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QuizCh2Pt1Solutions

QuizCh2Pt1Solutions - Math 350 — Quiz Chapter 2 —...

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Unformatted text preview: Math 350 — Quiz Chapter 2 — Descriptive Statistics Printed Name: Kgg Calculators are allowed on this quiz...neighbors are not! Show work for credit. The data below are a sample of 25 patients from a larger data set collected on people discharged from a selected Pennsylvania hospital as part of a retrospective chart review of antibiotic usage in hospitals. DurationofStay 5 10 6 11 5 14 30 11 17 3 9 3 8 DurationofStay 8 5 5 7 4 3 7 9 11 11 9 4 Compute the mean duration of hospitalization. , ‘_ SHOLEL” Jc "1U : £15— : £6 X’ ZS , 25 Suppose the scale for a data set is changed by multiplying each observation by a positive constant. What is the effect on the median? Explain. m Waiifwvx iJ mmliflwwéi (9y HQ foam. (unitaflif l‘omwf Lil! [omim w§\\r\507 CLbn9¢, Dr. Emmert Summer 2011 I of I Points Earned |:’ of 10 ...
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