Mathematics

Mathematics, 14.12.2020 14:00, jose477

You have found the following ages (in years) of 5 zebras. The zebras are randomly selected from the 42 zebras at your local zoo: 8, 11, 17, 7, 19
Based on your sample, what is the average age of the zebras? What is the estimated variance of the ages?
You may round your answers to the nearest tenth.
Average age:

Variance:

answer

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