Question

Jana is wondering about the probabilities of genetic crosses. She knows that

when her gerbil had babies, there was a 50% chance of babies being male
and a 50% chance of being female. Her gerbil gave birth to 6 babies, and 4
were girls and 2 were boys. Why weren't they 50% male and 50% female?

Answer 1

Experimental Probability

Just because the odds are 50% for both genders doesn't mean there is any reason for it to be even. It's like flipping a coin six times. there's no reason for it to land on tails 3 times and heads 3 times. Its just more likely