Unformatted text preview: 0.2218070 3. Sample median, first quartile and third quartile of the price and return > quantile(amazon$Price) 0% 25% 50% 75% 100% 1.5400 19.0075 40.1000 64.5375 135.9100 first quartile= 19.0075 Sample median= 40.1000 third quartile= 64.5375 > quantile(amazon$Return) 0% 25% 50% 75% 100% 0.411300 0.055350 0.025900 0.133325 1.265700 first quartile= 0.055350 Sample median= 0.025900 third quartile= 0.133325 4. Sample range and IQR of the price and return Sample range of the price: 135.91 − 1.54 = 134.37 > IQR(amazon$Price) 45.53 Alternatively, ?±² = 64.5375 − 19.0075 = 45.53 . Sample range of the return: 1.2657 − ( − 0.4113) = 1.677 > IQR(amazon$Return) 0.188675...
View
Full
Document
This note was uploaded on 05/04/2010 for the course GE 331 taught by Professor Negarkayavash during the Spring '09 term at University of Illinois at Urbana–Champaign.
 Spring '09
 NegarKayavash

Click to edit the document details