The Effects of Distance Education on K-12 Student Outcomes: A ...

Other=5.
4. Setting <strong>of</strong> students during distance learning (“setting”).
Unspecified=0,
Home=1,
School=2,
Other=3,
Combination=4.
D. Study quality features
1. Student sample size (“sample”). Actual sample size.
2. Measure <strong>of</strong> academic outcome (“achmeasure”).
Standardized test=1,
Researcher-made test=2,
Teacher-made test=3,
Other=4.
3. Testing sequence (“testseq”).
Unspecified=0,
Pre-post=1,
Post only=2,
Other=3.
4. Pretest equivalency (“preequiv”). Have the initial differences between groups been
accounted for?
Unspecified=0,
Statistical control (ANCOVA, regression)=1,
Random assignment=2,
Statistical control and random assignment=3,
Gain scores=4,
Other=5.
5. Reported reliability <strong>of</strong> measures (“reliability”).
Unspecified=00,
Actual reliability statistic.
6. Effect size coefficient (“effsize”).
Actual coefficient.
7. Statistics used in determining effect size. (“esstats”).
Means=1,
t-value=2,
F-value=3,
Chi-square=4,
Other=5.
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