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The dean of students of of Montclair State University , NJ claims that the average distance commuting students travel to the campus is 3 2

The dean of students of ofMontclair State University , NJ claims that the average distance commuting students travel to the campus is 32 miles. The commuting students feel otherwise.
A sample of 64 students was randomly selected and yielded a mean of 35 miles and a standard deviation of 5 miles. Test the deans claim at the 5 percent level of significance using critical approach. (Hint; z\alpha /2
=1.96)
a. Whats the Ho (Null) and Ha (Alternate) Hypothesis for this two-tailed test
b. Refute deans claim (conclusion

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