Children inherit many traits from their parents. Some inherited traits are not desirable. For example, if both parents are carriers, there is a 25% chance any child will have sickle-cell disease. If we assume no identical twins in a family, and both individuals in a couple are carriers, what is the probability none of their four children has the disease? Give your answer to 3 decimal places.

Question

anonymous · Answer

0.316
→ The probability all four do not have the disease is 0.754.