Use the following information for the next three questions. A survey was conducted to determine the percentage of teenagers using marijuana and other drugs. The results are given in the dataset Drug Abuse. 21. Use StatCrunch to create the linear regression equation that predicts the rate of other drug use given the rate of marijuana use. 22. State the slope and intercept of the regression line and explain each in context. Does the intercept have a practical meaning in this context? 23. Explain the meaning of the coefficient of determination for the equation