In a recent year, the scores for the reading portion of a test were normally distributed, with a mean of 20.2 and a standard deviation of 6.1. Complete parts (a) through (d) below. Question content area bottom Part 1 (a) Find the probability that a randomly selected high school student who took the reading portion of the test has a score that is less than 18. The probability of a student scoring less than 18 is enter your response here. (Round to four decimal places as needed.).