3. Describing Data Numerically

Given the data set $\{10,12,14,16,18\}$, what is the mean absolute deviation?

Which of the following statements correctly describes the mean salary of all female workers if it is $35000$?

Given the household saving rates: $8$, $12$, $10$, $15$, and $5$, what is the mean of these rates?

Which of the following formulas is the easiest way to calculate the mean of a binomial distribution?

The $\mathrm{sample}\mathrm{mean}$ is the best point estimate of the population mean.

Given forecast errors of $4$, $8$, and $-3$, what is the mean absolute deviation?

Suppose a population consists of the values $1$, $8$, $5$, and $6$. What is the population mean?