The coefficient of correlation. Correlation and Regression Analysis The coefficient of correlation. a. Has the same sign as the slope b. Can range from -1.00 to 1.00 c. Is also called the percentage of variance accounted for. d. (a) and (b) only e. none of the above Answer: d. (a) and (b) only Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+