Gemiddelde

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Bereken het gemiddelde

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

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Bereken het gemiddelde

Verbetersleutel

1. \(\text{4, 8, 1, 10, 8, 6, 5, 7}\\= \frac{4 + 8 + 1 + 10 + 8 + 6 + 5 + 7}{8}\\=\frac{49}{8}\approx 6{,}1\)
2. \(\text{5, 1, 7, 10, 3, 9, 4, 7, 10, 5, 8}\\= \frac{5 + 1 + 7 + 10 + 3 + 9 + 4 + 7 + 10 + 5 + 8}{11}\\=\frac{69}{11}\approx 6{,}3\)
3. \(\text{3, 8, 4, 8, 2, 7, 7, 6, 5, 8, 9}\\= \frac{3 + 8 + 4 + 8 + 2 + 7 + 7 + 6 + 5 + 8 + 9}{11}\\=\frac{67}{11}\approx 6{,}1\)
4. \(\text{8, 2, 7, 6, 8, 10}\\= \frac{8 + 2 + 7 + 6 + 8 + 10}{6}\\=\frac{41}{6}\approx 6{,}8\)
5. \(\text{2, 1, 3, 3, 7, 8, 1, 8, 2, 3}\\= \frac{2 + 1 + 3 + 3 + 7 + 8 + 1 + 8 + 2 + 3}{10}\\=\frac{38}{10}=3{,}8\)
6. \(\text{5, 4, 3, 3, 1, 1, 1, 4, 9, 3}\\= \frac{5 + 4 + 3 + 3 + 1 + 1 + 1 + 4 + 9 + 3}{10}\\=\frac{34}{10}=3{,}4\)
7. \(\text{6, 6, 9, 3, 2, 4, 4, 10}\\= \frac{6 + 6 + 9 + 3 + 2 + 4 + 4 + 10}{8}\\=\frac{44}{8}=5{,}5\)
8. \(\text{4, 5, 3, 6, 3}\\= \frac{4 + 5 + 3 + 6 + 3}{5}\\=\frac{21}{5}=4{,}2\)
9. \(\text{9, 8, 6, 2, 5, 10}\\= \frac{9 + 8 + 6 + 2 + 5 + 10}{6}\\=\frac{40}{6}\approx 6{,}7\)
10. \(\text{5, 9, 5, 8, 7, 4, 5, 10, 7, 3, 4}\\= \frac{5 + 9 + 5 + 8 + 7 + 4 + 5 + 10 + 7 + 3 + 4}{11}\\=\frac{67}{11}\approx 6{,}1\)
11. \(\text{6, 7, 9, 7, 5, 7, 10, 3, 8, 9, 2, 5}\\= \frac{6 + 7 + 9 + 7 + 5 + 7 + 10 + 3 + 8 + 9 + 2 + 5}{12}\\=\frac{78}{12}=6{,}5\)
12. \(\text{4, 7, 10, 5, 10}\\= \frac{4 + 7 + 10 + 5 + 10}{5}\\=\frac{36}{5}=7{,}2\)