Question

a meteorologist recorded the wind speed every day at noon for 7 days and recorded speeds of: 8 mph 7 mph 3 mph 7 mph 4 mph 8 mph 5 mph. what was the mean wind speed? round your answer to the nearest whole number. mph

Explanation:

Step1: Calculate sum of speeds

$8 + 7+3 + 7+4 + 8+5=42$

Step2: Calculate mean

The number of data - points is $n = 7$. The mean $\bar{x}=\frac{\text{Sum of data - points}}{n}=\frac{42}{7}=6$

Answer:

6