Find: 1. Total number of frequency 2. Size of the class interval 3. Q3 class 4. Class interval to get the value Q3 5. Final Value of Q3 Scores Frequency 95-99 4 90-94 85-89 80-84 75-79 70-74 65-69 60-64 89541 9 5 4 3 1 Lower Boundaries (LB) 94.5 89.5 84.5 79.5 74.5 69.5 64.5 59.5 Less than Cumulative Frequency (< cf) 35 31 23 14 9 5 4 1

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Directions: Use the frequency distribution to look for the following:
Scores Frequency
Lower
Boundaries
Less than
Cumulative
Frequency (<cf)
(LB)
95-99
94.5
35
90-94
89.5
31
85-89
84.5
23
80-84
79.5
14
75-79
74.5
9
70-74
69.5
65-69
64.5
60 - 64
59.5
Find:
1. Total number of
frequency
2. Size of the class
interval
3. Q3 class
4. Class interval to get
the value Q3
5. Final Value of Q3
48954
4
1
3
1
5
4
1
Transcribed Image Text:Directions: Use the frequency distribution to look for the following: Scores Frequency Lower Boundaries Less than Cumulative Frequency (<cf) (LB) 95-99 94.5 35 90-94 89.5 31 85-89 84.5 23 80-84 79.5 14 75-79 74.5 9 70-74 69.5 65-69 64.5 60 - 64 59.5 Find: 1. Total number of frequency 2. Size of the class interval 3. Q3 class 4. Class interval to get the value Q3 5. Final Value of Q3 48954 4 1 3 1 5 4 1
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