1. A study reports: r(95) = +0.92, p < 0.01. How confident can you be that the obtained correlation is real and not due to mere chance?
a. 92% confident.
b. 95% confident.
c. 99% confident.
d. There is not enough information to tell.
2. Any correlation coefficient includes what two features?
a. Amount and strength
b. Strength and direction
c. Direction and purpose
d. Positivity and negativity
These two questions belong to Statistics. The 1st question discusses about calculation of correlation. The 2nd question is about the features of correlation coefficient.
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