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Get Full Access to Elementary Statistics - 12 Edition - Chapter 1.4 - Problem 2cre
Get Full Access to Elementary Statistics - 12 Edition - Chapter 1.4 - Problem 2cre

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# Use your calculator to find the indicated values.IQ Scores

ISBN: 9780321836960 18

## Solution for problem 2CRE Chapter 1.4

Elementary Statistics | 12th Edition

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Problem 2CRE

IQ Scores Refer to the IQ scores listed in Data Set 6 in Appendix B. What value is obtained when those 20 IQ scores are added and the total is then divided by 20? (This result, called the mean, is discussed in Chapter 3.) Is the result reasonably close to 100, which is the mean IQ score for the population?

Step-by-Step Solution:

Step 1 of 1

 IQ 96 89 87 87 101 103 103 96 127 126 101 96 93 88 94 85 97 114 113 124 SUM 2020

The Value obtained when those 20 IQ scores are added is 2020

The total is then divided by 20 i.e., Mean = 101.

The result is reasonably close to 100, which is the mean IQ score for the population.

Step 2 of 1

##### ISBN: 9780321836960

This textbook survival guide was created for the textbook: Elementary Statistics, edition: 12. Elementary Statistics was written by and is associated to the ISBN: 9780321836960. The answer to “?IQ Scores Refer to the IQ scores listed in Data Set 6 in Appendix B. What value is obtained when those 20 IQ scores are added and the total is then divided by 20? (This result, called the mean, is discussed in Chapter 3.) Is the result reasonably close to 100, which is the mean IQ score for the population?” is broken down into a number of easy to follow steps, and 60 words. The full step-by-step solution to problem: 2CRE from chapter: 1.4 was answered by , our top Statistics solution expert on 03/15/17, 10:30PM. This full solution covers the following key subjects: scores, mean, result, listed, Chapter. This expansive textbook survival guide covers 121 chapters, and 3629 solutions. Since the solution to 2CRE from 1.4 chapter was answered, more than 384 students have viewed the full step-by-step answer.

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