an expert witness for a paternity lawsuit testifies at the length of a pregnancy is normally distributed with a mean of 280 days and standard deviation of 13 days in alleged father was out of the country from 240 to 306 days before the birth of the child so the pregnancy would've been less than 240 days or more than 306 days long if he was the father the booth was uncomplicated and the child needed no medical intervention what is the probability he is not the father? what is the probability that he could be the father?

an expert witness for a paternity lawsuit testifies at the length of a pregnancy is normally distributed with a mean of 280 days and standard deviation of 13 da class=