Biostatistcs 3

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For problem below, state the null and the alternative hypothesis, determine a critical value, present a test statistic, and provide a p-value and your decision. Use (Type 1 error rate of  =.05)

 

 

Question: Montner et al. (A-46) conducted studies to test the effects of glycerol-enhanced hyperhydration (GEH) on endurance in cycling performance. The 11 subjects, ages 22-40 years, regularly cycled at least 75 miles per week. The following are the pre-exercise urine output volumes (ml) following ingestion of glycerol and water:

 

 

 

Subject #

Experimental, ml (Glycerol)

Control, ml (Placebo)

1

1410

2375

2

610

1610

3

1170

1608

4

1140

1490

5

515

1475

6

580

1445

7

430

885

8

1140

1187

9

720

1445

10

275

890

11

875

1785

 

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