AreportindicatesthatpublicschoolteachersannualsalariesinNewYorkcityhavean approximatemeanof$69,000andstandarddeviationof$6,000.Ifthedistributionhas approximatelyabellshape,reportintervalsthatcontainabout (a) 68%, (b) 95%,(c) all ornearlyallsalaries.Wouldasalaryof$100,000beunusual?Why?
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Areportindicatesthatpublicschoolteacher’sannualsalariesinNewYorkcityhavean approximatemeanof$69,000andstandarddeviationof$6,000.Ifthedistributionhas approximatelyabellshape,reportintervalsthatcontainabout
(a) 68%,
(b) 95%,(c)
all ornearlyallsalaries.Wouldasalaryof$100,000beunusual?Why?
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Foundations Of Statistics For Data Scientists With R And Python
ISBN: 9780367748456
1st Edition
Authors: Alan Agresti
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