In a sandwich shop, the following probability distribution was obtained. The random variable x represents the number of condiments used for a hamburger. Find the mean and standard deviation for the random variable x.
A) mean: 1.30; standard deviation: 2.38
B) mean: 1.14; standard deviation: 1.04
C) mean: 1.30; standard deviation: 1.54
D) mean: 1.54; standard deviation: 1.30

Question

In a sandwich shop, the following probability distribution was obtained. The random variable x represents the number of condiments used for a hamburger. Find the mean and standard deviation for the random variable x. 
A) mean: 1.30; standard deviation: 2.38 
B) mean: 1.14; standard deviation: 1.04 
C) mean: 1.30; standard deviation: 1.54 
D) mean: 1.54; standard deviation: 1.30

Quizplus · Accepted Answer

The Answer of In a sandwich shop, the following probability distribution was obtained. The random variable x represents the number of condiments used for a hamburger. Find the mean and standard deviation for the random variable x. 
A) mean: 1.30; standard deviation: 2.38 
B) mean: 1.14; standard deviation: 1.04 
C) mean: 1.30; standard deviation: 1.54 
D) mean: 1.54; standard deviation: 1.30

In a Sandwich Shop, the Following Probability Distribution Was Obtained