Elementary Statistics for Teachers

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American Book Company, 1962 - Education - 213 pages
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Contents

Practice of Number Skills
1
Distribution Tables and Graphs
19
Averages and Percentiles
35
Expressing the Homogeneity or Variability of a Group
59
The Normal Curve
71
Varieties of Test Scores
89
Age and Grade Scores Norms and Percentiles
107
The Tendency of Measures to Vary
121
The Concept of Reliability
151
Reliability and Levels of Confidence
171
Statistics in Measurement
185
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