Asked Feb 7, 2020

The drive distance (in yards) for professional golfers is normally distributed with a mean of 308.04 yards and a standard deviation of 14.383 yards. What percentage of golfers has a drive distance between 280 and 305 yards? 

z1 = 

z2 = 



Expert Answer

Step 1

The normal distribution:

A continuous random variable X is said to follow normal distribution with mean µ and standard deviation σ if the probability density function of X is,

Statistics homework question answer, step 1, image 1

Step 2

Calculating the indicated distance:

The drive distance for professional golfers is normally distributed with mean 308.04 and standard deviation of 14.383. The required z-scores can be calculated as follows:

Statistics homework question answer, step 2, image 1


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