QUESTION IMAGE
Question
in a recent year, the scores for the reading portion of a test were normally distributed, with a mean of 23.6 and a standard deviation of 6.9. complete parts (a) through (d) below. (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 19. the probability of a student scoring less than 19 is . (round to four decimal places as needed.) (b) find the probability that a randomly selected high school student who took the reading portion of the test has a score that is between 19.9 and 27.3. the probability of a student scoring between 19.9 and 27.3 is . (round to four decimal places as needed.) (c) find the probability that a randomly selected high school student who took the reading portion of the test has a score that is more than 37.8. the probability of a student scoring more than 37.8 is . (round to four decimal places as needed.)
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