The probability that an individual has​ 20-20 vision is 0.16. In a class of 60 ​students, what is the mean and standard deviation of the number with​ 20-20 vision in the​ class? Round to the nearest thousandth. A.
The mean is 0.96. The standard deviation is 0.98.
B.
The mean is 60. The standard deviation is 0.898.
C.
The mean is 9.6. The standard deviation is 2.84.
D.
The mean is 60. The standard deviation is 0.98.