Q1- Two plants were installed by a certain textile mills on the same date and were in operations under similar conditions. Their first six month's output is given below; MONTHS Plant I Plant II (units) (units) January February March 10,000 20,000 30,000 25,000 10,000 30,000 45,000 25,000 Аpri 25,000 May 30,000 June 25,000 10,000 Total 150,000 135,000 Required: Calculate the variance in output for these two plants

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 67E
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Q1- Two plants were installed by a certain textile mills on the same date and were in
operations under similar conditions. Their first six month's output is given below;
MONTHS
Plant I
Plant II
(units)
(units)
January
10,000
20,000
February
30,000
25,000
March
10,000
25,000
25,000
30,000
April
30,000
May
45,000
June
25,000
10,000
Total
150,000
135,000
Required: Calculate the variance in output for these two plants
Transcribed Image Text:Q1- Two plants were installed by a certain textile mills on the same date and were in operations under similar conditions. Their first six month's output is given below; MONTHS Plant I Plant II (units) (units) January 10,000 20,000 February 30,000 25,000 March 10,000 25,000 25,000 30,000 April 30,000 May 45,000 June 25,000 10,000 Total 150,000 135,000 Required: Calculate the variance in output for these two plants
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