A coin is tossed 4 times, what is the probability of NOT getting 2 heads?
1 Answer
Feb 21, 2016
Use the complement method ...
Explanation:
P(not getting 2 heads) = 1 - P(getting two heads)
Assuming a FAIR coin and using the BINOMIAL distribution ...
P(getting two heads)
Finally, ...
P(not getting 2 heads)
hope that helped