math locally w stephen wilson leading minds conference baltimore, maryland april 24, 2008
TRANSCRIPT
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Math Locally
W Stephen WilsonLeading Minds Conference
Baltimore, MarylandApril 24, 2008
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Johns Hopkins Calculus 1 1989-2006
• Same final exam in 1989 and 2006.• Same average SATM scores.• Same percentage of Arts and Science
freshmen.• JHU was much more selective in 2006 than
1989.
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Grades on the 1989 scale
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Grades on the 2006 scale
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Arithmetic and higher math.
• 239 Calculus III students, Fall 2007.• A 10 question arithmetic test first day of class.• A 30 point 3-hour final exam.• Almost no arithmetic in this course.
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Arithmetic scores versus final exam
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Where does arithmetic come from?
• Comparing 5th grades using
• My 1956 fifth grade text • The Singapore Math US Edition fifth grade text• TERC Investigations 2nd Edition 2008 fifth
grade materials• Maryland State voluntary curriculum fifth
grade
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5th Grade Time on Task
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Next: Algebra
• Compare• Maryland state Algebra/Data Analysis test• Maryland state Algebra/Data curriculum• Maryland Algebra I & II curriculum• National Math Panel
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How Much Algebra?
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Maryland Preparation for College
• Students need arithmetic• They get half• Students need algebra• They get ¾• Percentage of MD High School Graduates
(2005-2006) “Assessed as Needing Math Remediation”: 44.3%
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University of Maryland, College Park
• Requires 3 years of high school math• Strongly recommends a fourth• Middle 50% on SAT, 1240-1380
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High school math at College Park
• Count students in non-credit remedial math• Count students in credit bearing courses like
college algebra that are just high school algebra repackaged for college
• Count students in Calculus I• The percentage of these students who are
taking high school math is: 46.6%