Solve the following: Find coefficient of variation for the following data:

Answer the following : Calculate coefficient of variation the following data: 23, 27, 25, 28, 21, 14, 16, 12, 18, 16

Answer the following : Calculate co-efficient of variation for the data given below:

Answer the following : Calculate co-efficient of variation for the data given below:

Solve the following, Find the principle solution of the following equation: tan5theta = -1

Solve the following, Find the principle solution of the following equation: cot2theta = 0

Solve the following. Find the principal solution of the following equation: cottheta = 0

Solve the following, Find the principal solution of the following equation: tan3theta = -1

Solve the following. Find the principal solution of the following equation: sin2theta = -frac{1}{sqrt2}

Solve the following, Find the principal solution of the following equation: sin2theta = -frac{1}{2}