You have conducted a study of survival in litters of lion cubs from Tanzania, and have recorded the number of survivors from each litter. Your colleagues at the University of the Witwatersrand have previously found that a large population in Mozambique has a mean for the number of surviving cubs of 1.5, with a standard deviation of 0.90. (A) Which test is the most appropriate to analyze these data, and why is that test most appropriate? (B) Analyze your data, and indicate whether or not survivorship differs between Tanzania lions and Mozambique lions.
# of Surviving Cubs
0
1
2
3