Frequency Distribution of a Continuous Variable

Introduction
Frequency distribution is a statistical method used to organize data into meaningful information. It is used to display the data in an organized manner, which makes it easy to understand and analyze. A continuous variable is a variable that can take any value within a range of values. Frequency distribution of a continuous variable is an important tool used in data analysis.

Definition
Frequency distribution of a continuous variable is a representation of the number of times each value appears in a given range of values. It is a graphical representation of the data that shows the frequency of each value in a continuous variable.

Steps to Create a Frequency Distribution of a Continuous Variable
The following steps are usually taken to create a frequency distribution of a continuous variable:

• Step 1: Determine the range of values for the continuous variable.


• Step 2: Divide the range of values into equal intervals or classes.


• Step 3: Count the number of observations that fall into each class.


• Step 4: Create a table that shows the frequency distribution of the continuous variable.


• Step 5: Plot the frequency distribution on a histogram or frequency polygon.

Uses of Frequency Distribution of a Continuous Variable
Frequency distribution of a continuous variable is used in data analysis and statistical inference in various fields such as:

• Finance and Economics: it is used to analyze financial data and economic indicators.


• Medicine: it is used to analyze medical data and clinical trials.


• Social Science: it is used to analyze social and demographic data.


• Engineering: it is used to analyze engineering data and quality control.

Conclusion
Frequency distribution of a continuous variable is an important tool used in data analysis. It helps in organizing data and displaying it in an organized manner. It is used in various fields such as finance, economics, medicine, social science, and engineering.

Grouped frequency distribution