If someone told you that they calculated a correlation of -.75, what does that mean?
A) There is a strong negative relationship between two ratio or interval level variables.
B) There is statistical independence between the two variables.
C) The variables that were used were measured at the nominal level and the relationship between them is strong.
D) The researcher looked at two ordinal-level variables and found no relationship between them.
E) The person made an error in calculation, correlations can never be negative numbers.
A
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