A newspaper article claims that the academic rank of a
A newspaper article claims that the academic rank of a college is negatively related to the rank of its football team. From a sample of 28 colleges, you obtain a correlation coefficient of - .32.
(a) Which type of correlation coefficient did you compute?
(b) What are H0 and Ha?
(c) With a = .05, what is the critical value?
(d) What should you conclude about the accuracy of the newspaper’s claim?
(e) In predicting a particular school’s academic ranking in your sample, how important is it that you look at the school’s football ranking?
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