An exercise science major wants to try to use body weight to predict how much someone can bench press. He collects the data shown below on 30 male students. Both quantities are measured in pounds. Body Weight Bench Press 128 129 131 127 156 127 171 133 121 130 131 142 181 145 151 131 164 134 140 124 155 149 135 124 179 144 156 142 140 146 138 133 161 143 151 145 123 111 132 124 161 147 169 157 204 166 166 141 171 143 131 112 122 121 189 146 177 147 205 144 1)Compute a 95% confidence interval for the average bench press of 150 pound males. What is the lower limit? Give your answer to two decimal places. 2)Compute a 95% confidence interval for the average bench press of 150 pound males. What is the upper limit? Give your answer to two decimal places. 3)Compute a 95% prediction interval for the bench press of a 150 pound male. What is the lower limit? Give your answer to two decimal places. 4)Compute a 95% prediction interval for the bench press of a 150 pound male. What is the upper limit? Give your answer to two decimal places.
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