Exploring Quantitative and Qualitative Differences

The video tutorial explains the differences between qualitative and quantitative data. Qualitative data includes non-numeric descriptions and is subjective, such as taste comparisons. Quantitative data involves numbers obtained through counting or measuring, and can be further divided into discrete and continuous data. Discrete data has specific values, like dice rolls, while continuous data can take any value, such as height measurements. The video concludes with a review of these concepts.

What are the two main types of data that scientists collect?

• Qualitative and Quantitative

• Descriptive and Numerical

• Subjective and Objective

• Primary and Secondary

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NGSS.MS-LS2-1

NGSS.MS-PS1-2

Which type of data includes descriptions that do not contain numeric values?

• Continuous

• Quantitative

• Discrete

• Qualitative

What is a characteristic of qualitative data?

• It is obtained by measuring

• It is always objective

• It is subjective

• It is always numerical

Which type of data contains numbers obtained by counting or measuring?

• Qualitative

• Subjective

• Descriptive

• Quantitative

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NGSS.MS-PS3-1

What is an example of quantitative data?

• The texture of a fabric

• The color of a flower

• The number of boys in a class

• The taste of a school lunch

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NGSS.MS-PS3-1

What type of quantitative data can only have certain exact values?

• Continuous

• Descriptive

• Qualitative

• Discrete

Which of the following is an example of discrete data?

• Height of a person

• Number of protons in an atom

• Temperature of a room

• Length of a table

What type of data can have almost any value?

• Discrete

• Qualitative

• Continuous

• Descriptive

Why is height considered continuous data?

• It cannot be measured

• It is always subjective

• It can have any value in fractions of a unit

• It can only be a whole number

Which type of data can be subdivided into discrete and continuous types?

• Qualitative

• Descriptive

• Quantitative

• Subjective