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Which of these is a qualitative observation?A. The length of time during which something is measuredB. The amount of each type of chemical in a water sampleC. An outcome that proves a hypothesis is wrongD. The appearance of something stated in descriptive words

Which of these is a qualitative observation?A. The length of time during which something-example-1
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Observation is made either through qualitative or quantitative way. Using the five senses to be able to collect data is a research method using qualitative observation. It is based on the sensory organs of the researcher and considered as a subjective method of collecting data. Using numerical and statistical parameter in collecting data for a research is a quantitative observation. It is associated with the use of values that can be counted.

An outcome that proves a hypothesis is wrong is referred to as a failed hypothesis.

Answer - Option D. The appearance of something stated in descriptive words

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