Gemiddelde

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Bereken het gemiddelde

1. \(\text{6, 7, 9, 10, 10, 2, 7, 5, 1}\)
2. \(\text{10, 7, 6, 2, 7, 4, 4, 10, 6, 2, 4, 7}\)
3. \(\text{10, 3, 8, 9, 1, 6, 9, 4, 5, 5, 6}\)
4. \(\text{5, 10, 8, 1, 6, 8, 8, 9, 3}\)
5. \(\text{8, 2, 9, 3, 8}\)
6. \(\text{3, 5, 5, 10, 8, 6, 8, 6, 9, 7, 10, 6}\)
7. \(\text{4, 7, 5, 1, 5, 2, 10, 5, 5, 8, 7}\)
8. \(\text{5, 2, 2, 1, 9, 10, 10, 6, 8, 10}\)
9. \(\text{6, 8, 2, 9, 1, 3}\)
10. \(\text{3, 2, 10, 5, 8, 2, 4, 3, 7, 2, 1}\)
11. \(\text{9, 6, 10, 9, 6, 1, 7, 1, 3, 4}\)
12. \(\text{4, 1, 10, 8, 5, 8, 6, 3}\)

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Bereken het gemiddelde

Verbetersleutel

1. \(\text{6, 7, 9, 10, 10, 2, 7, 5, 1}\\= \frac{6 + 7 + 9 + 10 + 10 + 2 + 7 + 5 + 1}{9}\\=\frac{57}{9}\approx 6,3\)
2. \(\text{10, 7, 6, 2, 7, 4, 4, 10, 6, 2, 4, 7}\\= \frac{10 + 7 + 6 + 2 + 7 + 4 + 4 + 10 + 6 + 2 + 4 + 7}{12}\\=\frac{69}{12}\approx 5,8\)
3. \(\text{10, 3, 8, 9, 1, 6, 9, 4, 5, 5, 6}\\= \frac{10 + 3 + 8 + 9 + 1 + 6 + 9 + 4 + 5 + 5 + 6}{11}\\=\frac{66}{11}=6\)
4. \(\text{5, 10, 8, 1, 6, 8, 8, 9, 3}\\= \frac{5 + 10 + 8 + 1 + 6 + 8 + 8 + 9 + 3}{9}\\=\frac{58}{9}\approx 6,4\)
5. \(\text{8, 2, 9, 3, 8}\\= \frac{8 + 2 + 9 + 3 + 8}{5}\\=\frac{30}{5}=6\)
6. \(\text{3, 5, 5, 10, 8, 6, 8, 6, 9, 7, 10, 6}\\= \frac{3 + 5 + 5 + 10 + 8 + 6 + 8 + 6 + 9 + 7 + 10 + 6}{12}\\=\frac{83}{12}\approx 6,9\)
7. \(\text{4, 7, 5, 1, 5, 2, 10, 5, 5, 8, 7}\\= \frac{4 + 7 + 5 + 1 + 5 + 2 + 10 + 5 + 5 + 8 + 7}{11}\\=\frac{59}{11}\approx 5,4\)
8. \(\text{5, 2, 2, 1, 9, 10, 10, 6, 8, 10}\\= \frac{5 + 2 + 2 + 1 + 9 + 10 + 10 + 6 + 8 + 10}{10}\\=\frac{63}{10}=6,3\)
9. \(\text{6, 8, 2, 9, 1, 3}\\= \frac{6 + 8 + 2 + 9 + 1 + 3}{6}\\=\frac{29}{6}\approx 4,8\)
10. \(\text{3, 2, 10, 5, 8, 2, 4, 3, 7, 2, 1}\\= \frac{3 + 2 + 10 + 5 + 8 + 2 + 4 + 3 + 7 + 2 + 1}{11}\\=\frac{47}{11}\approx 4,3\)
11. \(\text{9, 6, 10, 9, 6, 1, 7, 1, 3, 4}\\= \frac{9 + 6 + 10 + 9 + 6 + 1 + 7 + 1 + 3 + 4}{10}\\=\frac{56}{10}=5,6\)
12. \(\text{4, 1, 10, 8, 5, 8, 6, 3}\\= \frac{4 + 1 + 10 + 8 + 5 + 8 + 6 + 3}{8}\\=\frac{45}{8}\approx 5,6\)