Question

Open the data Cars04-HW6&5 and answer questions 13 to 14. 13. Compute the Average, Median, and Standard Deviation Horsepower column. Which of the following statement is true? (4 points) a. Median < Average < Standard deviation b. Average < Standard deviation c. Standard deviation d. Average < Median < Standard deviation e. Standard Deviation < Average < Median 14. Using 2-standard deviation rule of thumb and the information you obtained from question 13 which of the following is true? Round the numbers to nearest integer. (4 points) a. 90% of data are between 72 and 328 b. 95% of data are between 72 and 328 c. 95% of data are between 136 and 264 d. 65% of data are between 72 and 327 e. None of these Horsepower 103 103 140 140 140 132 132 130 110 130 130 115 117 115 103 103 103 138 138 138 138 104 104 124 124 124 115 126 126 140 140 140 140 140 140 108 155 155 119 119 130 130 130 108 108 108 175 180 145 200 180 150 150 150 200 200 150 150 170 155 201 160 160 127 160 93 73 170 170 170 160 155 163 175 165 140 175 200 140 182 165 165 155 157 210 157 225 110 115 180 100 150 200 200 170 184 205 200 240 200 240 200 200 250 200 232 220 150 232 224 224 240 240 194 194 260 280 192 189 215 224 224 201 205 230 245 265 265 170 200 165 165 212 210 210 225 200 115 170 170 270 170 220 220 220 220 220 184 184 184 225 225 225 184 205 205 255 255 200 239 260 255 227 225 215 215 232 232 168 168 215 215 224 302 210 210 220 250 212 210 190 270 208 247 300 208 194 225 225 220 220 250 300 330 340 225 225 325 325 325 240 275 300 275 340 340 235 294 390 294 294 390 220 300 290 280 280 239 239 239 349 302 493 215 302 221 302 275 302 210 210 197 242 268

Answer 1