Question

The mean cost for a pint of strawberries is $2.20 with

a standard deviation of $0.50. What is the varance?
a. $0 .25
b. $1.00
c. $1.70
d. $0.50

Answer 1

Related Concepts

• Statistical analysis
• Normal distribution
• Standard deviation and variance

Solution

Variance is equal to the square of standard deviation.

Therefore, to solve for variance, we must find the square of $0.50:

`0.5^2\\= 0.25`

The variance is $0.25.