Question
11.27 A forestry official is comparing the causes of forest fires in
two regions, A and B. The following table shows the causes of fire for
76 recent fires in these two regions

Image Transcription

11.27 A forestry official is comparing the causes of forest fires in two regions, A and B. The following table shows the causes of fire for 76 recent fires in these two regions

Arson
Lightning
Accident
Unknown
Region A
6
9
6
10
Region
7
14
15
Test at a 5% significance level whether causes of fire and regions of
fires are related.

Image Transcription

Arson Lightning Accident Unknown Region A 6 9 6 10 Region 7 14 15 Test at a 5% significance level whether causes of fire and regions of fires are related.

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Hypothesis Testing

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