In Comparing the Difference of the Means Between Two Groups

question 9

Multiple Choice

In comparing the difference of the means between two groups, the null hypothesis can be stated as:

• A)  1 -  2 = 0.
• B)  1 +  2 = 0.
• C)  1 x  2 = 0.
• D)  1 /  2 = 0.

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