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Correlation facts If we assume that the conditions for

Chapter 7, Problem 5E

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QUESTION:

Correlation facts      If we assume that the conditions for correlation are met, which of the following are true? If false, explain briefly.

a) A correlation of -0.98 indicates a strong, negative association.

b) Multiplying every value of x by 2 will double the correlation.

c) The units of the correlation are the same as the units of y.

Questions & Answers

QUESTION:

Correlation facts      If we assume that the conditions for correlation are met, which of the following are true? If false, explain briefly.

a) A correlation of -0.98 indicates a strong, negative association.

b) Multiplying every value of x by 2 will double the correlation.

c) The units of the correlation are the same as the units of y.

ANSWER:

Step 1 of 3

(a) A correlation of -0.98 indicates a strong, negative association.

True,

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