Question

for the last five days, brian spent the following amounts for lunch: $5.25, $3.50, $4.50, $4.00, $3.50. what is the mean? $3.50 $4.00 $4.15 $5.25

Explanation:

Step1: Sum up the amounts

$5.25 + 3.50+4.50 + 4.00+3.50=20.75$

Step2: Divide by the number of data - points

The number of days is 5. So, $\frac{20.75}{5}=4.15$

Answer:

$4.15$