If the correlation between the rating of cookie quality and cookie price is .30, and the critical value from the table of significance of correlation coefficients is .35, we would say that
a. the correlation is not significant.
b. the correlation is significant.
c. the difference is too close to call.
d. we don't have any way to come to a conclusion.
Question 2
When we say that the correlation between Age and test Performance is significant, we mean
a. there is an important relationship between Age and Performance.
b. the true correlation between Age and Performance in the population is equal to 0.
c. the true correlation between Age and Performance in the population is not equal to 0.
d. getting older causes you to do poorly on tests.
Changes in light quality with depth: (a) the rich colours on a shallow coral reef;
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