Update data doc style

R/data.r

@@ -19,24 +19,19 @@
 #' }
 #'
 #' @docType data
-#' @name french_fries
-#' @usage data(french_fries)
 #' @format A data frame with 696 rows and 9 variables
 #' @keywords datasets
-NULL
+"french_fries"
 
 #' Demo data describing the Smiths.
 #'
 #' A small demo dataset describing John and Mary Smith.  Used in the
 #' introductory vignette.
 #'
 #' @docType data
-#' @name smiths
-#' @usage data(smiths)
 #' @format A data frame with 2 rows and 5 variables
 #' @keywords datasets
-NULL
-
+"smiths"
 
 #' Tipping data
 #'
@@ -61,9 +56,8 @@ NULL
 #' @references Bryant, P. G. and Smith, M (1995) \emph{Practical Data
 #'   Analysis: Case Studies in Business Statistics}.  Homewood, IL: Richard D.
 #'   Irwin Publishing:
-#' @docType data
-#' @name tips
-#' @usage data(tips)
 #' @format A data frame with 244 rows and 7 variables
 #' @keywords datasets
-NULL
+"tips"
+
+

man/french_fries.Rd

@@ -5,7 +5,7 @@
 \title{Sensory data from a french fries experiment.}
 \format{A data frame with 696 rows and 9 variables}
 \usage{
-data(french_fries)
+french_fries
 }
 \description{
 This data was collected from a sensory experiment conducted at Iowa State

man/smiths.Rd

@@ -0,0 +1,15 @@
+% Generated by roxygen2 (4.0.2): do not edit by hand
+\docType{data}
+\name{smiths}
+\alias{smiths}
+\title{Demo data describing the Smiths.}
+\format{A data frame with 2 rows and 5 variables}
+\usage{
+smiths
+}
+\description{
+A small demo dataset describing John and Mary Smith.  Used in the
+introductory vignette.
+}
+\keyword{datasets}
+

man/tips.Rd

@@ -0,0 +1,35 @@
+% Generated by roxygen2 (4.0.2): do not edit by hand
+\docType{data}
+\name{tips}
+\alias{tips}
+\title{Tipping data}
+\format{A data frame with 244 rows and 7 variables}
+\usage{
+tips
+}
+\description{
+One waiter recorded information about each tip he received over a
+period of a few months working in one restaurant. He collected several
+variables:
+}
+\details{
+\itemize{
+ \item tip in dollars,
+ \item bill in dollars,
+ \item sex of the bill payer,
+ \item whether there were smokers in the party,
+ \item day of the week,
+ \item time of day,
+ \item size of the party.
+}
+
+In all he recorded 244 tips. The data was reported in a collection of
+case studies for business statistics (Bryant & Smith 1995).
+}
+\references{
+Bryant, P. G. and Smith, M (1995) \emph{Practical Data
+  Analysis: Case Studies in Business Statistics}.  Homewood, IL: Richard D.
+  Irwin Publishing:
+}
+\keyword{datasets}
+