In this example we are figuring out the probability of randomly picking a non-blue marble from a bag. Again, we'll have to think about the possible outcomes first.
Simple probability is a free educational video by Khan Academy.It helps students in grades 7 practice the following standards 7.SP.C.7.
1. 7.SP.C.7 : Develop a probability model and use it to find probabilities of events. Compare probabilities from a model to observed frequencies; if the agreement is not good, explain possible sources of the discrepancy. .
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