2.99 See Answer

Question: The researcher was concerned about whether each


The researcher was concerned about whether each maid BMI changed over the four-week study. Here are the results of a test performed using technology:
Mean of Paired Differences=0.2068t-Statistic=3.853 w/72 dfP=0.0003
Using the proper notation, how would you write the null hypothesis tested?
1. H0:y¯Beginning=y¯End
2. H0:y¯Beginning’y¯End=0
3. H0:d¯BeginningEnd=0
4. H0:μBeginning−μEnd=0
5. H0:μd=0

2.99

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