Jo is a hairstylist.The probability model below describes the number of clients that she may see in a day. $$\begin{array} { l | c c c c c c }
\text { Number of clients } & 0 & 1 & 2 & 3 & 4 & 5 \
\hline \text { Probability } & 0.05 & 0.15 & 0.15 & 0.3 & 0.2 & 0.15
\end{array}$$ What is the standard deviation of the number of clients that Jo sees per day?
A)1.31
B)1.41
C)2.19
D)1.99
E)1.55

Question

Jo is a hairstylist.The probability model below describes the number of clients that she may see in a day. $$\begin{array} { l | c c c c c c } 
\text { Number of clients } & 0 & 1 & 2 & 3 & 4 & 5 \
\hline \text { Probability } & 0.05 & 0.15 & 0.15 & 0.3 & 0.2 & 0.15
\end{array}$$ What is the standard deviation of the number of clients that Jo sees per day?
A)1.31
B)1.41
C)2.19
D)1.99
E)1.55

Quizplus · Accepted Answer

The Answer of Jo is a hairstylist.The probability model below describes the number of clients that she may see in a day. $$\begin{array} { l | c c c c c c } 
\text { Number of clients } & 0 & 1 & 2 & 3 & 4 & 5 \
\hline \text { Probability } & 0.05 & 0.15 & 0.15 & 0.3 & 0.2 & 0.15
\end{array}$$ What is the standard deviation of the number of clients that Jo sees per day?
A)1.31
B)1.41
C)2.19
D)1.99
E)1.55

Jo Is a Hairstylist What Is the Standard Deviation of the Number of Clients