What Did the Researcher Do to Cause the Change in the Shaded

question 38

Multiple Choice

What did the researcher do to cause the change in the shaded regions from Distribution A to Distribution B? Distribution A Distribution B

• A) She increased the size of her sample.
• B) She changed alpha from .05 to .10.
• C) She changed from a directional to a non-directional alternative hypothesis.
• D) She calculated a t-test rather than an F-ratio.

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