Shiny App

ds_launch_shiny_app

Launch Shiny App

Data Screening

The screener() function will screen data frames and return details such as variable names, class, levels and missing values. The plot.screener() creates bar plots to visualize % of missing observations for each variable in a data frame.

ds_screener plot

Screen data

Descriptive Statistics

The following functions ease the process of generating and visualizing descriptive statistics for categorical and continuous data.

ds_summary_stats

Descriptive statistics

ds_cross_table plot ds_twoway_table

Two way table

ds_freq_table plot

Frequency table

ds_freq_cont plot

Frequency distribution of continuous data

ds_group_summary plot

Groupwise descriptive statistics

ds_multi_stats

Multiple variable statistics

ds_oway_tables ds_tway_tables

Multiple One & Two Way Tables

ds_measures_location

Measures of location

ds_measures_variation

Measures of variation

ds_measures_symmetry

Measures of symmetry

ds_percentiles

Percentiles

ds_extreme_obs

Extreme observations

Distributions

Visualize how different parameters affect the shape of a distribution. Compute/visualize probability from a given quantile and quantiles out of given probability.

dist_norm_plot dist_norm_perc dist_norm_prob

Visualize normal distribution

dist_binom_plot dist_binom_prob dist_binom_perc

Visualize binomial distribution

dist_chi_plot dist_chi_perc dist_chi_prob

Visualize chi square distribution

dist_f_plot dist_f_perc dist_f_prob

Visualize f distribution

dist_t_plot dist_t_perc dist_t_prob

Visualize t distribution

Other Functions

A set of functions used to generate summary_stats.

ds_kurtosis

Kurtosis

ds_skewness

Skewness

ds_mode

Mode

ds_range

Range

ds_mdev

Mean Absolute Deviation

ds_cvar

Coefficient of Variation

ds_css

Corrected Sum of Squares

ds_gmean

Geometric Mean

ds_hmean

Harmonic Mean

ds_tailobs

Tail Observations

ds_rindex

Index Values

Data

descriptr comes with a built-in dataset hsb which is used to illustrate the functions as well as for running tests.

hsb

High School and Beyond Data Set

mtcarz

mtcarz