A summary of the χ2 analysis of the effects of cortisol treatment on social status in size-mismatched pairs of rainbow troutOncorhynchus mykiss confined together for 5 days
Treatment
.
χ2
.
χ20.05,1
.
Conclusion
.
Control
14.28 (14)
3.84
Reject Ho (P<0.001)
Cortisol
0.8 (10)
3.84
Fail to reject Ho (P>0.25)
Treatment
.
χ2
.
χ20.05,1
.
Conclusion
.
Control
14.28 (14)
3.84
Reject Ho (P<0.001)
Cortisol
0.8 (10)
3.84
Fail to reject Ho (P>0.25)
Numbers in parentheses are N values. The null hypothesis(Ho) was that there was a 50% probability that the larger fish within a pair would become dominant. The alternative (HA) was that the treatment tested had a significant effect on this probability.