Question

Tropical islands have many rainstorms during the afternoon heat. One particular tropical island has a 79% chance of a rainstorm on any given afternoon. Abraham is planning a weeklong stay on this tropical island. Let X represent the number of days there is an afternoon tropical storm that week. What are the mean and standard deviation of X?

Mu Subscript x Baseline = 1.47, Sigma Subscript x Baseline = 1.16
Mu Subscript x Baseline = 3.5, Sigma Subscript x Baseline = 1.16
Mu Subscript x Baseline = 5.53, Sigma Subscript x Baseline = 1.08
Mu Subscript x Baseline = 7, Sigma Subscript x Baseline = 3.5

Answer 1

3.5, 1.16

Explanation:

Answer 2

the fact is you cant copy and paste it you have to take screenshot or picture and attach it i don't understand the the computers substitution for unknown characters