Describe the null hypothesis for a test of independence

Reference no: EM133486256

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Chapter-14 topic Discussions and questions:
Question 1. Describe the (Ho) null hypothesis for a test of independence.

Question 2. An investigator was interested in the relationship between color preference and number of siblings. A test of independence produced a 2 that allowed the null hypothesis to be rejected. Write a proper conclusion for this test result.

Question 3. Explain the short cut method of calculating 2 and give a numerical example

Question 4. Describe Phi and the odds ratio

Question 5. A social psychologist hypothesized that a factor in juvenile delinquency was the presence or absence of a strong father-figure in the home. He examined the folders of 100 inmates in the federal reformatory and found that only 50 of these young men grew up with a strong father-figure in the home. He also examined the records of 100 randomly selected male college students and found that 70 of them had strong father-figures in their boyhood homes.

Reference no: EM133486256

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