Introduction to Research Design and Statistics

The Los Angeles School Dataset

About the Los Angeles School Dataset

The school data to be used for the computer exercises were selected from two senior high school in the Los Angeles area. The student records you will be using contain 100% of the students at each of the schools who met all of the following criteria:
  1. They were in the 9th grade in the 1995 Fall semester.

  2. They received a mark (grade) in first semester Algebra in the 1995 Fall semester and a mark (grade) in a mathematics course in the preceding Spring semester.

  3. They received a mark (grade) in an English course in both the 1995 Fall semester and the preceding Spring semester.

  4. They had a California Test of Basic Skills (CTBS) combined Mathematics and combined Language score for the 1995 calendar year. Both scores are recorded in percentile ranks (PR) and normal curve equivalence scores (NCE).

Variables in the Los Angeles School dataset

  1. Student ID number
  2. Gender
  3. Ethnicity
  4. School ID
  5. Mark in first semester Algebra for Fall 95
  6. Mark in Mathematics in the previous Spring semester
  7. Mark in English for Fall 1995
  8. Mark in English for preceding Spring semester
  9. CTBS Mathematics NCE
  10. CTBS Language NCE
  11. CTBS Mathematics Score (Percentiles)
  12. CTBS Language Score (Percentiles)
  13. Bilingual Status
  14. Proficiency in Native Language
  15. Number of days present in 1995
  16. Number of days absent in 1995

Codebook for the Los Angeles School Dataset

UCLA Department of Education

Phil Ender, 30Jun98