true or false: in a normal distribution where the mean is 50 and the standard deviation is 5, you can use a normal curve table to find the relative frequency of observations where x = 42

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?