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Data for Exercises 5.104 and 6.43
Bypass
A data frame/tibble with 17 observations on two variables
a factor with levels Carolinas Med
Ct
, Duke Med Ct
, Durham Regional
, Forsyth Memorial
,
Frye Regional
, High Point Regional
, Memorial Mission
,
Mercy
, Moore Regional
, Moses Cone Memorial
, NC
Baptist
, New Hanover Regional
, Pitt Co. Memorial
,
Presbyterian
, Rex
, Univ of North Carolina
, and Wake
County
median charge for coronary bypass
Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Pacific Grove, CA: Brooks/Cole, a division of Thomson Learning.
EDA(Bypass$charge)
t.test(Bypass$charge, conf.level=.90)$conf
t.test(Bypass$charge, mu = 35000)
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