simul_these/catalogue.md

Scenario catalogue

Scenarios without DIF

	J		M
	4	7	2	4
Scenario 1	X		X
Scenario 2	X			X
Scenario 3		X	X
Scenario 4		X		X

Each scenario has 5 subscenarios:

• A - H₀ true
• B - H₁ true, effect size 0.2
• C - H₁ true, effect size 0.4
• D - H₁ true, effect size -0.2
• E - H₁ true, effect size -0.4

Scenarios with DIF

	J		M		Nb items DIF			DIF size
	4	7	2	4	1	2	3	0.3	0.5
Scenario 5	X		X		X			X
Scenario 6	X			X	X			X
Scenario 7	X		X		X				X
Scenario 8	X			X	X				X
Scenario 9	X		X			X		X
Scenario 10	X			X		X		X
Scenario 11	X		X			X			X
Scenario 12	X			X		X			X
Scenario 13		X	X			X		X
Scenario 14		X		X		X		X
Scenario 15		X	X			X			X
Scenario 16		X		X		X			X
Scenario 17		X	X				X	X
Scenario 18		X		X			X	X
Scenario 19		X	X				X		X
Scenario 20		X		X			X		X

Each scenario has 7 subscenarios:

• A - H₀ true, DIF -0.3/0.5 on traitement group
  • MPR example
• B - H₁ true, effect size 0.2, DIF +0.3/0.5 on traitement group
  • BDI example
• C - H₁ true, effect size 0.2, DIF -0.3/0.5 on traitement group
  • Dentistry example
• D - H₁ true, effect size 0.4, DIF +0.3/0.5 on traitement group
  • BDI example
• E - H₁ true, effect size 0.4, DIF -0.3/0.5 on traitement group
  • Dentistry example
• F - H₁ true, effect size -0.2, DIF -0.3/0.5 on traitement group
  • Adverse effects example
• G - H₁ true, effect size -0.4, DIF -0.3/0.5 on traitement group
  • Adverse effects example