Correlation and R squared

please see attached question and data

What is the r value for the correlation of being in fights and smoking marjuana? Do individuals who are in fights more often also more likely to smoke marijuana? O .316, yes due to positive association O .244, yes due to positive association O <.001 yes due to positive association o none of the listed optionsmark all following that are true about r squared study we did predicting test score based on hours. is dependent variable regression equation coefcient for each hour student studies they expected add points their c if does not at can expect a equal intercept options must use x obtain predicted value y or false: higher better predictor than lower value. false correlations how often ride forced do have you been w driver times prescription days text e-mail many sexual things by bullied school ever considered drug wo while driving in fight mos dates past pearson correlation suicide smoke marijuana .088 sig. n .008 .204 .028 mos. .242 .074 sia. .249 .251 .316 .564 hours y-ybar resid hat y-yhat residual mean sst sse std deviation label and variables ssr="SST-SSE" calculate ssf coefficient calc rsquared="SSR/SST" from square residuals sum squares research question: want predict study. find adding trendline scatterplot using minus yhat line vlue formula>