Find the sample variance and standard deviation.

23, 12, 5, 6, 8

a) Choose the correct answer below. Fill in the answer box to complete the choice.(Type an integer or a decimal. Round to one decimal place as needed.)

a) 2=_____

b) s2=____

b) Choose the correct answer below. Fill in the answer box to complete the choice.(Round to one decimal place as needed.)

a) =_____

b) s=____