THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING:
A basketball player makes 80 percent of his free throws during the regular season.Consider his next eight free throws.
-What is the standard deviation of the number of free throws that he will make?
A)1.131
B)1.280
C)2.608
D)2.828

Question

Quizplus · Accepted Answer

The standard deviation for a binomial distribution is calculated using the formula: √(n * p * (1-p)), where n is the number of trials, and p is the probability of success. Here, n = 8 and p = 0.8. So, the standard deviation is √(8 * 0.8 * 0.2) = 1.131.