The daily functioning time of 65 machines in a factory is recorded in the following table. Daily functioning time (hour) 0
The daily functioning time of 65 machines in a factory is recorded in the following table. Daily functioning time (hour) 0
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 66E
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Transcribed Image Text:a)
The daily functioning time of 65 machines in a factory is recorded in the following
table.
Daily functioning time (hour)
0<x<4
4 <x < 8
8<x< 12
12 <x < 16
16 <x < 20
20 < x< 24
Number of machines
5
10
16
18
9.
7
Calculate the mean and mode of the daily functioning time for the machines
used in this factory.
(ii) Calculate the standard deviation for the above-given data.
(iii) Find the coefficient of variation for the above-given data.
(i)
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