Question

question 8
1 pts
what is the mean of the data 2, 9, 7, 4?
○ 6
○ 5
○ 4
○ 5.5

Explanation:

Step1: Sum all data values

$2 + 9 + 7 + 4 = 22$

Step2: Count total data points

$n = 4$

Step3: Calculate the mean

$\text{Mean} = \frac{\text{Sum of values}}{n} = \frac{22}{4} = 5.5$

Answer:

5.5