Consider the data in the following frequency distribution. Assume the data represent a population.
$\begin{array}{cc}\text { Class }&\text { Frequency }\
2-6 & 2 \
7-11 & 3 \
12-16 & 4 \
17-21 & 1
\end{array}$ For the above data, compute the following.
a. The mean
b. The variance
c. The standard deviation

Question

Consider the data in the following frequency distribution. Assume the data represent a population.
 $\begin{array}{cc}\text { Class }&\text { Frequency }\
2-6 & 2 \
7-11 & 3 \
12-16 & 4 \
17-21 & 1
\end{array}$ For the above data, compute the following. 
a. The mean
b. The variance
c. The standard deviation

Quizplus · Accepted Answer

The Answer of Consider the data in the following frequency distribution. Assume the data represent a population.
 $\begin{array}{cc}\text { Class }&\text { Frequency }\
2-6 & 2 \
7-11 & 3 \
12-16 & 4 \
17-21 & 1
\end{array}$ For the above data, compute the following. 
a. The mean
b. The variance
c. The standard deviation

Consider the Data in the Following Frequency Distribution Class Frequency 2−627−11312−16417−211\begin{array}{cc}\text { Class }&\text { Frequency }\\2-6 & 2 \\7-11 & 3 \\12-16 & 4 \\17-21 & 1\end{array} Class 2−67−1112−1617−21​ Frequency 2341​

Consider the Data in the Following Frequency Distribution $\begin{array}{cc}\text { Class }&\text { Frequency }\\2-6 & 2 \\7-11 & 3 \\12-16 & 4 \\17-21 & 1\end{array}$