3. Describing Data Numerically

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

Given the mean game scores and standard deviations of four seasons of a football team as follows: Season A: mean = $24$, SD = $3$; Season B: mean = $28$, SD = $7$; Season C: mean = $21$, SD = $2$; Season D: mean = $26$, SD = $5$. Which season had the highest average game score?

The sample mean $ẏ$ is the point estimator of which population parameter?

Which of the following best describes the correct interpretation of $MAPE$ (Mean Absolute Percentage Error)?

Given the single value $26$, what is the median of the data set?

A sample has a mean of $m=72$ and a standard deviation of $s=4$. In this sample, what is the value of the mean?

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

A sample has a mean of $m=71$ and a standard deviation of $s=3$. In this sample, which of the following statements is true?