A researcher is interested in determining if there is a relationship between exercise and blood pressure for adults over 50. A random sample of 236 adults over 50 is selected and the results are given below. Blood Pressure | Low Moderate High Exercise Walkers Non-walkers | 21 35 62 25 65 28 Test the claim that walking and blood pressure are independent. Use a= 0.01.

ENGR.ECONOMIC ANALYSIS
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ISBN:9780190931919
Author:NEWNAN
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Chapter1: Making Economics Decisions
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A researcher is interested in determining if there is a relationship between exercise and blood
pressure for adults over 50. A random sample of 236 adults over 50 is selected and the results are
given below.
Blood Pressure
| Low Moderate High
Exercise
Walkers
Non-walkers | 21
35
62
25
65
28
Test the claim that walking and blood pressure are independent. Use a= 0.01.
Transcribed Image Text:A researcher is interested in determining if there is a relationship between exercise and blood pressure for adults over 50. A random sample of 236 adults over 50 is selected and the results are given below. Blood Pressure | Low Moderate High Exercise Walkers Non-walkers | 21 35 62 25 65 28 Test the claim that walking and blood pressure are independent. Use a= 0.01.
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