21) One of your friends says that the data below fall within three standard deviations from the mean. Our other friend disagrees, saying that the data fall within six standard deviations from the mean. With whom do you
agree? Explain your reasoning.

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Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?