Project measure / variable:   Jentsch2   timeout1_FR2

ID, description, units MPD:49720   timeout1_FR2   Fixed ratio 2 - time-out: number of responses   [n]  day 1  
cocaine study
Data set, strains Jentsch2   BXD   4 strains     sex: both     age: 8-17wks
Procedure operant conditioning chamber
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  STRAIN COMPARISON PLOT
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Jentsch2 - Fixed ratio 2 - time-out: number of responses day 1



  MEASURE SUMMARY
Measure Summary FemaleMale
Number of strains tested2 strains4 strains
Mean of the strain means8.39   n 8.91   n
Median of the strain means8.39   n 8.09   n
SD of the strain means± 1.27 ± 1.88
Coefficient of variation (CV)0.151 0.211
Min–max range of strain means7.50   –   9.29   n 7.73   –   11.7   n
Mean sample size per strain4.5   mice 7.8   mice


  ANOVA, Q-Q NORMALITY ASSESSMENT
ANOVA summary      
FactorDFSum of squaresMean sum of squaresF valuep value (Pr>F)
sex 1 0.0761 0.0761 0.0031 0.9563
strain 1 9.055 9.055 0.3675 0.5519
sex:strain 1 28.6464 28.6464 1.1627 0.2952
Residuals 18 443.4952 24.6386


Q-Q normality assessment based on residuals

  


  STRAIN MEANS (UNADJUSTED)
  
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Strain Sex Mean SD N mice SEM CV Min, Max Z score
BXD31/TyJ m 8.29 4.72   7 1.78 0.569 1.0, 15.0 -0.33
BXD38/TyJ f 9.29 4.27   7 1.61 0.46 3.0, 15.0 0.71
BXD38/TyJ m 7.9 5.95   10 1.88 0.753 -0.54
BXD42/TyJ m 7.73 3.2   11 0.964 0.414 2.0, 11.0 -0.63
BXD68/RwwJ f 7.5 3.54   2   2.5 0.471 5.0, 10.0 -0.71
BXD68/RwwJ m 11.7 1.15   3 0.667 0.099 11.0, 13.0 1.49


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
BXD38/TyJ f 9.2857 1.8761 13.2273 5.3441
BXD38/TyJ m 7.9 1.5697 11.1978 4.6022
BXD68/RwwJ f 7.5 3.5099 14.874 0.126
BXD68/RwwJ m 11.6667 2.8658 17.6875 5.6458


  LEAST SQUARES MEANS (MODEL-ADJUSTED), SEXES COMBINED
Strain Sex Mean SEM UpperCL LowerCL
BXD38/TyJ both 8.5929 1.2231 11.1624 6.0233
BXD68/RwwJ both 9.5833 2.2656 14.3432 4.8234




GWAS analysis not available: SNP data is not available for enough strains (at least 4)