Normal Table Statistics

What is the value of the mean on this Normal Curve?

• 6

• 34

• 52

• 70

What is the standard deviation on this Normal Curve?

• 6

• 12

• 34

• 18

• 15.87%

• 15.39%

• 9.68%

• 84.61%

• 99.04%

• 0.96%

• 98.93%

• 97.68%

A data set has a mean of 290 and a standard deviation of 20. Calculate the z-score for 265.

A data set has a mean of 20 and a standard deviation of 3. Calculate the z-score for 23.

• It means you did better than zero people.

• It means you scored the same grade as the average grade.

• It means you earned a zero on the quiz.

• It means the average score was a zero.

What percent of values are less than 46?

• 16%

• 84%

• 46%

• 12.5%

• .0006%

• 0.06%

• 6%

• 0.6%

• 92.22%

• .9222%

• 92.07%

• .9207%