Project measure / variable:   Jentsch2   timeout4_FR2

ID, description, units MPD:49722   timeout4_FR2   Fixed ratio 2 - time-out: number of responses   [n]  day 4  
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 4



  MEASURE SUMMARY
Measure Summary FemaleMale
Number of strains tested2 strains4 strains
Mean of the strain means9.57   n 9.57   n
Median of the strain means9.57   n 9.00   n
SD of the strain means± 2.02 ± 3.69
Coefficient of variation (CV)0.211 0.386
Min–max range of strain means8.14   –   11.0   n 6.00   –   14.3   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 0.2626 0.2626 0.0138 0.9077
strain 1 108.1927 108.1927 5.6956 0.0282
sex:strain 1 15.439 15.439 0.8128 0.3792
Residuals 18 341.9238 18.9958


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 6.0 4.04   7 1.53 0.674 -0.97
BXD38/TyJ f 8.14 4.74   7 1.79 0.582 1.0, 15.0 -0.71
BXD38/TyJ m 7.4 4.3   10 1.36 0.581 -0.59
BXD42/TyJ m 10.6 7.45   11 2.25 0.7 1.0, 21.0 0.28
BXD68/RwwJ f 11.0 2.83   2   2.0 0.257 9.0, 13.0 0.71
BXD68/RwwJ m 14.3 4.04   3 2.33 0.282 12.0, 19.0 1.28


  LEAST SQUARES MEANS (MODEL-ADJUSTED)
Strain Sex Mean SEM UpperCL LowerCL
BXD38/TyJ f 8.1429 1.6473 11.6038 4.682
BXD38/TyJ m 7.4 1.3783 10.2956 4.5044
BXD68/RwwJ f 11.0 3.0819 17.4748 4.5252
BXD68/RwwJ m 14.3333 2.5163 19.6199 9.0467


  LEAST SQUARES MEANS (MODEL-ADJUSTED), SEXES COMBINED
Strain Sex Mean SEM UpperCL LowerCL
BXD38/TyJ both 7.7714 1.0739 10.0277 5.5152
BXD68/RwwJ both 12.6667 1.9893 16.8461 8.4872




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