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Statistics
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Given the following scatter diagram, the sample correlation coefficient r:

a) Has a positive linear correlation

b) Has a negative linear correlation

c) Has little or no correlation

d) Looks close to + 1.00

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JCLv4
1 Mar 2021
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Related textbook solutions

Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208

Related questions

Identify the true statements about the correlation coefficient, r.

a.) The correlation coefficient is not affected by outliers.

b.)The value of r ranges from negative one to positive one.

c.) When the data points in a scatter plot fall closely around a straight line that is either increasing or decreasing, the correlation between the two variables is strong.

d.) A correlation coefficient of zero means that no relationship exists between the two variables.

e.) If two variables are positively correlated, when one variable increases, the other variable decreases.

f.) The sign of r describes the direction of the association between two variables.

The measure of the strength of the linear relationship between two variables is referred to as the:

a) Quotient of Correlation

b) Coefficient of Correlation

c)Measure of Strength

d) Lease Squares

If the correlation coefficient r is equal to 0.596, find the coefficient of nondetermination.

Ā 

a.) 0.476

b.) 0.355

c.) 0.772

d.) 0.645

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