Free Grade 3 What is Working with Introducing Range Common Errors Quizzes
Free Grade 3 quizzes for What is Working with Introducing Range Common Errors: 12 real questions with a full answer key and worked solutions. The mean is the total divided by how many values. The median is the middle value in order. The mode is the most common. The range is largest minus smallest.
Free
Stretch
30 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify what is working with introducing range common errors
Identify what is working with introducing range common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain what is working with introducing range common errors
Explain what is working with introducing range common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate what is working with introducing range common errors
Calculate what is working with introducing range common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare what is working with introducing range common errors
Compare what is working with introducing range common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
Prerequisites
Close these gaps first — each has its own free lesson, worksheet and quiz.
How What is Working with Introducing Range Common Errors works
The mean is the total divided by how many values. The median is the middle value in order. The mode is the most common. The range is largest minus smallest.
12 practice questions
Easy to hard, 24 marks in total. Try them first, then open the answers.
- 1.For the data 6, 6, 7, 8, 12, find the mean, median, mode and range.[1]
- 2.For the data 3, 3, 8, 14, 17, find the mean, median, mode and range.[1]
- 3.For the data 1, 8, 11, 16, 20, find the mean, median, mode and range.[1]
- 4.For the data 2, 5, 10, 11, 15, find the mean, median, mode and range.[1]
- 5.For the data 2, 10, 10, 12, 21, 40, 40, find the mean, median, mode and range.[2]
- 6.For the data 2, 7, 13, 19, 39, 40, 40, find the mean, median, mode and range.[2]
- 7.For the data 3, 19, 28, 28, 28, 29, 31, find the mean, median, mode and range.[2]
- 8.For the data 5, 7, 23, 24, 31, 32, 32, find the mean, median, mode and range.[2]
- 9.For the data 2, 7, 11, 18, 30, 36, 44, 48, 51, find the mean, median, mode and range.[3]
- 10.For the data 1, 9, 12, 29, 30, 33, 39, 39, 45, find the mean, median, mode and range.[3]
- 11.For the data 4, 11, 12, 19, 28, 31, 39, 47, 58, find the mean, median, mode and range.[3]
- 12.For the data 10, 15, 21, 24, 26, 27, 44, 50, 60, find the mean, median, mode and range.[3]
Show answers and working
1. Mean 7.8, median 7, mode 6, range 6
Mean = 39 ÷ 5 = 7.8. Median = middle value in order = 7. Mode = most common = 6. Range = 12 − 6 = 6.
2. Mean 9, median 8, mode 3, range 14
Mean = 45 ÷ 5 = 9. Median = middle value in order = 8. Mode = most common = 3. Range = 17 − 3 = 14.
3. Mean 11.2, median 11, mode none, range 19
Mean = 56 ÷ 5 = 11.2. Median = middle value in order = 11. Mode = most common = no repeated value. Range = 20 − 1 = 19.
4. Mean 8.6, median 10, mode none, range 13
Mean = 43 ÷ 5 = 8.6. Median = middle value in order = 10. Mode = most common = no repeated value. Range = 15 − 2 = 13.
5. Mean 19.29, median 12, mode 10 and 40, range 38
Mean = 135 ÷ 7 = 19.29. Median = middle value in order = 12. Mode = most common = 10 and 40. Range = 40 − 2 = 38.
6. Mean 22.86, median 19, mode 40, range 38
Mean = 160 ÷ 7 = 22.86. Median = middle value in order = 19. Mode = most common = 40. Range = 40 − 2 = 38.
7. Mean 23.71, median 28, mode 28, range 28
Mean = 166 ÷ 7 = 23.71. Median = middle value in order = 28. Mode = most common = 28. Range = 31 − 3 = 28.
8. Mean 22, median 24, mode 32, range 27
Mean = 154 ÷ 7 = 22. Median = middle value in order = 24. Mode = most common = 32. Range = 32 − 5 = 27.
9. Mean 27.44, median 30, mode none, range 49
Mean = 247 ÷ 9 = 27.44. Median = middle value in order = 30. Mode = most common = no repeated value. Range = 51 − 2 = 49.
10. Mean 26.33, median 30, mode 39, range 44
Mean = 237 ÷ 9 = 26.33. Median = middle value in order = 30. Mode = most common = 39. Range = 45 − 1 = 44.
11. Mean 27.67, median 28, mode none, range 54
Mean = 249 ÷ 9 = 27.67. Median = middle value in order = 28. Mode = most common = no repeated value. Range = 58 − 4 = 54.
12. Mean 30.78, median 26, mode none, range 50
Mean = 277 ÷ 9 = 30.78. Median = middle value in order = 26. Mode = most common = no repeated value. Range = 60 − 10 = 50.
Worked examples
For the data 2, 3, 7, 10, 16, find the mean, median, mode and range.
- Mean = 38 ÷ 5 = 7.6.
- Median = middle value in order = 7.
- Mode = most common = no repeated value.
- Range = 16 − 2 = 14.
- Answer: Mean 7.6, median 7, mode none, range 14
For the data 17, 21, 26, 27, 31, 38, 38, find the mean, median, mode and range.
- Mean = 198 ÷ 7 = 28.29.
- Median = middle value in order = 27.
- Mode = most common = 38.
- Range = 38 − 17 = 21.
- Answer: Mean 28.29, median 27, mode 38, range 21
For the data 2, 5, 15, 18, 22, 31, 32, 44, 60, find the mean, median, mode and range.
- Mean = 229 ÷ 9 = 25.44.
- Median = middle value in order = 22.
- Mode = most common = no repeated value.
- Range = 60 − 2 = 58.
- Answer: Mean 25.44, median 22, mode none, range 58
Interactive practice
Free, no account required — answer on screen or print it.
Common mistakes
What learners typically get wrong, and how to fix it.
Finds the median without ordering the data.
Correction: Always put the numbers in order first.
Gives the range as the two end numbers.
Correction: Range is one number: largest minus smallest.
Teacher tips
- · Collect real class data (heights, shoe sizes).
Parent tips
- · Work out your average bedtime over a week.
Real-life applications
- · Sports averages, typical prices, test scores.
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Frequently asked
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- What should a learner already know before this?
- Start with Rules and Methods in Introducing Range Common Errors. Each one has its own free lesson, worksheet and quiz.
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- Move on to Working with Introducing Range Common Errors: Step-by-step Method, Working with Introducing Range Common Errors: Worked Examples, Working with Introducing Range Common Errors: Visual Models, Working with Introducing Range Common Errors: Common Mistakes, which build directly on this idea.
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