Probability & Statistics Chapter 5

probability experiment that satisfies four requirements

each trial in an experiment has more than 2 outcomes

The number of cakes sold at a bake sale is a continuous variable.

Variable who values are determined by chance

distrubtion of a variable that has 2 outcomes when sampling is done without replacement

consists of the values a random variable can assume and the corresponding probabilities of the values

the outcomes and the corresponding probabilities of these outcomes; usually classified as success or failures

theoretical average of the variable

The weight of all the animals on a farm is a continuous variable.

discrete prob. distribution that's useful when n is large & p is small and when independent variables occur over time

2.7 can be a probability

-.4 is a probability