Question

EXERCISE 22A
1. Find the arithmetic mean of the following:

(iv) 2.5, 3.6, 1.5, 5.1, 3.3​

Answer 1

Answer:

3.2

Step-by-step explanation:

$mean \: = \frac{sum \: of \: all \: observations}{total \: number \: of \: observations}$

$mean \: = \frac{2.5 + 3.6 + 1.5 + 5.1 + 3.3}{5}$

$mean \: = \frac{16}{5} = 3.2$