The following table shows the number of individuals in a sample of 300 who indicated they support the new tax proposal. $$\begin{array} { l l }
\text { Political Party } & \text { Support } \
\text { Democrats } & 100 \
\text { Republicans } & 120 \
\text { Independents } & 80
\end{array}$$ We are interested in determining whether or not the opinions of the individuals of the three groups are uniformly distributed.The expected frequency for each group is
A) .333.
B) .50.
C) 50.
D) 100.

Question

The following table shows the number of individuals in a sample of 300 who indicated they support the new tax proposal. $$\begin{array} { l l } 
\text { Political Party } & \text { Support } \
\text { Democrats } & 100 \
\text { Republicans } & 120 \
\text { Independents } & 80
\end{array}$$  We are interested in determining whether or not the opinions of the individuals of the three groups are uniformly distributed.The expected frequency for each group is
A) .333.
B) .50.
C) 50.
D) 100.

Quizplus · Accepted Answer

The expected frequency for each group is calculated by dividing the total sample size (300) by the number of groups (3), which equals 100.

The Following Table Shows the Number of Individuals in a Sample