Make-up Exam In a class of 25 students, 24 of them took an exam in class...
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Make-up Exam In a class of 25 students, 24 of them took an exam in class and 1 student took a make-up exam the following day. The professor graded the first batch of 24 exams and found an average score of 80 points with a standard deviation of 8.7 points. The student who took the make-up the following day scored 58 points on the exam. Did the mean change after this new student took their test?? The new mean is 1. Did the standard deviation increase?? Make-up Exam In a class of 25 students, 24 of them took an exam in class and 1 student took a make-up exam the following day. The professor graded the first batch of 24 exams and found an average score of 80 points with a standard deviation of 8.7 points. The student who took the make-up the following day scored 58 points on the exam. Did the mean change after this new student took their test?? The new mean is 1. Did the standard deviation increase??
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Related Book For
Statistics for Business and Economics
ISBN: 978-0132930192
8th edition
Authors: Paul Newbold, William Carlson, Betty Thorne
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