125,051 views
14 votes
14 votes
A spinner is divided into six equal-sized sectors labeled 1 through 6. Dwayne spins this spinner 12 times. Let X represent the number of 1s that are spun. What are the mean and standard deviation of X?

Mu Subscript x Baseline = 1, Sigma Subscript x Baseline = 1.29
Mu Subscript x Baseline = 2, Sigma Subscript x Baseline = 1.29
Mu Subscript x Baseline = 2, Sigma Subscript x Baseline = 1.67
Mu Subscript x Baseline = 10, Sigma Subscript x Baseline = 2.78

A spinner is divided into six equal-sized sectors labeled 1 through 6. Dwayne spins-example-1
User Kluu
by
2.8k points

1 Answer

12 votes
12 votes

Answer:

2.0 1.29

Explanation:

User Florian Zwoch
by
3.1k points