If the sum of differences between values and its mean equal the variance of these values is equal to zero: Select one: O True
If the sum of differences between values and its mean equal the variance of these values is equal to zero: Select one: O True
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.1: Stem-and-leaf Plots And Histograms
Problem 10E
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Question
![If the sum of differences between values and its mean equal zero, then
the variance of these values is equal to zero:
Select one:
O True
False](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1588a8f1-65b7-48ef-94fa-07c86be22d07%2F915a27f3-fa98-437a-9163-854fb13f02b3%2Fz1d3tz5_processed.png&w=3840&q=75)
Transcribed Image Text:If the sum of differences between values and its mean equal zero, then
the variance of these values is equal to zero:
Select one:
O True
False
![Let X, , X2 , X3 , X4 1..., Xg be a set of data sample with mean = 5 and Ex² = 297 , then the
i = 1
coefficient of variation CV for this sample=
Select one:
а. 60%
b. 56.6%
c. 90%
d. 800%
e. 180%](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1588a8f1-65b7-48ef-94fa-07c86be22d07%2F915a27f3-fa98-437a-9163-854fb13f02b3%2Fadav1xi_processed.png&w=3840&q=75)
Transcribed Image Text:Let X, , X2 , X3 , X4 1..., Xg be a set of data sample with mean = 5 and Ex² = 297 , then the
i = 1
coefficient of variation CV for this sample=
Select one:
а. 60%
b. 56.6%
c. 90%
d. 800%
e. 180%
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