SOLUTION: Alex flips a BIASED coin (with probability of landing on Heads equal to 1/10) until Heads appears a total of 23 times. Compute the expected number of total times Alex flips this co

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Question 1156280: Alex flips a BIASED coin (with probability of landing on Heads equal to 1/10) until Heads appears a total of 23 times. Compute the expected number of total times Alex flips this coin.
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
E(X)=23=(.1)* x
x=230 times is the expected value = n*p