SOLUTION: A coin is tossed 56 times. Find the standard deviation for the number of heads that will be tossed.

Algebra ->  Probability-and-statistics -> SOLUTION: A coin is tossed 56 times. Find the standard deviation for the number of heads that will be tossed.       Log On


   

Question 651766: A coin is tossed 56 times. Find the standard deviation for the number of heads that will be tossed.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A coin is tossed 56 times. Find the standard deviation for the number of heads that will be tossed.
-----
Binomial Problem:
standard deviation = sqrt(npq) = sqrt(56*(1/2)(1/2) = (1/2)sqrt(56) = 3.74
================
Cheers,
Stan H.
================