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An officer was appointed by the Malaysia Energy Commission to study the difference between old and new electricity meter for Malaysia households. He collected the electric usage before and after changing the electricity meter from 2000 households in Perak and Selangor. The summary of the data is shown by the histograms and box plats below. State the population of the above study. Hence, comment on the error of the above sample.

An officer was appointed by the Malaysia Energy Commission to study the difference between old and new electricity meter for Malaysia households. He collected the electric usage before and after changing the electricity meter from 2000 households in Perak and Selangor. The summary of the data is shown by the histograms and box plats below. State the population of the above study. Hence, comment on the error of the above sample.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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An officer was appointed by the Malaysia Energy Commission to study the
difference between old and new electricity meter for Malaysia households. He
collected the electric usage before and after changing the electricity meter
from 2000 households in Perak and Selangor. The summary of the data is
shown by the histograms and box plats below.

State the population of the above study. Hence, comment on the error
of the above sample.

Electric Usage for New and Old meter 160 200 240, 280 320 360 400 Old New 140어 120어 100어 80 60- 40- 20 160 200 240 280 320 360 400 Electric Usage Panel variable: Meter Electric Usange for old and new meter 450 400어 350어 300어 250어 200어 150 New Old Meter Frequency- Bectric Usage
Transcribed Image Text:Electric Usage for New and Old meter 160 200 240, 280 320 360 400 Old New 140어 120어 100어 80 60- 40- 20 160 200 240 280 320 360 400 Electric Usage Panel variable: Meter Electric Usange for old and new meter 450 400어 350어 300어 250어 200어 150 New Old Meter Frequency- Bectric Usage
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