When Testing for the Significance of the Difference Between Two $\bar { X } _ { 1 }$

question 42

Multiple Choice

When testing for the significance of the difference between two sample means,the null hypothesis can be stated as

• A) \(\bar { X } _ { 1 }\) = \(\bar { X } _ { 2 }\)
• B)m > 0
• C)m = m
• D)s = s

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