Four coins are flipped.Each coin tail is recorded as a 0 and a head as a 1 and the source symbol is the sum, with $\mathrm { X } _ { 1 }$ corresponding to sum =0, $X _ { 2 }$ to sum = 1, etc.The number of unique symbols is
_______.

Question

Quizplus · Accepted Answer

The Answer of Four coins are flipped.Each coin tail is recorded as a 0 and a head as a 1 and the source symbol is the sum, with $\mathrm { X } _ { 1 }$ corresponding to sum =0, $X _ { 2 }$ to sum = 1, etc.The number of unique symbols is
_______.

Four Coins Are Flipped X1\mathrm { X } _ { 1 }X1​

Four Coins Are Flipped $\mathrm { X } _ { 1 }$