1. In solving the Q3, A. What is the lower class boundary to be used? B. What is the frequency to be used?

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

Please do all

Directions: Read and analyze the problem. Answer the following questions.
Grades
Frequency Lower Class
Less than Cumula-
tive Frequency
Boundary
95-98
2
94.5
50
91 - 94
3
90.5
48
87-90
12
86.5
45
Q3 CLASS
83 - 86
16
82.5
33
79 - 82
15
78.5
17
75-78
2
74.5
2
i= 4
n = 50
1. In solving the Q3,
A. What is the lower class boundary to be used?
B. What is the frequency to be used?
C. If the computed Q3 is 88, what does it mean?
2. If the computed D4 is 83. 25, what does it imply?
3. If the computed P30 is 81.97, what does it mean?
Transcribed Image Text:Directions: Read and analyze the problem. Answer the following questions. Grades Frequency Lower Class Less than Cumula- tive Frequency Boundary 95-98 2 94.5 50 91 - 94 3 90.5 48 87-90 12 86.5 45 Q3 CLASS 83 - 86 16 82.5 33 79 - 82 15 78.5 17 75-78 2 74.5 2 i= 4 n = 50 1. In solving the Q3, A. What is the lower class boundary to be used? B. What is the frequency to be used? C. If the computed Q3 is 88, what does it mean? 2. If the computed D4 is 83. 25, what does it imply? 3. If the computed P30 is 81.97, what does it mean?
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Interior finishes for wood light frame construction
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Structural Analysis
Structural Analysis
Civil Engineering
ISBN:
9781337630931
Author:
KASSIMALI, Aslam.
Publisher:
Cengage,
Structural Analysis (10th Edition)
Structural Analysis (10th Edition)
Civil Engineering
ISBN:
9780134610672
Author:
Russell C. Hibbeler
Publisher:
PEARSON
Principles of Foundation Engineering (MindTap Cou…
Principles of Foundation Engineering (MindTap Cou…
Civil Engineering
ISBN:
9781337705028
Author:
Braja M. Das, Nagaratnam Sivakugan
Publisher:
Cengage Learning
Fundamentals of Structural Analysis
Fundamentals of Structural Analysis
Civil Engineering
ISBN:
9780073398006
Author:
Kenneth M. Leet Emeritus, Chia-Ming Uang, Joel Lanning
Publisher:
McGraw-Hill Education
Sustainable Energy
Sustainable Energy
Civil Engineering
ISBN:
9781337551663
Author:
DUNLAP, Richard A.
Publisher:
Cengage,
Traffic and Highway Engineering
Traffic and Highway Engineering
Civil Engineering
ISBN:
9781305156241
Author:
Garber, Nicholas J.
Publisher:
Cengage Learning