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What's on the worksheet
- Find the mean of Ryan's bike rides and compare the distances above and below it.
- Test Sofia's claims about her mean practice time using distances.
- Find the age of the cousin who left when the mean age changed.
- Find the new mean after two earthworms are added to the worm bin.
- Find the two smudged push-up counts from the mean of seven students.
- Find the shooting star count on a fifth night equal to the mean.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Mean as balance point: 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