Data Visualization

Info

quantitative

Qualitative

Nominal

Nominal

Discrete

Binary

Binary

Binary

Ordinal

Ordinal

nominal data

A bar graph of nicest fruit shows nominal data, and the count of people who judge the fruit nicest is quantitative, discrete data.

lacks order or rank qualitative

• gender
• race
• astrology sign
• favorite class

binary data

This box and whiskers plot compares the binary data of a pulmonary embolism (blocked artery to lungs) to quantitative continuous data (shock index).

two options qualitative

• smoker/non
• COVID positive/negative
• have/have not (Y chromosome)
• heads or tails (coinflip)

ordinal data

can be ranked qualitative

A bar graph of nicest fruit shows nominal data, and the count of people who judge the fruit nicest is quantitative, discrete data.

• income level
• education level
• satisfaction ratings
• stage of cancer
• pain level

discrete data

can't be reduced quantitative

• amount of children
• (you have 1, 2,3, not 2.5 children!)
• # of M&Ms in a bag

continuous data

can't be reduced quantitative

• amount of children
• (you have 1, 2,3, not 2.5 children!)
• # of M&Ms in a bag

binary data

This box and whiskers plot compares the binary data of a pulmonary embolism (blocked artery to lungs) to quantitative continuous data (shock index).

two options qualitative

Nominal

• smoker/non
• COVID positive/negative
• have/have not (Y chromosome)
• heads or tails (coinflip)

binary data

This box and whiskers plot compares the binary data of a pulmonary embolism (blocked artery to lungs) to quantitative continuous data (shock index).

two options qualitative

Nominal

• smoker/non
• COVID positive/negative
• have/have not (Y chromosome)
• heads or tails (coinflip)