Suppose a researcher found an r_s of .84 between the number of minutes of aerobic exercise and the degree of fitness for seven military inductees. For a two-tailed test, you can conclude that A) the r_s is significant at the .05 level B) aerobic exercise improves fitness C) the correlation is statistically significant and that aerobic exercise improves fitness D) the r_s is not statistically significant.

Question

Quizplus · Accepted Answer

A high correlation coefficient (r = .84) suggests a strong relationship between the variables, but it does not imply causation, only that the correlation is statistically significant at the .05 level given the context.

Suppose a Researcher Found an Rs of

Suppose a Researcher Found an R_s of