Question

Kari is testing the hypothesis that plants rely on photosynthesis to grow. She conducts an experiment in which she observes the sprouting and growth of bean seeds. The beans are raised either in sunlight or darkness. She records her observations in a data table.




Which statements from Kari’s records convey qualitative data, and not quantitative data? Choose all that apply.
A. The beans in the control group have a white spot on day 2.
B. The beans in the control group have 1.0 centimeter sprouts on day 3.
C. The beans in the control group feel soft on day 2.
D. The beans of both groups appear equally green and healthy on day 1.

Answer 1

Answer:

The statements A, C and D are qualitative statements which are:

A. The beans in the control group have a white spot on day 2.

C. The beans in the control group feel soft on day 2.

D. The beans of both groups appear equally green and healthy on day 1.

Explanation:

A qualitative data shows the results which can be be measured by a definitive scale. Like color, health etc.

While a quantitative data shows the results which can be measured by a specific instrument or scale like height of plant, mass of seed etc.

That is why statement A, C and D are qualitative statement describing color,texture and height of plant.

Answer 2

The following statements convey qualitative data;

"The beans in the control group have a white spot on day 2"

"The beans in the control group feel soft on day 2"

"The beans of both groups appear equally green and healthy on day 1"

WHAT IS QUALITATIVE DATA?

• Qualitative data is one kind of data that involves the description of the characteristics or features of a sample or substance.

• Qualitative data is opposed to quantitative data, which has to do with numerical observations.

According to this question, Kari observes the sprouting and growth of bean seeds in her experiment. Qualitative data are therefore, any data collected that are not NUMERICAL.

These data can include:

• The beans in the control group have a white spot on day 2"

• "The beans in the control group feel soft on day 2"

• "The beans of both groups appear equally green and healthy on day 1"

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