Answer:
k = -5 and i think the other one is k=0
Step-by-step explanation:
To find the probability of not having twins, we can subtract the probability of having twins from 1. This is because probabilities always add up to 1.
1 - 0.015 = 0.985
The probability of not having twins is 0.985.
Hope this helps!! :)
we know that
and
So
Divide
by
therefore
the answer is