IDNLearn.com makes it easy to get reliable answers from knowledgeable individuals. Find the answers you need quickly and accurately with help from our knowledgeable and experienced experts.
Suppose that scores on the verbal portion of the SAT among first-year students at a certain university follow a normal distribution. The mean is about 500 and the standard deviation is about 100. Which of the following statements is correct?
a. The probability that a randomly selected student scored between 500 and 600 is about 0.34. b. John scored 490 and so his score is 10 standard deviations below the mean. c. Andrew's score is in the 95th percentile, so we know his score is 700. d. The probability that a randomly selected student scored less than 400 is about 0.05?
Sagot :
Thank you for participating in our discussion. We value every contribution. Keep sharing knowledge and helping others find the answers they need. Let's create a dynamic and informative learning environment together. Thank you for choosing IDNLearn.com. We’re here to provide reliable answers, so please visit us again for more solutions.
