The data fi le Test Times contains data on the time (in
minutes) taken by 33 students to complete a multiple-choice exam and the
students’ scores (as a percentage out of 100) on the exam. Investigate whether
the data provide evidence of an association between the time to take the test
and the score achieved on the test.

a. Produce a scatterplot and describe the association
between the variables.

b. Report the value of the correlation coefficient between
these variables.

 c. Conduct a simulation-based analysis of whether the
correlation coefficient differs significantly from zero. Report the p-value
along with a screen capture of the simulated null distribution of correlation

d. Conduct a t-test based on the correlation coefficient.
Report the value of the test statistic and p-value.

e. Summarize your conclusion.

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