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Commit 08c3d001 authored by Walmes Marques Zeviani's avatar Walmes Marques Zeviani
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Format the document

 - Insert one empty line between \item;
 - Fill paragraph to avoid go over 72 digits.
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......@@ -11,18 +11,20 @@ NULL
#'
#' @title Feeding type in pig weight gain
#'
#' @description This is an artifial dataset corresponding a experiment
#' to study the effect of feeding type (factor with 4 categorical
#' nominal levels) in pig weight gain. The experiment was a
#' randomized complete design with five experimental units per
#' @description This is an artificial data set corresponding a
#' experiment to study the effect of feeding type (factor with 4
#' categorical nominal levels) in pig weight gain. The experiment
#' was a randomized complete design with five experimental units per
#' treatment level. The experimental unit was a pig. The response
#' measured was weight gain from the beggining to the end of the
#' measured was weight gain from the beginning to the end of the
#' experiment.
#'
#' \itemize{
#' \item \code{ft} feeding type, a categorical factor with 4
#' levels.
#'
#' \item \code{ft} feeding type, a categorical factor with 4 levels.
#'
#' \item \code{wg} weight gain (kg).
#'
#' }
#'
#' @docType data
......@@ -57,10 +59,13 @@ NULL
#' (t/ha) was recorded in each experimental unit.
#'
#' \itemize{
#'
#' \item \code{block} a categorical unordered factor with 4 levels.
#' \item \code{variety} a categorical unordered factor with 8
#' levels.
#'
#' \item \code{variety} a categorical unordered factor with 8 levels.
#'
#' \item \code{yield} potato yield (t/ha).
#'
#' }
#'
#' @docType data
......@@ -99,9 +104,13 @@ NULL
#' units for each factor level in each block.
#'
#' \itemize{
#'
#' \item \code{block} a categorical unordered factor with 6 levels.
#'
#' \item \code{plow} a categorical unordered factor with 2 levels.
#'
#' \item \code{yield} corn yield (kg in 200 m\eqn{^2} of area).
#'
#' }
#'
#' @docType data
......@@ -128,10 +137,10 @@ NULL
#' @name defoliation
#'
#' @title Bolls in cotton as function of artifitial defoliation
#' @title Bolls in cotton as function of artificial defoliation
#'
#' @description This dataset contais the result of a real experiment to
#' evaluate the effect of artifitial defoliation in combination with
#' evaluate the effect of artificial defoliation in combination with
#' phenological stage of occurence on the production of cotton
#' represented by the number of bolls produced at the end of the
#' crop cycle. The experiment is a \eqn{5\times 5} factorial with 5
......@@ -142,15 +151,21 @@ NULL
#' variance less than the sample mean).
#'
#' \itemize{
#' \item \code{phenol} a categorical ordered factor with 5 levels
#' that represent the phenological stages of the cotton plant in
#' which defoliation was applied.
#'
#' \item \code{phenol} a categorical ordered factor with 5 levels that
#' represent the phenological stages of the cotton plant in which
#' defoliation was applied.
#'
#' \item \code{defol} a numeric factor with 5 levels that represents the
#' artifical level of defoliation (percent in leaf area removed with
#' scissors) applied for all leaves in the plant.
#' \item \code{rept} index for each experimenal unit in each treatment cell.
#'
#' \item \code{rept} index for each experimenal unit in each treatment
#' cell.
#'
#' \item \code{bolls} the number of bolls produced (count variable)
#' evaluated at harvest.
#'
#' }
#'
#' @details The experiment was done in a greenhouse at Universidade
......@@ -221,10 +236,13 @@ NULL
#' (t/ha) was recorded in each experimental unit.
#'
#' \itemize{
#'
#' \item \code{block} a categorical unordered factor with 4 levels.
#' \item \code{variety} a categorical unordered factor with 6
#' levels.
#'
#' \item \code{variety} a categorical unordered factor with 6 levels.
#'
#' \item \code{yield} cassava yield (t/ha).
#'
#' }
#'
#' @docType data
......@@ -260,10 +278,13 @@ NULL
#' (kg/plot) was recorded in each experimental unit.
#'
#' \itemize{
#'
#' \item \code{block} a categorical unordered factor with 4 levels.
#' \item \code{variety} a categorical unordered factor with 7
#' levels.
#'
#' \item \code{variety} a categorical unordered factor with 7 levels.
#'
#' \item \code{yield} sugarcane yield (kg/plot).
#'
#' }
#'
#' @docType data
......@@ -298,14 +319,18 @@ NULL
#' experimental unit.
#'
#' \itemize{
#' \item \code{row} the rows of the latin square that controls in
#' one dimention. A categorical unordered factor with 5 levels.
#' \item \code{col} the columns of the latin square that controls in
#' one dimention perpendicular to the previus. A categorical
#' unordered factor with 5 levels.
#' \item \code{variety} a categorical unordered factor with 5
#' levels.
#'
#' \item \code{row} the rows of the latin square that controls in one
#' dimention. A categorical unordered factor with 5 levels.
#'
#' \item \code{col} the columns of the latin square that controls in one
#' dimention perpendicular to the previus. A categorical unordered
#' factor with 5 levels.
#'
#' \item \code{variety} a categorical unordered factor with 5 levels.
#'
#' \item \code{yield} sugarcane yield (kg/plot).
#'
#' }
#'
#' @docType data
......@@ -355,16 +380,21 @@ NULL
#' experimental unit.
#'
#' \itemize{
#' \item \code{row} the rows of the latin square that controls in
#' one dimention. A categorical unordered factor with 6 levels.
#' \item \code{col} the columns of the latin square that controls in
#' one dimention perpendicular to the previus. A categorical
#' unordered factor with 6 levels.
#' \item \code{fertil} a categorical unordered factor with 6
#' levels that is the fertilization strategy applied. These levels
#' are a result of treatment cells in a three incomplete factorial
#'
#' \item \code{row} the rows of the latin square that controls in one
#' dimention. A categorical unordered factor with 6 levels.
#'
#' \item \code{col} the columns of the latin square that controls in one
#' dimention perpendicular to the previus. A categorical unordered
#' factor with 6 levels.
#'
#' \item \code{fertil} a categorical unordered factor with 6 levels that
#' is the fertilization strategy applied. These levels are a result
#' of treatment cells in a three incomplete factorial
#' arrangrment. See detais for more information.
#'
#' \item \code{yield} sugarcane yield (kg/plot).
#'
#' }
#'
#' @details The levels of fertilization are in fact a combination of a
......@@ -406,7 +436,8 @@ NULL
#' colors=brewer.pal(n=11, name="Spectral")))+
#' layer(with(sugarcaneYield3,
#' panel.text(x=row, y=col,
#' label=sprintf("%s\n%0.2f", fertil, yield))))
#' label=sprintf("%s\n%0.2f",
#' fertil, yield))))
#'
#' aggregate(yield~row, data=sugarcaneYield3, FUN=mean)
#' aggregate(yield~col, data=sugarcaneYield3, FUN=mean)
......@@ -435,15 +466,20 @@ NULL
#' experiment.
#'
#' \itemize{
#'
#' \item \code{litter} a categorical factor with 4 levels that
#' represents the rows of the lattin square design and control for
#' the differences among litters.
#'
#' \item code{size} a categorical ordered variable that represents the
#' columns of latin square desing and control for the weight of the
#' animals at the beggining of the experiment.
#'
#' \item \code{age} age of the animal (days) when castration was
#' done. \code{controls} are the animals without castration.
#'
#' \item \code{wg} weight gain (kg) after 252 days.
#'
#' }
#'
#' @docType data
......@@ -479,11 +515,17 @@ NULL
#' (K) on corn yield in a randomized block design.
#'
#' \itemize{
#'
#' \item \code{block} a factor with 4 levels.
#'
#' \item \code{N} low (-1) and high (+1) levels of nitrogen.
#'
#' \item \code{P} low (-1) and high (+1) levels of phosporus.
#'
#' \item \code{K} low (-1) and high (+1) levels of potassium.
#'
#' \item \code{yield} corn yield (ton/ha).
#'
#' }
#'
#' @docType data
......@@ -528,13 +570,18 @@ NULL
#' fertilization.
#'
#' \itemize{
#'
#' \item \code{block} a factor with 4 levels.
#'
#' \item \code{mineral} low (-1) and high (+1) levels of mineral
#' fertilization.
#'
#' \item \code{vinasse} low (-1) and high (+1) levels of fetilization
#' with vinasse.
#' \item \code{y} some response variable. The text book doesn't give
#' any information.
#'
#' \item \code{y} some response variable. The text book doesn't give any
#' information.
#'
#' }
#'
#' @docType data
......@@ -574,13 +621,18 @@ NULL
#' fertilization.
#'
#' \itemize{
#'
#' \item \code{block} a factor with 4 levels.
#'
#' \item \code{mineral} low (-1) and high (+1) levels of mineral
#' fertilization.
#' \item \code{cake} low (-1) and high (+1) levels of fetilization
#' with filter cake.
#' \item \code{y} some response variable. The text book doesn't give
#' any information.
#'
#' \item \code{cake} low (-1) and high (+1) levels of fetilization with
#' filter cake.
#'
#' \item \code{y} some response variable. The text book doesn't give any
#' information.
#'
#' }
#'
#' @docType data
......@@ -619,12 +671,19 @@ NULL
#' studing the effect of NPK on the yield of sugar cane.
#'
#' \itemize{
#'
#' \item \code{block} a local control factor with 3 levels.
#'
#' \item \code{rept} factor with 2 levels.
#'
#' \item \code{N} integer coded nitrogen levels (0, 1, 2).
#'
#' \item \code{P} integer coded phosphorus levels (0, 1, 2).
#'
#' \item \code{K} integer coded potassium levels (0, 1, 2).
#'
#' \item \code{yield} sugar cane yield (ton/ha).
#'
#' }
#'
#' @details There is a missprint in the book for the 9th entry, which
......@@ -668,11 +727,16 @@ NULL
#' Novermber, December and January.
#'
#' \itemize{
#'
#' \item \code{variety} a categorical variable with 6 levels that
#' represents mango varieties studied.
#'
#' \item \code{year} the year of harvesting.
#'
#' \item \code{month} the month of harvesting.
#'
#' \item \code{acid} mean of the acidity determined in 3 fruits.
#'
#' }
#'
#' @docType data
......@@ -720,11 +784,17 @@ NULL
#' plus presence of limestone.
#'
#' \itemize{
#'
#' \item \code{N} content of nitrogen in the fertilizer.
#'
#' \item \code{P} content of phosphorus in the fertilizer.
#'
#' \item \code{K} content of potassium in the fertilizer.
#'
#' \item \code{limestone} presence (1) or absence of limestone (0).
#'
#' \item \code{acid} mean of corn yield in 16 locations (ton/ha).
#'
#' }
#'
#' @details The experiment was carried out in 16 different locations but
......@@ -774,13 +844,19 @@ NULL
#' branches in coffee trees.
#'
#' \itemize{
#'
#' \item \code{N} content of nitrogen in the fertilizer (low/high).
#'
#' \item \code{P} content of phosphorus in the fertilizer (low/high).
#'
#' \item \code{K} content of potassium in the fertilizer (low/high).
#'
#' \item \code{block} an unordered factor representing the blocks
#' used.
#'
#' \item \code{branches} an integer variable, the number of dry
#' branches in a coffee the.
#'
#' }
#'
#' @details The experiment was carried out in a randomized block design
......@@ -819,7 +895,8 @@ NULL
#' @name cottonFert
#'
#' @title A set of experiments in different locations studing NK on cotton
#' @title A set of experiments in different locations studing NK on
#' cotton
#'
#' @description These data is a set of experiments carried out in
#' different locations studing NK fertilization in cotton. All the 5
......@@ -828,14 +905,18 @@ NULL
#' control.
#'
#' \itemize{
#' \item \code{trt} unordered factor, treatment that consist of 4
#' cells from a 2^2 factorial design (\eqn{N\times K}) and a
#' control.
#'
#' \item \code{trt} unordered factor, treatment that consist of 4 cells
#' from a 2^2 factorial design (\eqn{N\times K}) and a control.
#'
#' \item \code{rept} integer, indexes experimental units.
#' \item \code{loc} an unordered factor representing the locations
#' where the experiment was carried out.
#' \item \code{y} numeric, the response variable of the
#' experiment. The text book didn't give details.
#'
#' \item \code{loc} an unordered factor representing the locations where
#' the experiment was carried out.
#'
#' \item \code{y} numeric, the response variable of the experiment. The
#' text book didn't give details.
#'
#' }
#'
#' @docType data
......
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