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(d) Identify any unusual events. Explain your reasoning. Choose the correct answer below. A. The events in parts (a) and (b) are unusual because its probabilities are less than 0.05. B. None of the events are unusual because all the probabilities are greater than 0.05. C. The event in part (a) is unusual because its probability is less than 0.05. D. The event in part (c) is unusual because its probability is less than 0.05.

(d) Identify any unusual events. Explain your reasoning. Choose the correct answer below. A. The events in parts (a) and (b) are unusual because its probabilities are less than 0.05. B. None of the events are unusual because all the probabilities are greater than 0.05. C. The event in part (a) is unusual because its probability is less than 0.05. D. The event in part (c) is unusual because its probability is less than 0.05.

College Algebra
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.3: Binomial Probability
Problem 26E
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In a recent​ year, the scores for the reading portion of a were normally​ distributed, with a mean of 23.6 and a standard deviation of 5.3 Complete parts​ (a) through​ (d) below.

a. Find the probability that a randomly selected high school student who took the reading portion of the has a score that is less than 19.

b. Find the probability that a randomly selected high school student who took the reading portion of the has a score that is between 20.6 and 26.6

c. Find the probability that a randomly selected high school student who took the reading portion of the has a score that is more than 34.4

d. ​Identify any unusual events. Explain your reasoning. Choose the correct answer below.

(d) Identify any unusual events. Explain your reasoning. Choose the correct answer below. A. The events in parts (a) and (b) are unusual because its probabilities are less than 0.05. B. None of the events are unusual because all the probabilities are greater than 0.05. C. The event in part (a) is unusual because its probability is less than 0.05. D. The event in part (c) is unusual because its probability is less than 0.05.
Transcribed Image Text:(d) Identify any unusual events. Explain your reasoning. Choose the correct answer below. A. The events in parts (a) and (b) are unusual because its probabilities are less than 0.05. B. None of the events are unusual because all the probabilities are greater than 0.05. C. The event in part (a) is unusual because its probability is less than 0.05. D. The event in part (c) is unusual because its probability is less than 0.05.
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