Peter Dunn and Margaret Marshman present the second of their data files articles in which they discuss the statistical investigation cycle which describes the whole process of conducting a statistical research study. [For "The Data Files: A Series of Articles to Support Mathematics Teachers to Teach Statistics," see EJ1259108.]

In this study, we follow students' modeling and covariational reasoning in the context of learning about big data. A three-week unit was designed to allow 12th grade students in a mathematics course to explore big and mid-size data using concepts such as trend and scatter to describe the relationships between variables in multivariate settings.…

The structure and documentation of High School and Beyond First Follow-Up data files represent a departure from Base Year practices. The Base Year student file contains data from both the senior and sophomore cohorts. Due to the more complex design of the First Follow-Up and resulting increase in the volume of available data, separate First…

Twelfth-grade students in Ohio who have passed all the sections of the ninth-grade proficiency tests take the twelfth-grade tests. Beginning in 1995-96, these tests will include science, although science will not become a factor in earning a diploma until the year 2000. This fact sheet provides information about the Twelfth-grade Proficiency Test…

Ninth grade and twelfth grade social studies students in Mounds View, Minnesota, were surveyed for their impressions of American Indians. Intended predominantly for use by teachers in developing curriculum for teaching about Indian people, the report is presented in two sections--an information test and an attitude survey. In section I, each of 44…

The 1992 National Assessment of Educational Progress (NAEP) monitored the performance of students in American schools in reading, mathematics, science, and writing. The sample consisted of more than 145,000 public and private school students in grades 4, 8, 11, and 12. This technical report provides details of instrument development, sample…

A review of the literature on the validity and reliability of survey data is presented prior to an analysis of the reliability of selected questions in the Second Followup Questionnaire of the National Longitudinal Study of the High School Class of 1972 (NLS). The reliability study includes an evaluation of test-retest reliability as a function of…