The covariance measure is
a. the probability of obtaining a significant result.
b. the degree to which observations predict each other.
c. the degree to which observations vary together.
d. the probability of finding variance.
Question 2
The correlation between amount of caffeine consumed and nervous behavior was found to be .30. What conclusion can be drawn from this finding?
a. 30 of the of the variability in nervous behavior can be accounted for by variability in amount of caffeine consumed.
b. 9 of the of the variability in nervous behavior can be accounted for by variability in amount of caffeine consumed.
c. The correlation between nervous behavior and caffeine consumption is not significant
d. Consuming caffeine causes nervousness.
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