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Test to claim the mean GPA of night students is significantly different than 2.3 at the 0.2 significance level. Ho: u=2.3 H1: u 2.3 based

Test to claim the mean GPA of night students is significantly different than 2.3 at the 0.2 significance level.

Ho: u=2.3

H1: u 2.3

based on a sample of 20 people, the sample and mean GPA was 2.27 with a standard deviation of 0.04

The test statistic is:_________(to 2 decimals)

The positive critical value is:________(to 2 decimals)

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