QUIZ 13.1B

QUIZ 13.1B - Frequency 7 13 7 6 2 1 Calculate marginal...

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QUIZ 13.1B AP Statistics Name: The Advanced Placement (AP) Statistics examination was first administered in May 1997. Students’ papers are graded on a scale of 1–5, with 5 being the highest score. Over 7,600 students took the exam in the first year, and the distribution of scores was as follows (not including exams that were scored late). Score 5 4 3 2 1___ Percent 15.3 22.0 24.8 19.8 18.1 A distance learning class that took AP Statistics via satellite television had the following distribution of grades: Score 5 4 3 2 1_______
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Unformatted text preview: Frequency 7 13 7 6 2 1. Calculate marginal percents and make a bar graph of the population scores and the sample scores on the same grid, so that the two distributions can be compared visually. 2. Carry out an appropriate test to determine if the distribution of scores for students enrolled in the distance learning program is significantly different from the distribution of scores for all students who took the inaugural exam. (Don’t forget to include all of the necessary steps.) Chapter 13 Quiz 13.1B...
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This note was uploaded on 12/26/2009 for the course MATH 212 taught by Professor Mr.brown during the Spring '09 term at Louisiana College.

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