of 60 and a standard deviation of 6. Gloria scored 63 on this exam.
Use z-scores to rank Gloria's exams from best to worst.
O Exam 1, Exam 2, Exam 3, Exam 4
O Exam 2, Exam 4, Exam 3, Exam 1
O Exam 3, Exam 1, Exam 4, Exam 2
O Exam 1, Exam 3, Exam 4, Exam 2
O Exam 3, Exam 2, Exam 1, Exam 4
O Exam 2, Exam 4, Exam 1, Exam 3
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Discrete Mathematics, Revised
Authors: Seymour Lipschutz, Marc Lipson
3rd Edition
0071615873, 9780071615877
