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How many subjects are in the study? How many subjects blood pressure increased from the first measurement to the second? How many subjects blood pressure decreased from the first measurement to the second? For alpha of 0.05 two sided Test the critical Value= _________. Comparing the smaller of positive and negative values to the critical value which of the following is (are true)?

a) There is statistically significant evidence at alpha=0.05 to show diastolic 1 Grp2 and diastolic 2 Grp2 differ from each other.

b) There is not statistically significant evidence at alpha=0.05 to show diastolic 1 Grp2 and diastolic 2 Grp2 differ from each other.

c) There are not enough data points to reach a conclusion.

d) The tied value makes the analysis suspect.

Diastolic_1_Grp2 Diastolic_2_Grp2  
90 107 17 +
106 108 2 +
109 100 -9 -
108 99 -9 -
95 100 5 +
94 103 9 +
102 106 4 +
94 108 14 +
106 107 1 +
93 99 6 +
92 100 8 +
103 98 -5 -
99 101 2 +
106 100 -6 -
109 107 -2 -
110 108 -2 -
97 106 9 +
105 98 -7 -
105 104 -1 -
110 107 -3 -
105 108 3 +
92 106 14 +
91 98 7 +
110 101 -9 -
99 103 4 +
107 98 -9 -
94 103 9 +

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