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Chi Square: Random Samples of Different Scenarios

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.

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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