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.
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
![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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F08c2909e-aaf6-4e2a-81bf-7fe49b2f7a31%2F401c7646-5664-4410-9ba0-fed606d5e5ad%2Fxw7ncuc_processed.jpeg&w=3840&q=75)
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