SWD in both treatment and control groups showed a statistically significant pretest-to-posttest improvement on question 8¶

Claim · All claims
Evidence · 1 study · causal r1 · q2
Currency · newest study 2018 · not yet checked against its sources · not reviewed by a person

Subclaims¶

q2 i? Both SWD in the treatment group and SWD in the control group demonstrated a statistically significant difference in performance on question 8 from pretest to posttest. → Delisio 2018

Evidence¶

Delisio 2018¶

Delisio, L. A., Bukaty, C. A., & Taylor, M. (2018). Effects of a Graphic Organizer Intervention Package on the Mathematics Word Problem Solving Abilities of Students with Autism Spectrum Disorders. The Journal of Special Education Apprenticeship, 7(2). https://eric.ed.gov/?id=EJ1185372

q2 · i? · causal · r1

Item analysis of individual test questions. The article reports both groups of SWD showed statistically significant improvement on question 8, a one-step two-digit by two-digit multiplication problem with extraneous information.

"an interesting change was with question 8, as the group of SWD in the treatment group and the group of SWD in the control group both demonstrated a statistically significant difference in their performance from pretest to posttest."

Discussion¶

Related Claims¶

• The K-N-W-S graphic organizer intervention package did not produce statistically significant pretest-to-posttest gains in word problem solving for students with disabilities in the treatment group — related
• No statistically significant difference was found between posttest scores of SWD in the treatment group and SWD in the control group — related
• Both the control and treatment groups improved significantly in accuracy of multiplication fact answers from pretest to posttest — related