left-tailed right-tailed two-tailed o? with Based on a sample of 70 people, the sample mean GPA was 2.0 with a standard deviation of 0.05 The test statistic is: 1.67 The p-value is: Based on this we: Reject the null hypothesis O Fail to reject the null hypothesis (to 2 decimals) (to 2 decimals)

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