Gemiddelde

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Bereken het gemiddelde

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

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Bereken het gemiddelde

Verbetersleutel

1. \(\text{1, 3, 10, 3, 5, 8, 8, 6, 5, 3, 1, 5}\\= \frac{1 + 3 + 10 + 3 + 5 + 8 + 8 + 6 + 5 + 3 + 1 + 5}{12}\\=\frac{58}{12}\approx 4{,}8\)
2. \(\text{5, 10, 7, 5, 3, 3, 5, 6, 9, 1, 5}\\= \frac{5 + 10 + 7 + 5 + 3 + 3 + 5 + 6 + 9 + 1 + 5}{11}\\=\frac{59}{11}\approx 5{,}4\)
3. \(\text{6, 9, 1, 3, 1, 6}\\= \frac{6 + 9 + 1 + 3 + 1 + 6}{6}\\=\frac{26}{6}\approx 4{,}3\)
4. \(\text{9, 2, 2, 10, 10, 5, 3, 7, 7}\\= \frac{9 + 2 + 2 + 10 + 10 + 5 + 3 + 7 + 7}{9}\\=\frac{55}{9}\approx 6{,}1\)
5. \(\text{3, 10, 4, 2, 3, 5, 2}\\= \frac{3 + 10 + 4 + 2 + 3 + 5 + 2}{7}\\=\frac{29}{7}\approx 4{,}1\)
6. \(\text{5, 5, 5, 2, 6, 2, 6, 2, 6, 1, 8, 4}\\= \frac{5 + 5 + 5 + 2 + 6 + 2 + 6 + 2 + 6 + 1 + 8 + 4}{12}\\=\frac{52}{12}\approx 4{,}3\)
7. \(\text{2, 6, 3, 4, 5, 1, 7}\\= \frac{2 + 6 + 3 + 4 + 5 + 1 + 7}{7}\\=\frac{28}{7}=4\)
8. \(\text{6, 5, 3, 1, 9, 3, 9}\\= \frac{6 + 5 + 3 + 1 + 9 + 3 + 9}{7}\\=\frac{36}{7}\approx 5{,}1\)
9. \(\text{8, 6, 7, 1, 9}\\= \frac{8 + 6 + 7 + 1 + 9}{5}\\=\frac{31}{5}=6{,}2\)
10. \(\text{3, 6, 5, 10, 3, 1, 1, 8}\\= \frac{3 + 6 + 5 + 10 + 3 + 1 + 1 + 8}{8}\\=\frac{37}{8}\approx 4{,}6\)
11. \(\text{10, 3, 9, 3, 4}\\= \frac{10 + 3 + 9 + 3 + 4}{5}\\=\frac{29}{5}=5{,}8\)
12. \(\text{5, 1, 2, 4, 6, 2, 8, 8}\\= \frac{5 + 1 + 2 + 4 + 6 + 2 + 8 + 8}{8}\\=\frac{36}{8}=4{,}5\)