48. Golf drives 2015. How far do professional golfers drive a ball? (For non-golfers, the drive is the shot hit from a t
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48. Golf drives 2015. How far do professional golfers drive a ball? (For non-golfers, the drive is the shot hit from a t
48. Golf drives 2015. How far do professional golfers drive a ball? (For non-golfers, the drive is the shot hit from a tee at the start of a hole and is typically the longest shot.) Here's a histogram of the average driving distances of the 199 leading professional golfers in 2016 along with sum- mary statistics (www.pgatour.com). 30 # of Players 户 318 258 273 288 303 Average Drive Length n 199 у 288.685 S 9.281 a) Find a 95% confidence interval for the mean drive distance. b) Interpreting this interval raises some problems. Discuss. c) The data are the mean driving distance for each golfer. Is that another concern in interpreting the interval?
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