Although there was a slight annual increase in the topic proportion (a .017 increase) in the 1980s, the slope for the CAI topic showed a decreasing trend since 1990; in particular, compared with the 1980s, the trend was decreased by .048 in the 1990s, which was statistically significant ( p < .05).
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A content analysis of research on technology use for teaching mathematics to students with disabilities: word networks and topic modeling.
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