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The Graduation rates for twenty-five (25) HBCUs) for the academic school year (2018-2019) were as follows:...

The Graduation rates for twenty-five (25) HBCUs) for the academic school year (2018-2019) were as follows: 55, 12, 30, 32, 42, 39, 21, 48, 19, 27, 37, 59, 62, 44, 11, 43, 17, 47, 26, 20, 38, 32, 18, 69, & 33 Determine the following: a. First Quartile b. Second Quartile c. Third Quartile

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

Ascending Order:

Ascending order Position
11 1
12 2
17 3
18 4
19 5
20 6
21 7
26 8
27 9
30 10
32 11
32 12
33 13
37 14
38 15
39 16
42 17
43 18
44 19
47 20
48 21
55 22
59 23
62 24
69 25


a. First Quartile =Average of 6th and 7th postion = (20+21)/2 = 20.5

b.

Second Quartile = (25+1)/2 th position = 13th position = 33

c.

Third Quartile =Average of 19th and 20th postion = (44+47)/2 = 45.5

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