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. 2000 Oct 24;97(23):12637–12642. doi: 10.1073/pnas.220041397

Table 3.

The results of single-mate choice tests

Choosing flies
Chosen partners
Σ P, % χ2 P
Sex Slope SFS NFS
Females SFS 38 29 67 63.3
NFS 22 50 72 63.2 8.64 0.0033
Males SFS 46 28 74 66.7
NFS 23 46 69 62.2 10.76 0.001