Biology Forums - Study Force

A researcher conducts a test of statistical significance and finds a probability of less than .05. The researcher should NOT conclude that
 
  A) it is improbable that the observed relationship could have resulted from sampling error alone.
 B) the null hypothesis was rejected.
 C) there is a statistically significant relationship at the .05 level.
 D) the results have important implications for social work.

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We commit a Type II error when we
 
  A) accept a false null hypothesis.
 B) accept a true null hypothesis.
 C) reject a false null hypothesis.
 D) reject a true null hypothesis

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A relationship with a correlation of .50
 
  A) has more substantive significance than any other relationship with a lower correlation.
 B) shows that 50 of the variation in the dependent variable is explained.
 C) is stronger than any relationship with a correlation of -.50.
 D) is more likely to be statistically significant than any relationship with a lower correlation.
 E)might not be substantively significant

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