The test scores of 30 students are listed below. Find the percentile that corresponds to a...

Question

Question

The test scores of 30 students are listed below. Find the percentile that corresponds to a score of 74.

31 41 45 48 52 55 56 56 63 65 67 67 69 70 70 74 75 78 79 79 80 81 83 85 85 87 90 92 95 99

Answer 1

Answer #1

Solution:

The test scores of 30 students are listed below:

31 41 45 48 52 55

56 56 63 65 67 67

69 70 70 74 75 78

79 79 80 81 83 85

85 87 90 92 95 99

n= total numbers =30

The number of lower scores than 74 is =15 numbers

percentile (74) =

=50% ^th percentile

Answer 2

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