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3. A random sample of n = 49 observations from a quantitative population produced a mean x = 2.5 and a standard deviation s = 0.3. Suppose your research objective is to show that the population mean / exceeds 2.4. Find the standard error of the mean. Do the data provide sufficient evidence to indicate that / > 2.4? Test at a = 0.02. Test statistic: Critical Value(s) : Conclusion