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2.  Consider the following data set which gives the scores of librarians on an unstandardized test of...

2.  Consider the following data set which gives the scores of librarians on an unstandardized test of introversion.  Are their introversion scores greater than 13.50?

11 15 18 12 21 24 10 14 16 17 18 22

a.  State the null and alternative hypotheses.

b.  Find your critical value(s).  Draw the appropriate picture.

c.  Compute the test statistic (Show all your work).  

d.  Compare it to the appropriate critical value and make your conclusion.

e.  Compute the effect size

f.  Write up a results section for your finding, following the example format from class

Math   Statistics-And-Probability   
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