A coin is tossed 3 times. Find the probability that all 3 tosses are tails.
A) $\frac { 1 } { 6 }$
B) $\frac { 1 } { 9 }$
C) $\frac { 1 } { 3 }$
D) $\frac { 1 } { 8 }$

Question

A coin is tossed 3 times. Find the probability that all 3 tosses are tails. 
A) $\frac { 1 } { 6 }$
B) $\frac { 1 } { 9 }$
C) $\frac { 1 } { 3 }$
D) $\frac { 1 } { 8 }$

Quizplus · Accepted Answer

The probability of getting tails on a single toss is $\frac{1}{2}$. For 3 independent tosses, the probability of all being tails is $\left(\frac{1}{2}\right)^3 = \frac{1}{8}$.

A Coin Is Tossed 3 Times 16\frac { 1 } { 6 }61​

A Coin Is Tossed 3 Times $\frac { 1 } { 6 }$