If the Confidence Interval for the Difference in Treatment Means

question 68

Multiple Choice

If the confidence interval for the difference in treatment means contains zero, then:

• A) we can conclude that there is a significant difference in the selected treatment means.
• B) we can conclude that there is no significant difference in the selected treatment means.
• C) we can conclude that the selected treatment means both equal zero.
• D) we can conclude that at least one of the selected treatment means equals zero.

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