The probability that a couple will have n baby boys in a row is given by the formula $\left( \frac { 1 } { 2 } \right) ^ { n }$ . Find the probability that a couple will have 5 baby boys in a row.
A) $\frac { 1 } { 20 }$
B) $\frac { 1 } { 10 }$
C) $\frac { 1 } { 32 }$
D) $\frac { 1 } { 25 }$
E) 32

Question

The probability that a couple will have n baby boys in a row is given by the formula $\left( \frac { 1 } { 2 } \right) ^ { n }$ .  Find the probability that a couple will have 5 baby boys in a row.
A) $\frac { 1 } { 20 }$
B) $\frac { 1 } { 10 }$
C) $\frac { 1 } { 32 }$
D) $\frac { 1 } { 25 }$
E) 32

Quizplus · Accepted Answer

The probability of having 5 baby boys in a row is:

$\left( \frac { 1 } { 2 } \right) ^ { 5 } = \frac { 1 } { 32 }$

Therefore, the correct answer is (C).

The Probability That a Couple Will Have N Baby Boys (12)n\left( \frac { 1 } { 2 } \right) ^ { n }(21​)n

The Probability That a Couple Will Have N Baby Boys $\left( \frac { 1 } { 2 } \right) ^ { n }$