After administering a measure for Generalized Anxiety Disorder to eight-hundred randomly sampled participants,Dr.Winkler calculated the mean GAD-scores for men and for women.Dr.Winkler found the mean GAD-score for men was higher than the mean-GAD score for women,but concluded that the difference between the two means was not statistically significant.What is the difference between the sample means tell us about the relationship between the mean GAD-scores of men and women in the population?
A)The mean GAD-score for men is higher than the mean GAD-score for women in the population
B)The mean GAD-score for women is higher than the mean GAD-score for men in the population
C)There is no difference between the mean GAD-score for men and the mean GAD-score for women in the population
D)The mean GAD-score for men is equal to or higher than the mean GAD-score for women in the population,but not lower
E)The difference in sample means tells us nothing about the difference in population means

Question

Quizplus · Accepted Answer

The difference in sample means tells us nothing about the difference in population means because the difference was not statistically significant, indicating that it could be due to random sampling variability rather than a true difference in the population.

After Administering a Measure for Generalized Anxiety Disorder to Eight-Hundred