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Table 3 × 2 Analysis of Positive vs. Negative Pools by Location

From: Bluetongue virus infection creates light averse Culicoides vectors and serious errors in transmission risk estimates

Location

Positive pools

Negative pools

Total

Animals

14

68

82

 

15.6

66.6

 

Wastewater Ponds

7

103

110

 

27.1

117.9

 

Fields

69

211

280

 

53.4

226.6

 

Total

90

382

472

  1. × 2 = 17.36, df = 2, p < 0.001
  2. Data from dairies S and D only. Within a location, the first row of the table shows the observed values and the second row shows the expected values