malek was celebrating his birthday. as each person entered, he recorded their age. the list below shows the…

malek was celebrating his birthday. as each person entered, he recorded their age. the list below shows the ages (in years) of the people at the party. calculate the mean age of the people. round your answer to the nearest tenth of a year.\nages\n9\n9\n9\n15\n15\n14\n69\n51
Answer
Explanation:
Step1: Find sum of ages
$9 + 9+9 + 15+15 + 14+69+51=191$
Step2: Count number of people
There are 8 people.
Step3: Calculate the mean
The mean $\bar{x}=\frac{191}{8}=23.875$
Step4: Round the result
Rounding $23.875$ to the nearest tenth gives $23.9$
Answer:
$23.9$