STATISTICAL TECHNIQUES AND TOOLS
TESTS OF SIGNIFICANCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The null hypothesis always contains a(an):
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< or >
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=
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>
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= or >
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≠
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Explanation:
Detailed explanation-1: -The null hypothesis always includes the equal sign. The decision is based on the null hypothesis. Statement which is true if the null hypothesis is false.
Detailed explanation-2: -The null is not rejected unless the hypothesis test shows otherwise. The null statement must always contain some form of equality (=, ≤ or ≥) Always write the alternative hypothesis, typically denoted with H a or H 1, using less than, greater than, or not equals symbols, i.e., (≠, >, or <).
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