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The College Board wanted to test whether students graduating from private colleges and students graduating from...

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Basic Math

The College Board wanted to test whether students graduatingfrom private colleges and students graduating from publicuniversities had different amounts of student loan debt. A sampleof students from 146 private colleges across the country yielded anaverage loan debt of $29,972 with a standard deviation of $3,200. Asample of students from 225 public universities yielded an averageloan debt of $28,762 with a standard deviation of $5,600. Conductthe test at the α=0.02α=0.02 level of significance.

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