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An IQ test has a mean of 96 and a standard deviation of 15. Which is more unusual, an IQ of 81 or an IQ of 122? Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. An IQ of 81 is more unusual because its corresponding z-score, is further from 0 than the corresponding z-score of for an IQ of 122. (Type integers or decimals rounded to two decimal places as needed.) O B. An IQ of 122 is more unusual because its corresponding z-score, is further from 0 than the corresponding Z-score of for an IQ of 81. (Type integers or decimals rounded to two decimal places as needed.) OC. Both IQs are equally likely.

An IQ test has a mean of 96 and a standard deviation of 15. Which is more unusual, an IQ of 81 or an IQ of 122? Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. An IQ of 81 is more unusual because its corresponding z-score, is further from 0 than the corresponding z-score of for an IQ of 122. (Type integers or decimals rounded to two decimal places as needed.) O B. An IQ of 122 is more unusual because its corresponding z-score, is further from 0 than the corresponding Z-score of for an IQ of 81. (Type integers or decimals rounded to two decimal places as needed.) OC. Both IQs are equally likely.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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An IQ test has a mean of 96 and a standard deviation of 15. Which is more unusual, an IQ of 81 or an IQ of 122? Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. An IQ of 81 is more unusual because its corresponding z-score, (Type integers or decimals rounded to two decimal places as needed.) is further from 0 than the corresponding z-score of for an IQ of 122. O B. An IQ of 122 is more unusual because its corresponding z-score, is further from 0 than the corresponding Z-score of for an IQ of 81. (Type integers or decimals rounded to two decimal places as needed.) OC. Both IQs are equally likely.
Transcribed Image Text:An IQ test has a mean of 96 and a standard deviation of 15. Which is more unusual, an IQ of 81 or an IQ of 122? Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. O A. An IQ of 81 is more unusual because its corresponding z-score, (Type integers or decimals rounded to two decimal places as needed.) is further from 0 than the corresponding z-score of for an IQ of 122. O B. An IQ of 122 is more unusual because its corresponding z-score, is further from 0 than the corresponding Z-score of for an IQ of 81. (Type integers or decimals rounded to two decimal places as needed.) OC. Both IQs are equally likely.
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