An electric meter reader took a sample of six electric meter readings in an apartment building which has a large number of electric meters. The readings, in hundreds of kilowatt- hours, are: 7.7, 8.0, 7.8, 8.3, 8.3, 8.1. The standard deviation (rounded off to four decimals) is: A. 0.2567 B. 0.2495 C. 0.0627 D. 0.2503
An electric meter reader took a sample of six electric meter readings in an apartment building which has a large number of electric meters. The readings, in hundreds of kilowatt- hours, are: 7.7, 8.0, 7.8, 8.3, 8.3, 8.1. The standard deviation (rounded off to four decimals) is: A. 0.2567 B. 0.2495 C. 0.0627 D. 0.2503
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![An electric meter reader took a sample of six electric meter readings in an apartment
building which has a large number of electric meters. The readings, in hundreds of kilowatt-
hours, are: 7.7, 8.0, 7.8, 8.3, 8.3, 8.1. The standard deviation (rounded off to four decimals)
is:
A. 0.2567
B. 0.2495
C. 0.0627
D. 0.2503](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fef24a0bd-bbc7-4d80-b16e-853fb9496287%2F06f5bfe2-6e04-4d29-90ca-2843a42346ef%2Fty9rta7_processed.jpeg&w=3840&q=75)
Transcribed Image Text:An electric meter reader took a sample of six electric meter readings in an apartment
building which has a large number of electric meters. The readings, in hundreds of kilowatt-
hours, are: 7.7, 8.0, 7.8, 8.3, 8.3, 8.1. The standard deviation (rounded off to four decimals)
is:
A. 0.2567
B. 0.2495
C. 0.0627
D. 0.2503
![Ten prominent citizens have been nominated for a 'Community Citizen of the Year' award.
First- and second-place trophies are awarded to the two persons receiving the highest and
second highest number of votes. In how many different ways can the first and second place
trophies be awarded?
O A. 10
B. 2
C. 90
D. 10!](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fef24a0bd-bbc7-4d80-b16e-853fb9496287%2F06f5bfe2-6e04-4d29-90ca-2843a42346ef%2F4jwabom_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Ten prominent citizens have been nominated for a 'Community Citizen of the Year' award.
First- and second-place trophies are awarded to the two persons receiving the highest and
second highest number of votes. In how many different ways can the first and second place
trophies be awarded?
O A. 10
B. 2
C. 90
D. 10!
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