Psychopharmacology (2017) 234:2517-2523 2521 A Chronic Infusions of YL 2-203 Fig

Question

Psychopharmacology (2017) 234:2517-2523 2521 A Chronic Infusions of YL 2-203 Fig. 2 a Weekly averages for chronic YL-2-203 effects on nicotine self-administration (mean ± SEM), Dunnett's two- tailed test vs. control, not significant for either YL-2-203 dose, controls N- 17; YL-2-203, 2 mg/kg/day N 11; and YL-2- 203, 6 mgkg/day N-11. b Daily performance for chronic YL-2 203 effects on nicotine self-ad- ministration. Data represent mean ± SEM and Nicotine Self-Administration 16 14- 12 10 Infusions Session 6 6 Week I Week 2 Resumption B Chronic YL-2-203 Infusion Effects on Nicotine Self-administration 20 T 15 Nicotine Infusions 10 Session -0-Control - YL-2-203, 2 mg/kg/day - -YL-2-203, 6 mg/kg/day 1234567 8910 12345 Ongoing Sessions Resumption

Explanation / Answer

a

The first graph shows the mean values of Infusions per session on a weekly basis for the 3 levels of variable YL-2-203

The dependent variable in this case is Infusions per session
and the indepdent variables are Weeks and YL-2-203

The bar represent the mean values and the bars on the lines on top are called the error bars

The value of infusions is (on avergae)higher for 6

b)

The second graph compares the Nicotine infusions per session based on the variables Sessions and chronic levels(control, 2mg and 6mg)

The independent variables are Sessions and cronic levels and dependent variable is Nicotine infusions per session

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