Results

Repeated Measures ANOVA

Within Subjects Effects
Dose71857323952.41108< .0010.966
Residual252911721.6   
Note. Type 3 Sums of Squares
[3]

 

Between Subjects Effects
 Sum of SquaresdfMean SquareFpη²p
Residual10183926.1   
Note. Type 3 Sums of Squares

 

Post Hoc Tests

Post Hoc Comparisons - Dose
Comparison
Dose DoseMean DifferenceSEdftptukey
Non-Placebo-0.09470.91239.0-0.1041.000
 -Low-25.25150.66539.0-37.962< .001
 -High-37.23900.79239.0-47.035< .001
Placebo-Low-25.15681.18839.0-21.182< .001
 -High-37.14421.38939.0-26.738< .001
Low-High-11.98751.05839.0-11.326< .001

 

[4]

Estimated Marginal Means

Dose

Estimated Marginal Means - Dose
95% Confidence Interval
DoseMeanSELowerUpper
Non49.70.29549.150.3
Placebo49.80.84448.151.5
Low75.00.77073.476.5
High87.00.92185.188.8

 

[4]

Repeated Measures ANOVA

Within Subjects Effects
 Sum of SquaresdfMean SquareFpη²p
Dose119403339800.91031< .0010.964
Residual451711738.6   
Note. Type 3 Sums of Squares
[3]

 

Between Subjects Effects
 Sum of SquaresdfMean SquareFpη²p
Residual26493967.9   
Note. Type 3 Sums of Squares

 

Post Hoc Tests

Post Hoc Comparisons - Dose
Comparison
Dose DoseMean DifferenceSEdftptukey
Non-Placebo0.7791.1139.00.7030.895
 -Low-46.3281.2439.0-37.394< .001
 -High-60.3461.1139.0-54.407< .001
Placebo-Low-47.1071.6739.0-28.186< .001
 -High-61.1241.4239.0-42.920< .001
Low-High-14.0171.6639.0-8.427< .001

 

[4]

Estimated Marginal Means

Dose

Estimated Marginal Means - Dose
95% Confidence Interval
DoseMeanSELowerUpper
Non75.10.37274.475.9
Placebo74.31.08872.176.5
Low121.51.422118.6124.3
High135.51.118133.2137.7

 

[4]

References

[1] The jamovi project (2022). jamovi. (Version 2.3) [Computer Software]. Retrieved from https://www.jamovi.org.

[2] R Core Team (2021). R: A Language and environment for statistical computing. (Version 4.1) [Computer software]. Retrieved from https://cran.r-project.org. (R packages retrieved from MRAN snapshot 2022-01-01).

[3] Singmann, H. (2018). afex: Analysis of Factorial Experiments. [R package]. Retrieved from https://cran.r-project.org/package=afex.

[4] Lenth, R. (2020). emmeans: Estimated Marginal Means, aka Least-Squares Means. [R package]. Retrieved from https://cran.r-project.org/package=emmeans.