Question

brad has ten people over to her house for a dinner party. he records their heights, in inches, as they walk in: 64, 63, 77, 71, 74, 62, 63, 70, 73, 69
find the range of these heights.
a 5
b 10
c 15
d 20

Explanation:

Step1: Identify max and min values

Max height = 77, Min height = 62

Step2: Calculate range (max - min)

$\text{Range} = 77 - 62$

Answer:

C. 15