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Synthesis: This paper asks a deceptively simple question with a nuanced answer: do motivational profiles determine whether students learn more from ITS-based or paper-based practice? Using a counterbalanced within-subject design (97 ninth-graders, seven classes, three teachers; graph interpretation and graph construction units, each ~40 minutes, content-matched across formats), the authors find three things. First, tutor-based practice beats paper overall (t(62.30) = 2.38, p = .020). Second — and counterintuitively — students with lower baseline self-efficacy gained more regardless of format (t(98.40) = −2.14, p = .035), the usual regression-to-the-mean-flavored pattern where lower starters have more room to grow. Third, the interesting interaction: a significant three-way self-efficacy × favorability × format effect (t(99.84) = −2.58, p = .011) means that among low-self-efficacy students, favorability toward the tutor predicts larger gains in tutor practice specifically — the students who like the tutor benefit most from it — while the pattern differs in paper practice. Finally, a sobering null: ITS practice did not significantly improve post-training self-efficacy relative to paper, despite the theory that step-level success feedback should build mastery experiences. The authors attribute this to the short intervention (two 40-minute sessions), but it stands against the common assumption that tutor practice is motivationally self-reinforcing.

The design strength is content-matching: both formats practiced the same skills with matched problem sets, so the format effect isn't confounded by difficulty differences, and counterbalancing controls order. The practical upshot is format-tailoring: a student's baseline self-efficacy and attitude toward the technology are actionable signals for format assignment — low-self-efficacy students who are favorable toward the tutor are the highest-leverage group for tutor-based practice, and the null self-efficacy result warns against expecting tutor practice to build motivation in the short run; it capitalizes on existing favorability rather than creating it. The honest limits: n = 97 in one suburban school, two math units, two short sessions — the self-efficacy-change null could easily be a dose problem rather than a real absence, and the three-way interaction is the kind of higher-order effect that small samples render fragile.

Key findings

  • Tutor-based practice beats paper overall: learning-gain difference significant (t(62.30) = 2.38, p = .020), with matched content and counterbalanced order.
  • Lower baseline self-efficacy → greater gains, both formats: t(98.40) = −2.14, p = .035 — consistent with more headroom for lower starters.
  • The three-way interaction is the contribution: self-efficacy × favorability × practice format, t(99.84) = −2.58, p = .011 — among low-self-efficacy students, tutor favorability predicts larger tutor-practice gains specifically.
  • No self-efficacy improvement from ITS practice: post-training self-efficacy did not significantly differ by format; short duration (two ~40-min sessions) is the authors' leading explanation.
  • Favorability alone doesn't predict gains (p = .494 main effect) — it matters conditionally, interacting with self-efficacy and format.

What this means for practice

  • For format assignment: baseline self-efficacy and technology favorability are cheap, measurable signals — students low in self-efficacy but favorable toward the tutor are the strongest candidates for tutor-based practice.
  • For expectations: don't count on short tutor interventions to build self-efficacy; expect them to leverage existing favorability. Motivation-building needs a longer arc.
  • For research design: the content-matched counterbalanced format comparison is the right template for format-effect questions; the three-way interaction shows why main-effect-only analyses of motivational moderators will miss the structure.

Limitations

  • Small single-site sample (97 students, one suburban school, three teachers); two math units only.
  • Short intervention (two ~40-minute sessions per student) — the self-efficacy null may be a dose artifact rather than a real absence.
  • Higher-order three-way interaction on n = 97 — directionally interesting but fragile; the paper itself frames it as groundwork.
  • Counterbalancing controls order but can't rule out carryover between the two topics.
  • Self-efficacy measured as a trait-like baseline plus post-training change; no process measures of engagement or help use to explain the interaction.

Citation

Cen, X., Aleven, V., Koedinger, K. R., Borchers, C., & Carvalho, P. F. (2026). Self-efficacy and favorability shape learning from tutoring systems and paper practice. arXiv:2606.17470v1 [cs.CY, cs.HC].

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