When Summarizing Data, Why Is It Important to Report Both

question 9

Multiple Choice

When summarizing data, why is it important to report both the mean and the standard deviation?

• A)two sets of data could have the same mean but different amounts of variability
• B)this way both descriptive and inferential statistics are covered
• C)this way the null hypothesis can be evaluated
• D)this enables the researcher to avoid Type I and Type II errors