QRM HOMEWORK-WK5

QRM HOMEWORK-WK5 - QRM HOMEWORK WEEK 5 AMY CUTLER Chapter...

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QRM HOMEWORK WEEK 5 AMY CUTLER Chapter 13 Page 426, #35 A regional commuter airline selected a random sample of 25 flights and found that the correlation between the number of passengers and the total weight, in pounds, of luggage stored in the luggage compartment is .94. Using the .05 significance level, can we conclude that there is a positive association between the two variables? H O :p< 0; H 1 : p>0. Reject H 0 if t>1.714 t=.94 sr 25-2 =13.213 sr 1-(.94) 2 Yes, we can conclude that there is a positive correlation between passengers and the weight of the luggage. Page 430, #49 Page 433, #57 Listed below are the movies with the largest world box office sales and their budget (total amount available to spend making the picture). Movie Budget Box Office Year Star Wars 11 1153 1977 E.T. 54 915 1982 Titanic 200 839 1997 The Empire Strikes Back 18 624 1980 Return of the Jedi 33 599 1983 Jurassic Park 63 546 1993 Star Wars: Episode I -- The Phantom Menace 110 544 1999
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Forrest Gump 55 500 1994 The Lion King 97 474 1994 Shrek 2 75 451 2004 Spider-Man 139 446 2002 Independence Day 75 444 1996 Home Alone
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This note was uploaded on 04/23/2011 for the course EC 315 taught by Professor Barcus during the Spring '10 term at Park.

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QRM HOMEWORK-WK5 - QRM HOMEWORK WEEK 5 AMY CUTLER Chapter...

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