Correlation Coefficient Coefficient Of Determination Quiz 2 (17 MCQs)

Correct Answer: C) There might not be any causal relationship between x and y.

Correct Answer: B) All the points on the scatterplot must fall exactly on a straight line with a negative slope.

Correct Answer: D) 0.834.

Correct Answer: D) Both bivariate and multivariate analysis.

Correct Answer: A) Positive.

Correct Answer: D) X explains 25% of the variation in y.

Correct Answer: D) 0.13.

Correct Answer: A) R squared.

Correct Answer: B) Closer to-1 if the correlation is negative.

Correct Answer: B) -1 and 1.

Correct Answer: C) Can be either-1 or +1.

Correct Answer: A) 64%.

Correct Answer: C) 88%.

Correct Answer: D) $ .563$.

Correct Answer: D) X explains 25% of the variation in y.

Correct Answer: B) Unexplained Variation.

Correct Answer: A) The value of one variable tends to increase as the other variable increases.