# Standard Deviation Problems

Standard Deviation Problems
Standard Deviation Problems
• Page 1
1.

Is a value two standards deviation from the mean more likely to occur than a value three standard deviations from the mean?

2.

Find the variance and standard deviation for the data 10, 14, 14, 16, 18, 20, 12, 12, 10, 11.

3.

Can the variance be a negative number?