In a recent year, the scores for the reading portion of a test were normally distributed, with a mean of 22.9 and a standard deviation of 6.3. Complete parts (a) through (d) below. ..... (a) Find the...


In a recent year, the scores for the reading portion of a test were normally distributed, with a mean of 22.9 and a standard deviation of<br>6.3. Complete parts (a) through (d) below.<br>.....<br>(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<br>than 17.<br>The probability of a student scoring less than 17 is 0.1745 .<br>(Round to four decimal places as needed.)<br>(b) Find the probability that a randomly selected high school student who took the reading portion of the test has a score that is<br>between 15.0 and 30.8.<br>The probability of a student scoring between 15.0 and 30.8 is 0.7901<br>(Round to four decimal places as needed.)<br>(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<br>than 35.9.<br>The probability of a student scoring more than 35.9 is<br>(Round to four decimal places as needed.)<br>

Extracted text: In a recent year, the scores for the reading portion of a test were normally distributed, with a mean of 22.9 and a standard deviation of 6.3. 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 17. The probability of a student scoring less than 17 is 0.1745 . (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 15.0 and 30.8. The probability of a student scoring between 15.0 and 30.8 is 0.7901 (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 35.9. The probability of a student scoring more than 35.9 is (Round to four decimal places as needed.)

Jun 03, 2022
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