Question: A company had 15 employees whose salaries are shown below. Find the standard deviation.

$7,500 $15,500 $26,400
$10,000 $16,000 $17,800
$7,800 $8,900 $15,200
$20,100 $11,200 $18,100
$23,000 $14,000 $9,600

Possible Answers:
a.) $7,916.67

b.) $4,725.00

c.) $6,600.00

d.) $6,045.13