Private nonprofit four-year colleges charge, on average, $27,293 per year in tuition and fees. The standard deviation is $7,235. Assume the distribution is normal. Answer the following, rounding probabilities to 4 decimals. Let X= the tuition charged at a four-year college a. The distribution is X Do NOT include $ or commas in the numbers. b. What's the probability that a randomly chosen college charges more than $40,000 in tuition