Starter quiz
- A vet records how many of each type of pet she sees in a week. Which category of pet did the fewest people have? ______
- 'hamster' ✓
- How many pieces of data are represented by this bar chart?
- 4
- 12
- 15
- 48
- 58 ✓
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- The median is the central (middle) piece of data when the data are in numerical ______. It is a measure of central tendency representing the average of the values.
- 'order' ✓
- The median of these data: 1, 1, 1, 3, 5, 5, 5, 6, 6, 7, 7, 8, 8, 9 is ______.
- '5.5' ✓
- The median of these data: 8.0, 2.2, 4.5, 8.9, 3.1, 3.4, 4.6, 8.2, 5.7 is ______.
- '4.6' ✓
- A large data set has 455 values. The median is the ______th data value when the data is in order of size.
- '228' ✓
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