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What's on the worksheet
- Find the mean and MAD of Amara's six book-balancing times.
- Explain the MAD of five equal porch step heights without adding distances.
- Find the mistake in Omar's MAD for boxes delivered over five mornings.
- Find the mean and MAD of orange segment counts from a frequency table.
- Compare Zoe's and Lucas's kicks using the same mean but different MADs.
- Compare ages at two art workshops using their means and MADs.
- Compare two rope cutting machines using their measured lengths.
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The free lesson teaches it with worked examples and practice problems.
Mean absolute deviation: the lesson ›More Chapter 12 worksheets: Statistical questions, distributions, center and spread
- 12.1Statistical questions and variability
- 12.2Individuals, variables and units
- 12.3Types of data: categorical, numerical, discrete, continuous
- 12.4Collecting data with a survey
- 12.5Mean as balance point
- 12.6Mean from a frequency table and weighted mean
- 12.7Finding the median
- 12.8Mode and bimodal data
- 12.9Quartiles and the five number summary
- 12.10Mean absolute deviation
- 12.11Outliers and the 1.5 IQR rule
- 12.12Resistant and non resistant measures