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What's on the worksheet
- Decide whether each question is statistical and give the reason.
- Rewrite each one-answer question as a statistical question and name the group.
- Say where the variability in each question comes from.
- Say how each one-answer question could be made statistical.
- Explain why one student's plank time does not answer Naomi's question.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Statistical questions and variability: 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