Consider the Following Competing Hypotheses: H_o:μ = 0,H_A:μ ≠ 0

question 101

Multiple Choice

Consider the following competing hypotheses: H_o:μ = 0,H_A:μ ≠ 0.The value of the test statistic is z = −1.38.If we choose a 5% significance level,then we ___________________________________________.

• A) reject the null hypothesis and conclude that the population mean is significantly different from zero
• B) reject the null hypothesis and conclude that the population mean is not significantly different from zero
• C) do not reject the null hypothesis and conclude that the population mean is significantly different from zero
• D) do not reject the null hypothesis and conclude that the population mean is not significantly different from zero

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