Bill runs a psychoeducational group for individuals who have been admitted to a residential facility. He wants to evaluate the group intervention and therefore administers a quantitative questionnaire to the 12 group members. The responses to one question result in a mean score of 20, and the standard deviation is 6. How can this standard deviation be interpreted?

Question

Quizplus · Accepted Answer

The standard deviation is a measure of how much the responses vary from the mean, and it is a standardized measure that allows for comparisons across different measures. It does not indicate whether the variation is clinically significant or statistically significant. Therefore, option A and B are incorrect. Also, the given information does not provide any evidence that the average score for the measure is 14, so option D is incorrect.

Bill Runs a Psychoeducational Group for Individuals Who Have Been