Identify the problem 解决问题的步骤 Steps: a State the Null Hypothesis (Ho: u=3) a State its opposite, the Alternative Hypothesis(H1:μ<3) o Hypotheses are mutually exclusive exhaustive e Sometimes it is easier to form the alternative hypothesis first.Steps:  State the Null Hypothesis (H0 : m = 3)  State its opposite, the Alternative Hypothesis (H1 : m < 3) ⚫ Hypotheses are mutually exclusive & exhaustive ⚫ Sometimes it is easier to form the alternative hypothesis first. Identify the Problem 解决问题的步骤