If you can predict y from x with 100% accuracy, you can refer to this as a perfect relationship.
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Q30: In this regression formula (y′ = 2x
Q31: Pearson's r is the most common type
Q32: When calculating a correlation, the variable you
Q33: A Pearson's product-moment correlation coefficient is often
Q34: A correlation of -.8 is stronger than
Q36: As one variable goes down, the other
Q37: The covariance formula differs from the variance
Q38: If r = -.8, adding a case
Q39: A correlation can be calculated by adding
Q40: H1:
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