A study is conducted involving 15 patients to investigate the relationship between their age and systolic blood pressure. Is the relationship between age and systolic blood pressure negative using Pearson correlation coefficient? yes or no or cannot be determined What is the strength of correlation between age and systolic blood pressure? weak, moderate, strong, or very strong If the tabulated value of r is equal to 0.514 at αα=0.05, what is the decision using Pearson r correlation? accept or reject Ho

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A study is conducted involving 15 patients to investigate the relationship between their age and systolic blood pressure.

  • Is the relationship between age and systolic blood pressure negative using Pearson correlation coefficient? yes or no or cannot be determined
  • What is the strength of correlation between age and systolic blood pressure? weak, moderate, strong, or very strong
  • If the tabulated value of r is equal to 0.514 at αα=0.05, what is the decision using Pearson r correlation? accept or reject Ho
Age (X)
35
BP(Y)
Patient
1
112
2
40
128
38
130
44
138
67
158
162
64
7
59
140
8
69
175
9
25
125
10
50
142
11
33
120
12
47
138
13
29
110
14
38
120
15
32
110
345O
Transcribed Image Text:Age (X) 35 BP(Y) Patient 1 112 2 40 128 38 130 44 138 67 158 162 64 7 59 140 8 69 175 9 25 125 10 50 142 11 33 120 12 47 138 13 29 110 14 38 120 15 32 110 345O
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