Hint: SD equals start fraction X sub H minus X sub L over six end fraction comma where SD is the standard deviation, XH is the high value, and XL is the low value Hint: ME equals plus or minus two times start fraction SD over square root of N end square root end fraction comma where SD is the standard deviation and N is the sample size

Part A: What is the margin of error (ME) for this study? Show your work. (2 points)

Part B: What can the researcher conclude from this study? Explain using complete sentences. (2 points)

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