Qualitative characteristics or properties are things that you describe with words, like a person's trustworthiness, loyalty, helpfulness, friendliness, courtesy, kindness, cheerfulness, thirftyness, bravery, cleanliness, and reverence. 'Qualitative' is like 'qualities'.
Quantitative characteristics or properties are things that you describe with numbers, like a person's height, weight, PSA, A1C, prothrombin, BMI, APGAR, waist measurement, hat size, and shirt size. 'Quantitative' is like 'quantities'.
Qualitative data refers to descriptive, non-numerical information about qualities or characteristics, while quantitative data involves measurable, numerical information. Both types of data are essential in research for understanding context and identifying patterns. Researchers often combine both methods to achieve a fuller perspective on their studies.
;