Question

find the mean for the following group of data items. 8, 5, 3, 7, 2, 9, 2, 2
the mean is . (type an integer or a decimal.)

Explanation:

Step1: Calculate sum of data

$8 + 5+3 + 7+2 + 9+2+2=38$

Step2: Determine number of data items

There are 8 data - items.

Step3: Calculate the mean

The mean $\bar{x}=\frac{38}{8}=4.75$

Answer:

$4.75$