A fair coin is tossed 3 times in a row. If X is the number of heads counted, what is the mean of the probability distribution of X?
A) 1.0
B) 1.5
C) 2.0
D) 2.5
E) 3.0
A) 1.0
B) 1.5
C) 2.0
D) 2.5
E) 3.0
1 answer
3 answers
3 answers
2 answers