The probability that: a. A score is greater than 1.5. b. A score is less than -1.8. c. A score is between -1.5 and 1.5. d. A score is between -1.8 and 1.5. e. A score is between 1.5 and 1.8. The score that: f. Has 10% of the distribution above it. g. Has 20% of the distribution below it. The pair of symmetric scores that: h. Have 90% of the distribution between them.
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2. A pool of 1000 applicants to a certain college has mean SAT score of 650. Their standard deviation is 25. a. What is the probability that an applicant chosen at random will have a score greater than 680? b. How many applicants will have scores greater than 710? c. How many will have scores between 630 and 640? d. What score has 10% of the scores below it?
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