The ________ indicates the probability that differences between the observed values and the expected values are due to random chance alone.
A) P value
B) Goodness of fit
C) Degrees of freedom
D) Empirical approach
E) None of the answers are correct

Question

Quizplus · Accepted Answer

The P value is a statistical measure that represents the probability of obtaining results as extreme or more extreme than the observed results, assuming that the null hypothesis (no difference between groups) is true. A low P value (usually less than 0.05) indicates that the observed differences are unlikely due to chance alone and provides evidence to reject the null hypothesis. Therefore, the P value is a measure of the statistical significance of the observed differences.

The ________ Indicates the Probability That Differences Between the Observed