The hourly rates of a sample of 70 contractual workers from different manufacturing company are shown below in a frequency distribution table. Hourly rates No. of workers 30-32 33-35 36-38 39-41 10 20 42-44 15 45-47 48-50 4 Calculate the following a. Mean b. Median (x) c. Mode(£)
The hourly rates of a sample of 70 contractual workers from different manufacturing company are shown below in a frequency distribution table. Hourly rates No. of workers 30-32 33-35 36-38 39-41 10 20 42-44 15 45-47 48-50 4 Calculate the following a. Mean b. Median (x) c. Mode(£)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Transcribed Image Text:The hourly rates of a sample of 70 contractual workers from different
manufacturing company are shown below in a frequency distribution table.
No. of workers
Hourly rates
30-32
33-35
36-38
39-41
42-44
45-47
48-50
10
20
15
9.
4
Calculate the following
a. Mean x
b. Median (x)
c. Mode(£)
d. Mean Deviation ( MD)
e. Variance (s²)
f. Standard Deviation (s)
g. Coefficient of Variation (CV)
h. Pearsonian coefficient of skewness (SK), indicate the skewness of the curve.
i. Measure of Kurtosis (Ku), Classify the type of curve.
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