Question: 1. From a regression equation r2 = 0.63 and the slope = 4.2. What is the linear correlation coefficient r? ________ 2. A regression was

1. From a regression equation r2 = 0.63 and the slope = 4.2. What is the linear correlation coefficient r? ________

2. A regression was run to determine if there is a relationship between hours of TV watched per day (x) and number of situps a person can do (y). The results of the regression were: y=bx+a b=1.352 a=25.119 R2=0.741321 a) Use this to predict the number of situps a person who watches 13.5 hours of TV can do (to 2 decimal places)_________ b) What is the value of the correlation coefficient (to 2 decimal places)_________

3. GivenR2=0.514 andSSE=835.35

SST = _______

SSR= ________

4. GivenSSR=738.95 andr=0.83

SST=______

SSE=_______

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