Suppose that weight of adolescents is being studied by a health organization and that the accompanying tables describes the probability distribution for three randomly selected adolescents, where x is the number who are considered morbidly obese. Is it unusual to have no obese subjects among three randomly selected adolescents? $$\begin{array} { c | c }
x & P ( x ) \
\hline 0 & 0.111 \
\hline 1 & 0.215 \
\hline 2 & 0.450 \
\hline 3 & 0.224
\end{array}$$
A)No
B)Yes

Question

Suppose that weight of adolescents is being studied by a health organization and that the accompanying tables describes the probability distribution for three randomly selected adolescents, where x is the number who are considered morbidly obese. Is it unusual to have no obese subjects among three randomly selected adolescents? $$\begin{array} { c | c } 
x & P ( x ) \
\hline 0 & 0.111 \
\hline 1 & 0.215 \
\hline 2 & 0.450 \
\hline 3 & 0.224
\end{array}$$
A)No
B)Yes

Quizplus · Accepted Answer

An event is usually considered unusual if its probability is less than 0.05. Since the probability of having no obese subjects among three randomly selected adolescents is 0.111, which is greater than 0.05, it is not considered unusual.

Suppose That Weight of Adolescents Is Being Studied by a Health