Descriptive Statistics in R
Descriptive Statistics in R
How to Print String and Variable on Same Line in R
Often you may want to print a a string and a variable on the same line in R.
Fortunately this is easy to do using...
Descriptive Statistics in R
How to Calculate Confidence Interval for Regression Coefficient in R
In a linear regression model, a regression coefficient tells us the average change in the response variable associated with a one unit increase in...
Descriptive Statistics in R
How to Calculate Matthews Correlation Coefficient in R
Matthews correlation coefficient (MCC) is a metric we can use to assess the performance of a classification model.
It is calculated as:
MCC = (TP*TN –...
Descriptive Statistics in R
How to Calculate Ratios in R (With Examples)
You can use the following methods to calculate the ratio between values in two columns in R:
Method 1: Use Base R
#calculate ratio between variable1...
Descriptive Statistics in R
How to Calculate Cohen’s Kappa in R
In statistics, Cohen’s Kappa is used to measure the level of agreement between two raters or judges who each classify items into mutually exclusive...
Descriptive Statistics in R
How to Add a Count Column to a Data Frame in R
You can use the following basic syntax to add a ‘count’ column to a data frame in R:
df %>%
group_by(var1) %>%
mutate(var1_count...
Descriptive Statistics in R
How to Calculate Mode by Group in R (With Examples)
The mode of a dataset represents the most frequently occurring value.
The statistical software R does not have a built-in function to calculate the mode...
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