Which of the following statements is FALSE a The arithmetic

Which of the following statements is FALSE?

a. The arithmetic mean is the sum of the observations divided by the total number of observations.

b. The sum of the deviations from the mean for the set of numbers 4, 9 and 5 will equal zero.

c. For any distribution, there are an equal number of values above the mean and below it.

d. The standard deviation is the positive square root of the variance.

Solution

statement C is false.

It can be true for median.