Now finish the correlation from above by calculating the coefficient of determination and making a decision about the null hypothesis.
What will be an ideal response?
Our test statistic of –6.01 is greater than the critical value, therefore the correlation is statistically significant.
There is a relationship between years of education and number of arrests.
The negative relationship indicates that the more years of education an individual has, the lower his or her subsequent number of arrests.
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A good association coefficient to use if linearity cannot be assumed and the Pearson r cannot be computed is eta, the correlation ratio
Indicate whether the statement is true or false.
A major factor contributing to the New York City corruption scandals of the 1980s was:
a. a city fiscal crisis which led to a considerable expansion of private contracting for goods and services b. a great growth in the power of city unions c. the passing of laws which facilitated movement in and out of the private sector d. a dramatic increase in the number of dishonest people in city government
The _________ system involves elements of the other two systems
Fill in the blank(s) with the appropriate word(s).
If a defense attorney is not sure that the client would be committing perjury, there is no legal duty to disclose his concerns
a. True b. False Indicate whether the statement is true or false