Thursday, July 30, 2009

Can someone help me solve these multiple choice AP Stats Questions?

1.A random variable is:


A)A numerical outcome of a random phenomenon.


B)Any numerical variable with the property that the probability of any particular fixed outcome varies


C)A numerical variable whose sample space is totally random.


D)A variable whose outcomes have probabilities that are both numerical and random.





2.If the individual outcomes of a phenomenon are uncertain, but there is nonetheless a regular distribution of outcomes in a large number of repetitions, we say the phenomenon is:


A)random


B)predictable


C)deterministic


D)None of the above

Can someone help me solve these multiple choice AP Stats Questions?
1. B


2. D

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