What type of correlation coefficient is likely to be obtained between reading ability and running ability of high-school students?
A. Close to zero
B. Either +1.00 or -1.00
C. Strong positive
D. Weak negative
Answer:A
What type of correlation coefficient is likely to be obtained between reading ability and running ability of high-school students?
A. Close to zero B. Either +1.00 or -1.00 C. Strong positive D. Weak negative
Explanation: A) A correlation close to zero is likely to exist between reading ability and running ability. The two factors are relatively independent. Better readers are not likely to be faster or slower runners than others and slower readers are not any better at running than their fast-reading peers.