Descriptive statistics using psych package

What are descriptive statistics in psychometrics?
Descriptive statistics summarize data obtained about a sample of individuals.
Examples of descriptive statistics are frequency distributions, normal curves, standard scores, mea- sures of central tendency, and measures of dispersion, corre- lation, and regression..
What are descriptive statistics used for in psychology?
Descriptive statistics are used to organize or summarize a set of data.
Examples include percentages, measures of central tendency (mean, median, mode), measures of dispersion (range, standard deviation, variance), and correlation coefficients..
What is the describe function in the psych package?
The describe function in the psych package reports number of observations, mean, standard deviation, trimmed means, minimum, maximum, range, skew, kurtosis, and standard error for variables in a data frame..

The psych package is often used for data analysis in psychology. It has a useful function for descriptive statistics for numerical variables: describe() . The generic form is: describe(x, na. rm = TRUE, interp = FALSE, skew = TRUE, ranges = TRUE, trim = .

The psych package is often used for data analysis in psychology. It has a useful function for descriptive statistics for numerical variables: describe() . The

How to produce descriptive data using psych package?

Descriptives are produced using the describe () function

The only required argument is a vector of data whether from a data frame or an array

The psych package also has an easy to use describe by group function

In the example below we use the describeBy () function to produce descriptives for the variable age by gender

What does hmisc describe do in a psych package?

Procedures such as summary and Hmisc::describe do so

The describe function in the psych package is meant to produce the most frequently requested stats in psychometric and psychology studies, and to produce them in an easy to read data

frame

If a grouping variable is called for in formula mode, it will also call describeBy to the processing

What is psych package & how do I use it?

The psych package also contains many useful functions particularly for factor analysis and structural equation modelling

There a several options for the expedient production of descriptive statistics in R

The one you will commonly end up using will be the one that produces the most useful stats for you

Categories

Descriptive statistics using psych package

What are descriptive statistics in psychometrics?

What are descriptive statistics used for in psychology?

What is the describe function in the psych package?

How to produce descriptive data using psych package?

What does hmisc describe do in a psych package?

What is psych package & how do I use it?