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R Under development (unstable) (2026-02-27 r89492) -- "Unsuffered Consequences"
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R Under development (unstable) (2026-04-05 r89793) -- "Unsuffered Consequences"
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Copyright (C) 2026 The R Foundation for Statistical Computing
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Copyright (C) 2026 The R Foundation for Statistical Computing
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Platform: aarch64-apple-darwin25.3.0
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Platform: aarch64-apple-darwin25.3.0
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R is free software and comes with ABSOLUTELY NO WARRANTY.
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R is free software and comes with ABSOLUTELY NO WARRANTY.
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You are welcome to redistribute it under certain conditions.
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You are welcome to redistribute it under certain conditions.
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>
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>
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> ### ** Examples
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> ### ** Examples
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>
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>
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> ## boxplot on a formula:
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> ## boxplot on a formula:
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> boxplot(count ~ spray, data = InsectSprays, col = "lightgray")
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> boxplot(count ~ spray, data = InsectSprays, col = "lightgray")
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> # *add* notches (somewhat funny here <--> warning "notches .. outside hinges"):
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> # *add* notches and do *not* warn about "notches .. outside hinges":
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> boxplot(count ~ spray, data = InsectSprays,
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> boxplot(count ~ spray, data = InsectSprays,
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+         notch = TRUE, add = TRUE, col = "blue")
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+         notch = TRUE, warnN = FALSE, add = TRUE, col = "blue")
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Warning in (function (z, notch = FALSE, width = NULL, varwidth = FALSE,  :
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  some notches went outside hinges ('box'): maybe set notch=FALSE
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>
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> boxplot(decrease ~ treatment, data = OrchardSprays, col = "bisque",
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> boxplot(decrease ~ treatment, data = OrchardSprays, col = "bisque",
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+         log = "y")
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+         log = "y")
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> ## horizontal=TRUE, switching  y <--> x :
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> ## horizontal=TRUE, switching  y <--> x :
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> boxplot(decrease ~ treatment, data = OrchardSprays, col = "bisque",
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> boxplot(decrease ~ treatment, data = OrchardSprays, col = "bisque",