How is the Chi Square test different from a two-sample t test or an F test? Be complete in your comparison.3.Design and construct a test in which you can use Chi Square. Collect, analyze and interpret the data. Include the following information:

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Read Tomato Helps Cut the Risk of a Stroke on Blackboard. Assuming we only have data for the high and low lycopene samples and that the sample size is the same for both groups,

Review and Chi Square

 

 

1.  Read “Tomato Helps Cut the Risk of a Stroke” on Blackboard.  Assuming we only have data for the high and low lycopene samples and that the sample size is the same for both groups, test to determine if lycopene levels and stroke are independent.  Be sure to include your p-value and Excel spreadsheet.  Also interpret your results.

 

 

2.   How is the Chi Square test different from a two-sample t test or an F test? Be complete in your comparison.

 

 3.   Design and construct a test in which you can use Chi Square.  Collect, analyze and interpret the data.  Include the following information:

 

 

a)      Relationship you are testing

b)      Null and alternative hypotheses

c)      Short description of the source of your data

d)     Data and data analysis from Excel

e)      Interpretation of the results of your analysis

f)       Final conclusion

4.   Based on our analysis in class and a reading of the article (on Blackboard), comment on “Taking double Cut, Surgeons Implant their Own Devices” (remember this is a statistics class – not a sociology class).

 

 

5.  What are some examples of when you would use an F test – be specific.

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