Understanding and calculating the range

12 questions

1. Work out: 128 - 94 = ___
2. Work out: (-28) - (-47) = ___
3. Work out: 63.8 - 19.7 = ___
4. ___ are a collection of information.
5. Two numbers have a difference of 10. The smaller number is 53. The other number is ___
6. Two positive numbers have a difference of 8. One of the numbers is 6. The other number is ___
7. The range is a measure of spread. It is found by finding the ___ between the two extreme points; the lowest and highest values.
8. Select the data sets where you can calculate a range.
9. A large data set has the extreme values of 24.6 and 59.2. The range of the data set is ___.
10. Which of these dot plots is most varied?
11. This line graph shows data about journey times to school over a week. The range of the journey times is ___ minutes.
12. Which of these bar charts show data with a range of 4?

License: OGL