Here are 6 celebrities with some of the highest net worths (in millions of dollars) in a recent year:

StevenSpielberg

(3700),

OprahWinfrey

(3200),

PaulMcCartney

(1200),

J.K.Rowling

(1000),

DavidCopperfield

(1000),

and

JerrySeinfeld

(950)

.

Find the range, variance, and standard deviation for the sample data. What do the results tell us about the population of all celebrities? Based on the nature of the amounts, what can be inferred about their precision?