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Get Full Access to Elementary Statistics - 12 Edition - Chapter 13.5 - Problem 1 bsc
Get Full Access to Elementary Statistics - 12 Edition - Chapter 13.5 - Problem 1 bsc

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# Solved: Effect of Lead on IQ Score Listed below are full

ISBN: 9780321836960 18

## Solution for problem 1 BSC Chapter 13.5

Elementary Statistics | 12th Edition

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Problem 1 BSC

Problem 1BSC

Effect of Lead on IQ Score Listed below are full IQ scores from simple random samples of subjects with low lead exposure, medium lead exposure, and high lead exposure (from Data Set in Appendix B). In using the Kruskal-Wallis test, we must rank all of the data com­bined, then we must find the sum of the ranks for each- sample. Find the sum of the ranks for each of the three samples.

 Low Lead Level Medium Lead Level High Lead Level 70 72 82 85 90 93 86 92 85 76 71 75 84 86 85 79

Mile 1   3:15   3:24   3:23   3:22   3:21

Mile 2   3:19   3:22        3:21   3:17   3:19

Mile 3   3:34   3:31   3:29   3:31   3:29

Step-by-Step Solution:
Step 1 of 3

Solution 1BSC

Ranks for the High Lead Level are 7 , 16 , 10 , 4 , 10

Sum of ranks = 7 + 16...

Step 2 of 3

Step 3 of 3

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