The table below shows the observed pollution indexes of air samples in two areas of a city. Test the hypothesis that the mean pollution indexes are the same for the two areas. Area B 1.84 3.44 0,95 Area A 2.92 4.69 1.88 4.86 3.69 5.35 5.81 4.26 4.95 3.81 5.55 3.18 4.47

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The table below shows the observed pollution indexes of air samples in two areas
of a city. Test the hypothesis that the mean pollution indexes are the same for the
two areas.
Area B
1.84
3.44
0,95
Area A
2.92
4.69
1.88
4.86
3.69
5.35
5.81
4.26
4.95
3.81
5.55
3.18
4.47
Transcribed Image Text:The table below shows the observed pollution indexes of air samples in two areas of a city. Test the hypothesis that the mean pollution indexes are the same for the two areas. Area B 1.84 3.44 0,95 Area A 2.92 4.69 1.88 4.86 3.69 5.35 5.81 4.26 4.95 3.81 5.55 3.18 4.47
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