Say is the average increase in shoe size for upper-class people compared to middle-class people: then the Wald test can be used to test whether is 0 (in which case social class has no association with shoe size) or non-zero (shoe size varies between social classes).
There are many different species of vultures and each has a different type of habitat. Turkey vultures are the most prominent of the New World vultures and can be found in Southern Canada, the Continental United States, Mexico, Central America and South America. These vultures live in small caves, beneath bushes, in hollowed out logs, and sometimes in abandoned structures.
What is in a spider monkeys habitat? They live in relatively high trees in the rainforest, feeding on fruit, berries, leaves, and bugs. There are often other monkeys in the same areas, as well as snakes, lizards, â¦ tropical birds, and the occasional jaguar, ocelot, or crocodile.