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npdtan92 npdtan92
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2 weeks ago

Recently, a local newspaper reported that part time students are older than full time students. In order to test the validity of its statement, two independent samples of students were selected.

 

 

Full Time

Part Time

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a.Give the hypotheses for the above.
b.Determine the degrees of freedom.
c.Compute the test statistic.
d.At 95% confidence, test to determine whether or not the average age of part time students is significantly more than full time students.

Textbook 

Essentials of Statistics for Business and Economics


Edition: 7th
Authors:
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alexisgardner09alexisgardner09
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2 weeks ago
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More solutions for this book are available here


a.H0: μp - μf 0
Ha: μp -μf> 0
b.49
c.test statistic t = 3.221
d.p-value (0.0011) is less than .005, reject H0


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npdtan92 Author
wrote...

2 weeks ago
Good timing, thanks!
wrote...

Yesterday
Thanks
wrote...

2 hours ago
Smart ... Thanks!
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