Countries with the Least Air Pollution - Stats

This quiz has been taken 8,425 times
(875 since last reset)

The average score is 17 of 21

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Your scores

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Score distribution by # correct

# % Beat / Equaled % With Score
21
100
11.6
20
88.4
5.9
19
82.5
11.6
18
70.9
13.4
17
57.5
14.3
16
43.2
13.2
15
30.0
9.1
14
20.9
7.7
13
13.2
4.7
12
8.5
3.0
11
5.5
1.3
10
4.2
1.5
9
2.7
0.8
8
1.9
0.6
7
1.3
0.3
6
1.0
0.5
5
0.5
0.0
4
0.5
0.2
3
0.3
0.0
2
0.3
0.1
1
0.2
0.2