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?

Suppose the probability density function is $f\left(x\right)=\frac{1}{2}$ for $0<x<2$. Which of the following statements is true about the median of $x$?

What is the mean of the following list of numbers: $20$, $20$, $30$, $70$?

Which of the following best describes the $\mathrm{mean}$ in a data set?

Which of the following symbols represents the mean of the population?

Which of the following best describes the $\mathrm{mean}$ in a data set?

Which of the following are commonly used measures of center for a data set?

Suppose a population has a mean of $\mu =50$ and a standard deviation of $\sigma =8$. What is the z-score for a value of $x=66$? Round your answer to two decimal places as needed.

Suppose the heights (in centimeters) of five students are $150$, $160$, $170$, $180$, and $190$. What is the mean height of these students?