MathsAges 13-15

Median & range of data sets

Find the middle value (median) or the spread (range) of an ordered five-number data set. Review suitability for your learners before teaching.

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Worksheet StudioPractice pack · Ages 13-15

Take your time. Show your thinking.

1. Find the range of the ordered data set: 30, 35, 40, 48, 50.
30 · 35 · 40 · 48 · Median & range of data sets
2. Find the median of the ordered data set: 11, 17, 24, 32, 34.
11 · 17 · 24 · 32 · Median & range of data sets
3. Find the range of the ordered data set: 24, 32, 38, 45, 48.
24 · 32 · 38 · 45 · Median & range of data sets
4. Find the median of the ordered data set: 2, 6, 9, 16, 23.
2 · 6 · 9 · 16 · Median & range of data sets
5. Find the median of the ordered data set: 10, 12, 17, 18, 24.
10 · 12 · 17 · 18 · Median & range of data sets
6. Find the range of the ordered data set: 18, 22, 28, 35, 36.
18 · 22 · 28 · 35 · Median & range of data sets
7. Find the range of the ordered data set: 7, 11, 16, 19, 26.
7 · 11 · 16 · 19 · Median & range of data sets
8. Find the median of the ordered data set: 14, 16, 22, 28, 36.
14 · 16 · 22 · 28 · Median & range of data sets
9. Find the median of the ordered data set: 29, 37, 38, 40, 47.
29 · 37 · 38 · 40 · Median & range of data sets
10. Find the range of the ordered data set: 20, 28, 36, 40, 41.
20 · 28 · 36 · 40 · Median & range of data sets
11. Find the median of the ordered data set: 29, 34, 37, 40, 41.
29 · 34 · 37 · 40 · Median & range of data sets
12. Find the median of the ordered data set: 25, 33, 39, 43, 48.
25 · 33 · 39 · 43 · Median & range of data sets

12 questions · Seed 54 · Age guidance, not curriculum certification

View the answer key

Worksheet StudioAnswer key · Ages 13-15

Answers and reasoning. Review before teaching.

1. Find the range of the ordered data set: 30, 35, 40, 48, 50.
20
The range is maximum minus minimum: 50 − 30 = 20.
2. Find the median of the ordered data set: 11, 17, 24, 32, 34.
24
The middle (3rd) value of the 5 ordered numbers is 24.
3. Find the range of the ordered data set: 24, 32, 38, 45, 48.
24
The range is maximum minus minimum: 48 − 24 = 24.
4. Find the median of the ordered data set: 2, 6, 9, 16, 23.
9
The middle (3rd) value of the 5 ordered numbers is 9.
5. Find the median of the ordered data set: 10, 12, 17, 18, 24.
17
The middle (3rd) value of the 5 ordered numbers is 17.
6. Find the range of the ordered data set: 18, 22, 28, 35, 36.
18
The range is maximum minus minimum: 36 − 18 = 18.
7. Find the range of the ordered data set: 7, 11, 16, 19, 26.
19
The range is maximum minus minimum: 26 − 7 = 19.
8. Find the median of the ordered data set: 14, 16, 22, 28, 36.
22
The middle (3rd) value of the 5 ordered numbers is 22.
9. Find the median of the ordered data set: 29, 37, 38, 40, 47.
38
The middle (3rd) value of the 5 ordered numbers is 38.
10. Find the range of the ordered data set: 20, 28, 36, 40, 41.
21
The range is maximum minus minimum: 41 − 20 = 21.
11. Find the median of the ordered data set: 29, 34, 37, 40, 41.
37
The middle (3rd) value of the 5 ordered numbers is 37.
12. Find the median of the ordered data set: 25, 33, 39, 43, 48.
39
The middle (3rd) value of the 5 ordered numbers is 39.

12 questions · Seed 54 · Age guidance, not curriculum certification

Worksheet StudioPractice pack · Ages 13-15

Take your time. Show your thinking.

1. Find the range of the ordered data set: 30, 35, 40, 48, 50.
30 · 35 · 40 · 48 · Median & range of data sets
2. Find the median of the ordered data set: 11, 17, 24, 32, 34.
11 · 17 · 24 · 32 · Median & range of data sets
3. Find the range of the ordered data set: 24, 32, 38, 45, 48.
24 · 32 · 38 · 45 · Median & range of data sets
4. Find the median of the ordered data set: 2, 6, 9, 16, 23.
2 · 6 · 9 · 16 · Median & range of data sets
5. Find the median of the ordered data set: 10, 12, 17, 18, 24.
10 · 12 · 17 · 18 · Median & range of data sets
6. Find the range of the ordered data set: 18, 22, 28, 35, 36.
18 · 22 · 28 · 35 · Median & range of data sets
7. Find the range of the ordered data set: 7, 11, 16, 19, 26.
7 · 11 · 16 · 19 · Median & range of data sets
8. Find the median of the ordered data set: 14, 16, 22, 28, 36.
14 · 16 · 22 · 28 · Median & range of data sets
9. Find the median of the ordered data set: 29, 37, 38, 40, 47.
29 · 37 · 38 · 40 · Median & range of data sets
10. Find the range of the ordered data set: 20, 28, 36, 40, 41.
20 · 28 · 36 · 40 · Median & range of data sets
11. Find the median of the ordered data set: 29, 34, 37, 40, 41.
29 · 34 · 37 · 40 · Median & range of data sets
12. Find the median of the ordered data set: 25, 33, 39, 43, 48.
25 · 33 · 39 · 43 · Median & range of data sets

12 questions · Seed 54 · Age guidance, not curriculum certification

Worksheet StudioAnswer key · Ages 13-15

Answers and reasoning. Review before teaching.

1. Find the range of the ordered data set: 30, 35, 40, 48, 50.
20
The range is maximum minus minimum: 50 − 30 = 20.
2. Find the median of the ordered data set: 11, 17, 24, 32, 34.
24
The middle (3rd) value of the 5 ordered numbers is 24.
3. Find the range of the ordered data set: 24, 32, 38, 45, 48.
24
The range is maximum minus minimum: 48 − 24 = 24.
4. Find the median of the ordered data set: 2, 6, 9, 16, 23.
9
The middle (3rd) value of the 5 ordered numbers is 9.
5. Find the median of the ordered data set: 10, 12, 17, 18, 24.
17
The middle (3rd) value of the 5 ordered numbers is 17.
6. Find the range of the ordered data set: 18, 22, 28, 35, 36.
18
The range is maximum minus minimum: 36 − 18 = 18.
7. Find the range of the ordered data set: 7, 11, 16, 19, 26.
19
The range is maximum minus minimum: 26 − 7 = 19.
8. Find the median of the ordered data set: 14, 16, 22, 28, 36.
22
The middle (3rd) value of the 5 ordered numbers is 22.
9. Find the median of the ordered data set: 29, 37, 38, 40, 47.
38
The middle (3rd) value of the 5 ordered numbers is 38.
10. Find the range of the ordered data set: 20, 28, 36, 40, 41.
21
The range is maximum minus minimum: 41 − 20 = 21.
11. Find the median of the ordered data set: 29, 34, 37, 40, 41.
37
The middle (3rd) value of the 5 ordered numbers is 37.
12. Find the median of the ordered data set: 25, 33, 39, 43, 48.
39
The middle (3rd) value of the 5 ordered numbers is 39.

12 questions · Seed 54 · Age guidance, not curriculum certification