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Documentation for package ‘lessR’ version 4.3.2

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A B C D E F G H I K L M N P R S T V W X misc

-- A --

ANOVA Analysis of Variance
av Analysis of Variance
av_brief Analysis of Variance

-- B --

BarChart Bar Chart for One or Two Variables
bc Bar Chart for One or Two Variables
BoxPlot Plot One or Two Continuous and/or Categorical Variables
bx Plot One or Two Continuous and/or Categorical Variables

-- C --

ca CountAll Descriptive Analysis of all Variables in the Data Frame
cfa Confirmatory Factor Analysis of a Multiple Indicator Measurement Model
corCFA Confirmatory Factor Analysis of a Multiple Indicator Measurement Model
corEFA Exploratory Factor Analysis and Multiple Indicator Measurement Model
corProp Proportionality Coefficients from Correlations
corRead Read Specified Correlation Matrix
corReflect Reflect Specified Variables in a Correlation Matrix
Correlation Correlation Analysis
corReorder Reorder Variables in a Correlation Matrix
corScree Eigenvalue Plot of a Correlation Matrix
CountAll CountAll Descriptive Analysis of all Variables in the Data Frame
cp Proportionality Coefficients from Correlations
cr Correlation Analysis
cr_brief Correlation Analysis

-- D --

dataAnova_1way Data for a One-Way ANOVA
dataAnova_2way Data for a Two-Way Balanced Factorial Design
dataAnova_rb Data for a Randomized Block ANOVA
dataAnova_rbf Data for a Randomized Block Factorial ANOVA
dataAnova_sp Data for a Split-Plot ANOVA
dataBodyMeas Data: Body Measurements
dataCars93 Data: Cars93
dataEmployee Data: Employees
dataEmployee_lbl VariableLabels: Employee Data Set
dataFreqTable99 Data: Joint Frequency Table
dataJackets Data: Motorcycle Type and Thickness of Jacket
dataLearn Data: Distributed vs Massed Practice
dataMach4 Data: Machiavellianism
dataMach4_lbl VariableLabels: Mach4 Data Set
dataReading Data: Reading Ability
dataStockPrice Data: Stock price of Apple, IBM and Intel from 1985 through June of 2022
dataWeightLoss Data: WeightLoss
db Display Contents of a Data File and Optional Variable Labels
Density Density Curves from Data plus Histogram
details Display Contents of a Data File and Optional Variable Labels
dn Density Curves from Data plus Histogram

-- E --

efa Exploratory Factor Analysis and Multiple Indicator Measurement Model

-- F --

factors Create Factor Variables Across a Sequential Range or Vector of Variables

-- G --

getColors Hue, Chroma, Luminance (HCL) Color Wheel or Specified Colors

-- H --

Histogram Histogram
hs Histogram

-- I --

interact Run Interactive Shiny Data Visualizations

-- K --

kurtosis Kurtosis

-- L --

label Assign Variable Labels [Superseded by VariableLabels]
lc Line Chart such as a Run Chart or Time-Series Chart
LineChart Line Chart such as a Run Chart or Time-Series Chart
Logit Logit Regression Analysis
lr Logit Regression Analysis

-- M --

Merge Merge Two Data Frames Horizontally or Vertically
Model Regression Analysis, ANOVA or t-test
model Regression Analysis, ANOVA or t-test
model_brief Regression Analysis, ANOVA or t-test
mrg Merge Two Data Frames Horizontally or Vertically

-- N --

Nest Nest the Values of an Integer or Factor Variable
nt Nest the Values of an Integer or Factor Variable

-- P --

pc Pie Chart
PieChart Pie Chart
pivot Create a Pivot (Summary) Table
Plot Plot One or Two Continuous and/or Categorical Variables
print.out Display a Portion of Output from a Saved List Object
print.out_all Display All Text Output from a Saved List Object
prob_norm Compute and Plot Normal Curve Probabilities over an Interval
prob_tcut Plot t-distribution Curve and Specified Cutoffs with Normal Curve
prob_znorm Plot a Normal Curve with Shaded Intervals by Standard Deviation
prop Analysis of Prop_test
Prop_test Analysis of Prop_test

-- R --

rd Read Contents of a Data File with Optional Variable Labels and Feedback
rd.cor Read Specified Correlation Matrix
rd_lbl Read Contents of a Data File with Optional Variable Labels and Feedback
Read Read Contents of a Data File with Optional Variable Labels and Feedback
Read2 Read Contents of a Data File with Optional Variable Labels and Feedback
recode Recode the Values of an Integer or Factor Variable
reflect Reflect Specified Variables in a Correlation Matrix
reg Regression Analysis
regPlot regPlot Analysis
Regression Regression Analysis
reg_brief Regression Analysis
rename Rename One or More Variables in a Data Frame
reord Reorder Variables in a Correlation Matrix
rescale Rescale a Variable
reshape_long Reshape a Wide-Form Data Frame to Long-Form
reshape_wide Reshape a Wide-Form Data Frame to Wide-Form

-- S --

scales Confirmatory Factor Analysis of a Multiple Indicator Measurement Model
ScatterPlot Plot One or Two Continuous and/or Categorical Variables
scree Eigenvalue Plot of a Correlation Matrix
see View the Upper and Left Corners of a Data Frame
set Set the Default Color Theme and Other System Settings
showColors Display All Named R Colors and Corresponding rgb Values
showPalettes Display Color Palettes
simCImean Pedagogical Simulation for the Confidence Interval of the Mean
simCLT Pedagogical Simulation for the Central Limit Theorem
simFlips Pedagogical Binomial Simulation, Coin flips
simMeans Pedagogical Simulation of Sample Means over Repeated Samples
skew Skew of a variable.
Sort sort_by the Rows of a Data Frame
sort_by sort_by the Rows of a Data Frame
sp Plot One or Two Continuous and/or Categorical Variables
ss Summary Statistics for One or Two Variables
ss_brief Summary Statistics for One or Two Variables
style Set the Default Color Theme and Other System Settings
Subset Subset the Values of One or More Variables
SummaryStats Summary Statistics for One or Two Variables

-- T --

to Create a Sequence of Numbered Variable Names with a Common Prefix and Width
train_test Create Training and Testing Data
Transform Deprecated: Transform the Values of an Integer or Factor Variable
tt Generic Method for t-test and Standardized Mean Difference with Enhanced Graphics
ttest Generic Method for t-test and Standardized Mean Difference with Enhanced Graphics
ttestPower Compute a Power Curve for a One or Two Group t-test
ttp Compute a Power Curve for a One or Two Group t-test
tt_brief Generic Method for t-test and Standardized Mean Difference with Enhanced Graphics

-- V --

values List the Values of a Variable
VariableLabels Create or Display Variable Labels
ViolinPlot Plot One or Two Continuous and/or Categorical Variables
vl Create or Display Variable Labels
vp Plot One or Two Continuous and/or Categorical Variables

-- W --

Write Write the Contents of a Data Frame to an External File
wrt Write the Contents of a Data Frame to an External File
wrt_r Write the Contents of a Data Frame to an External File
wrt_x Write the Contents of a Data Frame to an External File

-- X --

xAnd Text Processing: Insert and Into a List
xNum Text Processing: Convert a Number to a Word
xP Text Processing: Print Formatted Numbers
xRow Text Processing: Add the Word Row to Case Labels that Could be Numeric
xU Text Processing: Capitalize First Letter of a Word
xW Text Processing: Wrap Words to Create New Lines From a Specified Line

-- misc --

. Function . for Selecting Rows/Columns with base R Extract