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Chi Square: Random Samples of Different Scenarios

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1. A public policy researcher would like to know whether spending on cities and spending on the environment are statistically dependent. The following data were collected from a random sample of constituents in the voting district.

2. The US Department of Justice wanted to determine whether the sex of a person murdered is related to the sex of the person committing the murder. Their 1993 report on crime stated the following

3. A high school guidance counselor wants to test whether there is a relationship between sex and profession.

4. A therapist would like to know whether there is a relationship between the type of mental illness and drug of choice for drug users.

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Solution Summary

The solution determines whether spending on the environment or spending on cities are statistically dependent. The US department of justice examines the sex of a person murdered and its relationship to the sex of the person committing a murder. The relationship between sex and profession is also examined. Lastly, the relationship between the type of mental illness and drug of choice for drug users is determined.

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