Question

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. ages 11 15 15 11 11 13 38 years

Explanation:

Step1: Calculate the sum of ages

Sum = \(11 + 15+15 + 11+11+13+38\)

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Step2: Calculate the number of people

Number of people \(n = 7\)

Step3: Calculate the mean

Mean=\(\frac{\text{Sum}}{\text{Number of people}}=\frac{114}{7}\approx16.3\)

Answer:

\(16.3\)