The mean credit score in America is 630 with a standard deviation of 40 points. If this data can be portrayed by the standard normal distribution, answer the following. 1) What is the probability that a person will have a credit score that is less than 600? 2) What is the probability that a person will have a credit score that is greater than 700? 3) What percentage of people have a credit score between 400 and 720? 4) What percentage of people have a credit score higher than 750? 5) 42% of people have a credit score lower than what value