______ represent(s) the variability of differences between two sample means.

A) The probability of obtaining a particular value of the population mean (μ)
B) The modality of a set of data
C) Whether a set of data is skewed (asymmetric)
D) Standard error of the differences

Standard Error

A measure indicating the amount of variation or dispersion of a set of values; specifically, it reflects how much sampling variability a statistic possesses.

Variability

The degree to which data points in a statistical distribution or data set diverge from the mean value.

Sample Means

The average value obtained from a sample, which is a subset of a larger population.