Ebooks (Sách điện tử)Authors : Griffith, Brad (2021)
Ratio measurements provide the greatest flexibility in statistical methods that can be used
for analyzing the data.
• Interval data allows for the degree of difference between items, but not the ratio between
them.
• Ordinal measurements have imprecise differences between consecutive values, but have a
meaningful order to those values.
• Variables conforming only to nominal or ordinal measurements cannot be reasonably measured numeri... 
