The managers of a local golf course have recently conducted a study of the types of golf balls used by golfers based on handicap.A joint frequency table for the 100 golfers covered in the survey is shown below: If a player comes to the course using a Nike golf ball,the probability that he or she has a handicap of at least 10 is:
A)0.22.
B)0.48.
C)slightly greater than 0.45.
D)0.10.

Question

The managers of a local golf course have recently conducted a study of the types of golf balls used by golfers based on handicap.A joint frequency table for the 100 golfers covered in the survey is shown below:  If a player comes to the course using a Nike golf ball,the probability that he or she has a handicap of at least 10 is:
A)0.22. 
B)0.48. 
C)slightly greater than 0.45. 
D)0.10.

Quizplus · Accepted Answer

Looking at the joint frequency table, we can see that out of the 17 players who use Nike golf balls, 8 have a handicap of at least 10. Therefore, the probability that a player using a Nike golf ball has a handicap of at least 10 is 8/17, which is slightly greater than 0.45. So, the best choice is C.

The Managers of a Local Golf Course Have Recently Conducted