Statistics

Refer to the Sign Test tab in the assignment spreadsheet.

How many subjects are in the study?_27____ 1 pt

How many subjects blood pressure increased from the first measurement to the second?______ 1pt

How many subjects blood pressure decreased from the first measurement to the second?______1 pt

For alpha of 0.05 two sided Test the Critical Value = _____2 pts

Comparing the smaller of the Positive and Negative values to the critical value which of the following is (are) true)? 5 pts

1. There is statistically significant evidence at alpha=0.05 to show that Diastolic_1_Grp2 and Diastolic_2_Grp2 differ from one another.

2. There is not statistically significant evidence at alpha=0.05 to show that Diastolic_1_Grp2 and Diastolic_2_Grp2 differ from one another.

3. There are not enough data points to reach a conclusion.

4. The tied value makes the analysis suspect.

Answer:______