Heavy football players: Following are the weights, in pounds, for samples of offensive and defensive linemen on a professional football team at the beginning of a recent year. 250 Offense: 351 263 264 263 251 360 283 297 360 321 Defense: 300 254 261 250 264 358 278 347 355 296 264 347 300 Send data to Excel Part 1 of 2 (a) Find the sample standard deviation for the weights for the offensive linemen. Round the answer to at least one decimal place. The sample standard deviation for the weights for the offensive linemen is lb. Part 2 of 2 X S (b) Find the sample standard deviation for the weights for the defensive linemen. Round the answer to at least one decimal place. The sample standard deviation for the weights for the defensive linemen is lb. X 5

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