Of the last 400 customers entering a supermarket, 20 have purchased a mobile phone. If the classical approach for assigning probabilities is used, the probability that the next customer will purchase a mobile phone is: $$\begin{array} { | l | l | }
\hline \text { A. } & 0.80 . \
\hline \text { B. } & 0.20 . \
\hline \text { C. } & 0.05 \
\hline \text { D. } & 0.50 . \
\hline
\end{array}$$

Question

Of the last 400 customers entering a supermarket, 20 have purchased a mobile phone. If the classical approach for assigning probabilities is used, the probability that the next customer will purchase a mobile phone is: $$\begin{array} { | l | l | } 
\hline \text { A. } & 0.80 . \
\hline \text { B. } & 0.20 . \
\hline \text { C. } & 0.05 \
\hline \text { D. } & 0.50 . \
\hline
\end{array}$$

Quizplus · Accepted Answer

The Answer of Of the last 400 customers entering a supermarket, 20 have purchased a mobile phone. If the classical approach for assigning probabilities is used, the probability that the next customer will purchase a mobile phone is: $$\begin{array} { | l | l | } 
\hline \text { A. } & 0.80 . \
\hline \text { B. } & 0.20 . \
\hline \text { C. } & 0.05 \
\hline \text { D. } & 0.50 . \
\hline
\end{array}$$

Of the Last 400 Customers Entering a Supermarket, 20 Have