Predictive or arbitrary relationship practice problems
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The director of a health clinic asked if patients' age influences their systolic blood pressure. The data shows higher blood pressure levels generally associated with older patient ages, indicating a predictive relationship between age and blood pressure. The director also asked if there is a relationship between systolic blood pressure and stress levels. The data presented suggests blood pressure levels tend to be higher with greater reported stress levels, indicative of a predictive relationship between stress and blood pressure. The director provided two datasets and asked if age influences blood pressure in one case and if there is a relationship between blood pressure and stress in the other, with both situations presenting predictive relationships between the variables based on the information given.
Predictive or arbitrary relationship practice problems
- 1. Practice Problems Differentiating Between Relationships that are Predictive Arbitrary
- 2. Problem #1
- 3. The director of a health clinic has asked you to determine if patients’ age influences their systolic blood pressure. Students Blood Pressure Percentile Rankings Age 1 75 33 2 85 47 3 85 31 4 95 32 5 95 43 6 97 25 7 97 48 8 97 52 9 102 65 10 102 54 11 102 59 12 102 70 13 110 62 14 115 46 15 115 65 16 120 77 17 120 52 18 125 79 Advance the slide to see the options
- 4. Advance the slide to see the answer The director of a health clinic has asked you to determine if patients’ age influences their systolic blood pressure. Which is it? Predictive Arbitrary Students Blood Pressure Percentile Rankings Age 1 75 33 2 85 47 3 85 31 4 95 32 5 95 43 6 97 25 7 97 48 8 97 52 9 102 65 10 102 54 11 102 59 12 102 70 13 110 62 14 115 46 15 115 65 16 120 77 17 120 52 18 125 79
- 5. The director of a health clinic has asked you to determine if patients’ age influences their systolic blood pressure. Advance the slide to see the explanation Which is it? Predictive Arbitrary Students Blood Pressure Percentile Rankings Age 1 75 33 2 85 47 3 85 31 4 95 32 5 95 43 6 97 25 7 97 48 8 97 52 9 102 65 10 102 54 11 102 59 12 102 70 13 110 62 14 115 46 15 115 65 16 120 77 17 120 52 18 125 79
- 6. Advance the slide to the next problem Explanation The director of a health clinic has asked you to determine if patients’ age predicts their systolic blood pressure. Which is it? Predictive Arbitrary Students Blood Pressure Percentile Rankings Age 1 75 33 2 85 47 3 85 31 4 95 32 5 95 43 6 97 25 7 97 48 8 97 52 9 102 65 10 102 54 11 102 59 12 102 70 13 110 62 14 115 46 15 115 65 16 120 77 17 120 52 18 125 79 Obviously “predict” would suggest a predictive relationship.
- 7. Problem #2
- 8. The director of a health clinic has asked you see if there is a relationship between systolic blood pressure and stress. Advance the slide to see the options Students Blood Pressure Reading Stress Level (1-5) 1 75 1 2 85 1 3 85 2 4 95 1 5 95 3 6 97 1 7 97 2 8 97 3 9 102 4 10 102 3 11 102 2 12 102 4 13 110 5 14 115 4 15 115 3 16 120 5 17 120 5 18 125 5
- 9. Advance the slide to see the answer The director of a health clinic has asked you see if there is a relationship between systolic blood pressure and stress. Which is it? Students Blood Pressure Reading Stress Level (1-5) 1 75 1 2 85 1 3 85 2 4 95 1 5 95 3 6 97 1 7 97 2 8 97 3 9 102 4 10 102 3 11 102 2 12 102 4 13 110 5 14 115 4 15 115 3 16 120 5 17 120 5 18 125 5 Predictive Arbitrary
- 10. The director of a health clinic has asked you see if there is a relationship between systolic blood pressure and stress. Which is it? Advance the slide to see the explanation Students Blood Pressure Reading Stress Level (1-5) 1 75 1 2 85 1 3 85 2 4 95 1 5 95 3 6 97 1 7 97 2 8 97 3 9 102 4 10 102 3 11 102 2 12 102 4 13 110 5 14 115 4 15 115 3 16 120 5 17 120 5 18 125 5 Predictive Arbitrary
- 11. The director of a health clinic has asked you see if there is a relationship between systolic blood pressure and stress. The End Explanation Students Blood Pressure Reading Stress Level (1-5) 1 75 1 2 85 1 3 85 2 4 95 1 5 95 3 6 97 1 7 97 2 8 97 3 9 102 4 10 102 3 11 102 2 12 102 4 13 110 5 14 115 4 15 115 3 16 120 5 17 120 5 18 125 5 Which is it? Predictive Arbitrary Here we are investigating if there is a relationship not whether blood pressure predicts stress or vice a versa.