Update pages/4_Levels_of_Measurement.py

pages/4_Levels_of_Measurement.py

@@ -96,3 +96,33 @@ st.latex(r'''
 \quad \quad \textbf{Absolute Zero} \quad \text{\small (e.g., Height, Weight, Age)} \\[5pt]
 \end{array}
 ''')
+st.subheader("Nominal Level")
+st.markdown("""The **nominal level** of measurement categorizes data without any order or ranking, such as gender or colors.
+""",unsafe_allow_html=True)
+st.markdown("""
+For **nominal data**, only **equality operators** (e.g., `=`, `!=`) can be used. 
+This is because nominal data categorizes items without any inherent order or numerical value, 
+so you can only check if two values are the same or different.
+""",unsafe_allow_html=True)
+st.subheader("Ordinal Level")
+st.markdown("""
+**Ordinal level** represents categories with a meaningful order, but the intervals between values are not consistent or meaningful.
+""",unsafe_allow_html=True)
+st.markdown("""
+**Ordinal data** supports the use of comparison operators (e.g., greater than, less than) to determine the relative ranking or order of categories.
+""",unsafe_allow_html=True)
+st.subheader("Interval Level")
+st.markdown("""
+**Interval level** data has ordered categories with equal intervals between values, but lacks a true zero point (e.g., temperature in Celsius).
+""",unsafe_allow_html=True)
+st.markdown("""
+**Interval data** supports arithmetic operators (e.g., addition, subtraction) and comparison operators (e.g., greater than, less than) since it has equal intervals between values but no true zero point.
+""",unsafe_allow_html=True)
+st.subheader("Ratio Level")
+st.markdown("""
+**Ratio level** data has ordered categories with equal intervals and a true zero point, allowing for meaningful ratios between values (e.g., height, weight).
+""",unsafe_allow_html=True)
+
+st.markdown("""
+**Ratio data** supports all arithmetic operators (e.g., addition, subtraction, multiplication, division) and comparison operators (e.g., greater than, less than) due to its true zero point and meaningful ratios.
+""",unsafe_allow_html=True)