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August 29, 2015

Homework Help: statistics

Posted by Babi on Thursday, February 25, 2010 at 10:46am.

For each of 10 popular prescription drugs, file XR15042 lists the retail price (in U.S. dollars) for the drug in several different countries, including the United States, Canada, Great Britain, and Australia. Determine and interpret the coefficients of correlation and determination for U.S. prices versus Canadian prices. SOURCE: “Prescription Drugs Cheaper in Other Nations,” USA Today, November 10, 1999, p. 2A

XR15042
Drug US Price Canada Price Great Britain Price Australia Price
Prilosec 3.31 1.47 1.67 1.29
Prozac 2.27 1.07 1.08 0.82
Lipitor 2.54 1.34 1.67 1.32
Prevacid 3.13 1.34 0.82 0.83
Epogen 23.40 21.44 27.48 29.24
Zocor 3.16 1.47 1.73 1.75
Zoloft 1.98 1.07 0.95 0.84
Zyprexa 5.27 3.39 2.86 2.63
Claritin 1.96 1.11 0.41 0.48
Paxil 2.22 1.13 1.70 0.82

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