Question 1172161
that is the probability that 0 or 1 owners are men.
for 0 owners it is 0.4^10=0.0001
for 1 owner it is 10*0.4^9*0.6^1=0.0016
the answer is 0.0017
it should be small: the mean is 6 and the variance 2.4 (s d is 1.55)