What Is the Null Hypothesis When Performing an F-Test to Test

question 5

Multiple Choice

What is the null hypothesis when performing an F-test to test the strength of an instrument?

• A)the instrument is weak,with no \(\theta\) different from 0.
• B)it is a strong instrument with all \(\theta\)significantly different from 0.
• C)the instrument is sufficiently strong with at least 1 \(\theta\)significantly different from 0.
• D)the instrument is weak with all \(\theta\)different from 0.

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