Suppose that computer literacy among people ages 40 and older is being studied and that the accompanying tables describes the probability distribution for four randomly selected people, where x is the number that are computer literate. Is it unusual to find four computer literates among four randomly selected people?
$$\begin{array} { c | c }
\mathrm { x } & \mathrm { P } ( \mathrm { x } ) \
\hline 0 & 0.16 \
1 & 0.25 \
2 & 0.36 \
3 & 0.15 \
4 & 0.08
\end{array}$$
A) Yes
B) No

Question

Suppose that computer literacy among people ages 40 and older is being studied and that the accompanying tables describes the probability distribution for four randomly selected people, where x is the number that are computer literate. Is it unusual to find four computer literates among four randomly selected people?
 $$\begin{array} { c | c } 
\mathrm { x } & \mathrm { P } ( \mathrm { x } ) \
\hline 0 & 0.16 \
1 & 0.25 \
2 & 0.36 \
3 & 0.15 \
4 & 0.08
\end{array}$$
A) Yes
B) No

Quizplus · Accepted Answer

The probability of finding four computer literates among four randomly selected people is 0.08, which is not unusual.

Suppose That Computer Literacy Among People Ages 40 and Older