2. Assume the following: In 2005 there were 15,000 Central University (CU) students and 30% of them were freshmen, and in 2010 there were 17,000 CU students and 35% of them were freshmen. a. From 2005 to 2010, what is the (absolute) increase in the number of freshmen? b. From 2005 to 2010, what is the (absolute) increase in the percent of CU student who were freshmen? c. From 2005 to 2010, what is the percent (relative) increase in the percent of CU students who were freshmen? d. From 2005 to 2010, what is the percent (relative) increase in the number of freshmen?

2. Assume the following: In 2005 there were 15,000 Central University (CU) students and 30% of them were freshmen, and in 2010 there were 17,000 CU students and 35% of them were freshmen. a. From 2005 to 2010, what is the (absolute) increase in the number of freshmen? b. From 2005 to 2010, what is the (absolute) increase in the percent of CU student who were freshmen? c. From 2005 to 2010, what is the percent (relative) increase in the percent of CU students who were freshmen? d. From 2005 to 2010, what is the percent (relative) increase in the number of freshmen?

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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he average consumer unit spent $1874 on apparel and services in2006.That same year, 25 consumer units in theNorth-east had the following annual expenditures, in dollars, on apparel and services. 1417, 1595, 2158, 1820, 1411, 2361, 2371, 2330, 1749, 1872, 2826, 2167, 2304, 1998, 2582, 1982, 1903, 2405, 1660, 2150, 2128, 1889, 2251, 2340, 1850 At the 5% signiﬁcance level, do the data provide sufﬁcient evidence to conclude that the 2006 mean annual expenditure on apparel and services for consumer units in the Northeast differed from the national mean of $1874?
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