Mathematics, 07.03.2021 04:10 violet9139

A believes the distribution of tips has a model that is slightly skewed to the , with a mean of $9.80 and a standard deviation of $6.80. usually waits on about parties over a weekend of work. a) Estimate the probability that will earn at least $450.
b) How much does earn on the best 5% of such weekends?

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A believes the distribution of tips has a model that is slightly skewed to the , with a mean of $9...