3. Which of the following correlation values represents a perfect linear relationship between two quantitative variables?

a. 0 b. .9 c. -1 d. +.5

4. A set of test scores are normally distributed. There mean is 100 and standard deviation is 20. These scores are converted to standard normal z scores. What would be the mean and median of this distribution?

a. 0 b. 1 c. 2 d. 100

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a) The correlation is -1 b) The mean... View the full answer

3. O ption c is correct. That is, the correlation value which represents a perfect linear... View the full answer

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