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Acitvity 1- Valencia - Statistics (Engineering Data Analysis)
Statistics (Engineering Data Analysis)
Course
Civil Engineering (BSCE 01)
136 Documents
Students shared 136 documents in this course
University
Ateneo de Davao University
Academic year: 2022/2023
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Acitvity 1- Valencia - Statistics (Engineering Data Analysis)
Course: Civil Engineering (BSCE 01)
136 Documents
Students shared 136 documents in this course
University: Ateneo de Davao University
Was this document helpful?
Name: Mark Bernard L. Valencia Date: 7/15/21
Section: BSCE 2-B 5-254
1. One of frequency distribution shapes is the normal distribution, popularly known
as bell curve. This is the most common frequency distribution. It is a distribution
with no gaps between the data, and also is continuous.
2. In the study of 40 women, the data of blood potassium levels, in milliequivalent
per liter, were obtain construct a freq. Distribution table using seven classes.
Range= 6.0 – 2.7 = 3.3
Class Width = 3.3
7 = 0.47 = 0.5
Class Gap = 3.2−3,1
2 = 0.5
Class
Limits
Class
Boundaries
Midpoint
Tally
Frequency
Cumulative
Frequency
2.7 – 3.1
2.65 – 3.15
2.9
I
1
1
3.2 – 3.6
3.15 – 3.65
3.4
IIII
4
5
3.7 – 4.1
3.65 – 4.15
3.9
IIIII – III
8
13
4.2 – 4.6
4.15 – 4.65
4.4
IIIII – IIIII- III
13
26
4.7 – 5.1
4.65 – 5.15
4.9
IIIII – III
8
34
5.2 – 5.6
5.15 – 5.65
5.4
III
3
37
5.7 – 6.1
5.15 – 5.65
5.9
III
3
40
0
2
4
6
8
10
12
14
2.65 3.15 3.65 4.15 4.65 5.15 5.65
Frequency
2.65 3.15 3.65 4.15 4.65 5.15 5.65
