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SKILL BUILDER 1 2.4 The math SAT score is higher than the verbal Exercises 2.1 to 2.4 provide information about data SAT score for 205 of the 355 students who answered in StudentSurvey. Find the sample proportion p. the questions about SAT scores. Find p, the propor- 2.1 The survey students consisted of 169 females tion for whom the math SAT score is higher. and 193 males. Find p, the proportion who are female. SKILL BUILDER 2 2.2 The survey included 43 students who smoke and In Exercises 2.5 to 2.8, give the relevant proportion 319 who don't. Find p, the proportion who smoke. using correct notation. 2.3 Of the students who identified their class year 2.5 In the 2010 US Census, we see that 37,342,870 in the survey, 94 were first years, 195 were sopho- mores, 35 were juniors, and 36 were seniors. Find p, people, or 12.4% of all residents, are foreign-born. the proportion who are upperclass students (juniors or seniors.) http://www.census.gov. 62 CHAPTER 2 Describing Data 2.6 A recent headline states that "45% Think 2.13 What Proportion of Canadian Adults Children of Illegal Immigrants Should Be Able to ate High School? Canada conducts a census Attend Public School." The report gives the results five years. The 2016 Canadian Census show of a survey of 1000 randomly selected likely voters 81.7% of Canadian adults have a second in the US.5 equivalent degree. Give the correct notati