**Q1: **

The following table shows the number of classes taught by each teacher in the math department at a high school. Find the mean absolute deviation (MAD) of the data set rounded to the nearest hundredth if necessary.

Teacher | Charles | Cynthia | Dennis | Doris |
---|---|---|---|---|

Number of Classes | 3 | 8 | 3 | 5 |

**Q2: **

The following table shows the number of classes taught by each teacher in the math department at a high school. Find the mean absolute deviation (MAD) of the data set rounded to the nearest hundredth if necessary.

Teacher | Terry | Emma | Ralph | Abigail |
---|---|---|---|---|

Number of Classes | 7 | 9 | 4 | 8 |

**Q3: **

The following table shows the number of classes taught by each teacher in the math department at a high school. Find the mean absolute deviation (MAD) of the data set rounded to the nearest hundredth if necessary.

Teacher | Leon | Rose | Larry | Lisa |
---|---|---|---|---|

Number of Classes | 2 | 4 | 2 | 5 |

**Q4: **

Teacher | Patrick | Eleanor | Earl | Ann |
---|---|---|---|---|

Number of Classes | 3 | 9 | 4 | 8 |

**Q5: **

Calculate the mean absolute deviation of 15, 5, 17, 7, 14, 5, 15, and 20. Round your answer to the nearest tenth if necessary.

**Q6: **

Which of the following has the greatest mean absolute deviation (MAD)?

- AD
- BC
- CA
- DB

**Q7: **

Which pair of data sets is most likely to have the greatest number of values in common?

- AData set has a mean of , data set has a mean of , and both sets have a MAD of 9.
- BData set has a mean of , data set has a mean of , and both sets have a MAD of 6.
- CData set has a mean of , data set has a mean of , and both sets have a MAD of 9.
- DData set has a mean of , data set has a mean of , and both sets have a MAD of 8.
- EData set has a mean of , data set has a mean of , and both sets have a MAD of 2.

**Q8: **

The following line plots show the heights, in inches, of different students. Which of them has the smallest mean absolute deviation (MAD)?

- Aplot B
- Bplot D
- Cplot A
- Dplot C

**Q9: **

The following line plots show the heights, in inches, of different students. Which of them has the smallest mean absolute deviation (MAD)?

- Aplot B
- Bplot D
- Cplot A
- Dplot C

**Q10: **

The following line plots show the heights, in inches, of different students. Which of them has the smallest mean absolute deviation (MAD)?

- Aplot D
- Bplot B
- Cplot C
- Dplot A

**Q11: **

- Aplot B
- Bplot D
- Cplot A
- Dplot C

**Q12: **

- Aplot B
- Bplot D
- Cplot A
- Dplot C

**Q13: **

At an art gallery, Jill hung 14 paintings, Kevin hung 6 paintings, Laurie hung 9 paintings, Meg hung 8 paintings, and Matt hung 9 paintings. Find the mean absolute deviation of the number of paintings hung.

**Q14: **

At an art gallery, Jill hung 13 paintings, Kevin hung 8 paintings, Laurie hung 7 paintings, Meg hung 11 paintings, and Matt hung 8 paintings. Find the mean absolute deviation of the number of paintings hung.

**Q15: **

At an art gallery, Jill hung 4 paintings, Kevin hung 10 paintings, Laurie hung 9 paintings, Meg hung 8 paintings, and Matt hung 9 paintings. Find the mean absolute deviation of the number of paintings hung.

**Q16: **

At an art gallery, Jill hung 12 paintings, Kevin hung 9 paintings, Laurie hung 9 paintings, Meg hung 12 paintings, and Matt hung 6 paintings. Find the mean absolute deviation of the number of paintings hung.