3. Describing Data Numerically

Given the following single score: $3$, what are the values of $n$ (the number of scores) and $\sum x$ (the sum of the scores)?

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?