A Population Consists of All the Weights of All Defensive

A population consists of all the weights of all defensive tackles on Sociable University's football
Team. They are: Johnson, 204 pounds; Patrick, 215 pounds; Junior, 207 pounds; Kendron, 212
Pounds; Nicko, 214 pounds; and Cochran, 208 pounds. What is the population standard deviation
(in pounds) ?

A) About 4
B) About 16
C) About 100
D) About 40
E) Zero