2. A student was taking six subjects in college during a semester. His final grades were indicated below: Subjects Mathematics Grades Weights 1.75 2.50 2.25 History Physics English Speech P.E 1.25 1.50 2.50 1.5 a) find the weighted average b) If equal weights are given, what is its average grade? 33532
2. A student was taking six subjects in college during a semester. His final grades were indicated below: Subjects Mathematics Grades Weights 1.75 2.50 2.25 History Physics English Speech P.E 1.25 1.50 2.50 1.5 a) find the weighted average b) If equal weights are given, what is its average grade? 33532
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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please answer number 2

Transcribed Image Text:roblem set # 3
A. Solve the following as indicated. Solutions are needed.
1. Ten measurements in centimeters of the diameter of an iron ring were
taken and recorded as
4.09
3.92
4.03
3.95
3.86
3.96
4.01
3.99
3/87
4.02
Find the arithmetic mean.
2. A student was taking six subjects in college during a semester. His final
grades were indicated below:
Subjects
Mathematics
Grades
1.75
Weights
3.
2.50
3
History
Physics
English
Speech
P.E
2.25
5
1.25
3
1.50
2.50
1.5
a) find the weighted average
b) If equal weights are given, what is its average grade?
3. Compute the mean, median, and mode of the following.
a) 52, 53, 54, 55, 55, 56, 57, 57, 57, 59, and 60
b). 19, 20, 20, 21, 21, 21, 23, 24, 25, 25, 27, 28, 28, and 30.
c) 37, 37, 37, 38, 39, 40, 41, 42, 43, 43, 45, 45, 45, 47, and 50.
4. Below is a frequency distribution of scores in statistics examination
taken by 55 teachers education students.
Class interval/
frequency
Class limits
114 118
109 - 113
104 - 108
99 - 103
1
3
4.
94 - 98
89 - 93
84 - 88
6.
12
79 - 83
74 - 78
8.
69 - 73
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