A waitresswaitress believes the distribution of herher tips has a model that is slightly skewed to the leftleft, with a mean of $ 9.39.30 and a standard deviation of $4.84.80. SheShe usually waits on about 4040 parties over a weekend of work. a) Estimate the probability that sheshe will earn at least $400400. b) How much does sheshe earn on the best 55% of such weekends?
A waitresswaitress believes the distribution of herher tips has a model that is slightly skewed to the leftleft, with a mean of $ 9.39.30 and a standard deviation of $4.84.80. SheShe usually waits on about 4040 parties over a weekend of work. a) Estimate the probability that sheshe will earn at least $400400. b) How much does sheshe earn on the best 55% of such weekends?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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