Discrete variables can be counted to determine their value in whole numbers. Examples include the number of red candies in a jar, the number of pupils in a class, the gender of the students, etc.

Decimal values may be present in continuous variables, which are measured to determine their value. Examples include length of time, height, weight, etc.

References:

 

Lind, D. A., Marchal, W. G., & Wathen, S. A. (2018).Statistical techniques in business & economics.New York, NY: McGraw-Hill Education. Retrieved June 6, 2020, from https://www.gcumedia.com/digital-resources/mcgraw-hill/2018/statistical-techniques-in-business-and-economics_17e.php

 

Justify the above, Provide a detail explaination.