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(5 points) Consider each of the statements below. For each statement, decide whether it is sometimes, always, or never a...

(5 points) Consider each of the statements below. For each statement, decide whether it is sometimes, always, or never a true statement.

  ?    Always    Sometimes    Never      1. If two identical studies on the same topic both produced estimated effect sizes less than ?̂ =0.6d^=0.6, a third study that uses the same procedures will also produce an estimated effect size less than 0.60.6.

  ?    Always    Sometimes    Never      2. A hypothesis test of a single population mean that produces a t-test statistic ?=0t=0 will produce an effect size ?̂ =0d^=0.

  ?    Always    Sometimes    Never      3. In a hypothesis test, the direction of the alternative hypothesis (right-tailed, left-tailed, or two-tailed) affects the way the p-value is computed.

  ?    Always    Sometimes    Never      4. A hypothesis test that produces a positive test statistic can produce a positive effect size.

  ?    Always    Sometimes    Never      5. A hypothesis test that produces a ?p-value <0.001<0.001 is of great practical importance.

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Answer #1

1) sometimes

2) always

3) always

4) always

5) sometimes.

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