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Academic Achievement2
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Grade 81
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Journal of Research in…2
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Mayer, Victor J.1
Rojas, Carlos A.1
Willson, Victor L.1
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The Effect of Frequency of Testing Upon the Measurement of Achievement in an Intensive Time-Series Design.
Peer reviewed Peer reviewed
Mayer, Victor J.; Rojas, Carlos A. – Journal of Research in Science Teaching, 1982
Determined effect of testing frequency on data obtained using intensive time-series design. Eighth-grade, earth science student attitudes toward science class and class achievement data were not affected by frequency of data collection. Results of a previous study were also replicated, giving increased confidence in validity of data yielded by the…
Descriptors: Academic Achievement, Data Collection, Earth Science, Grade 8
More on Time Series Designs: A Reanalysis of Mayer and Kozlow's Data.
Peer reviewed Peer reviewed
Willson, Victor L. – Journal of Research in Science Teaching, 1982
Differentiating between time-series design and time-series analysis, examines design considerations and reanalyzes data previously reported by Mayer and Kozlow in this journal. The current analysis supports the analysis performed by Mayer and Kozlow but puts the results on a somewhat firmer statistical footing. (Author/JN)
Descriptors: Academic Achievement, Data Analysis, Data Collection, Earth Science