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The mean age of students pursuing bachelor's degree is believed to be 25.7 years. A study of 200 students pursuing bachelor's degrees has x= 26.8

The mean age of students pursuing bachelor's degree is believed to be 25.7 years. A study of 200 students pursuing bachelor's degrees has x= 26.8 years and s=2.3 years. Test the claim at x=.05, the mean age differs from 25.7 years

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