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# In Exercise use analysis of variance for | Ch 12.2 - 6 BSC

ISBN: 9780321836960 18

## Solution for problem 6 BSC Chapter 12.2

Elementary Statistics | 12th Edition

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Problem 6 BSC

Problem  6BSC

In Exercise use analysis of variance for the indicated test.

Lead and Full IQ Scores Example 1 used measured performance IQ scores for three different blood lead levels. If we use the same three categories of blood lead levels with the full IQ scores, we get the accompanying Excel display. (The data are listed in Data Set 5 of Appendix B.) Using a 0.05 significance level, test the claim that the three categories of blood lead level have the same mean full IQ score. Does it appear that exposure to lead has an effect on full IQ scores?

Example 1 Lead and Performance IQ Scores

Step-by-Step Solution:
Step 1 of 3

Solution  6BSC

In present case, our null hypothesis is that three categories have same mean full IQ scores or.

After Comparing P value (0.10) with  shows...

Step 2 of 3

Step 3 of 3

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