First Moment (Noun)
Meaning
The sum of the values of a random variable divided by the number of values.
Classification
Nouns denoting cognitive processes and contents.
Examples
- The first moment of a discrete random variable is also known as the population mean or expected value.
- In statistics, the first moment of a probability distribution is the mean, which represents the average value of the distribution.
- Calculating the first moment involves summing up all the values in the dataset and dividing by the total number of values.
- The first moment can be thought of as a balance point of the probability distribution, where the sum of the values is divided by the number of values.
- When analyzing a dataset, finding the first moment is an important step in understanding the central tendency of the data.