In this case the daughter still has only a 50% chance of being colour defective. Blue colour blindness is far less common, being present in just 5% of all colour blindness sufferers. The genes affected are equal in both sexes.
The cheapest days to fly are usually Tuesday, Wednesday and Saturday. While your information may be only anecdotal evidence, it probably confirms what FareCompare.com's careful study of airline supply and demand confirmed in a 2011 study of U.S. carriers.
FareCompare.com reports that the cheapest flights are typically at 3 p.m. on Tuesdays. Even if you donât book your flight then, it never hurts to look. Book two one-way flights. Round-trip flights are typically cheaper to book, but that isnât always the case.