Scientific Experimentation Concepts

Which of the following is NOT a component of experimental design?

• Research question

• Hypothesis

• Marketing strategy

• Data collection methods

Which of the following is a characteristic of a good research question?

• It is vague and broad

• It is clear and specific

• It is based on opinion

• It is unrelated to the topic

What is an example of an independent variable in an experiment?

• Plant height

• Growth rate

• Amount of sunlight

• Test scores

What should be done to ensure data is collected accurately?

• Use inappropriate sample sizes

• Record data inaccurately

• Regular measurements

• Change all variables

What is the purpose of detailed observations in data collection?

• To ignore changes

• To provide qualitative data

• To avoid recording data

• To change the experiment

What is a key feature of an experimental group?

• Receives no treatment

• Tests the independent variable

• Serves as a baseline

• Shows no changes

Which of the following is a tool for data collection?

• Hypothesis

• Tables

• Variables

• Conclusions

Which of the following is important when analyzing results?

• Ignoring patterns

• Calculating averages

• Avoiding comparisons

• Disregarding conclusions

What should be considered when making conclusions?

• Ignoring evidence

• Supporting or rejecting the hypothesis

• Avoiding limitations

• Disregarding future experiments

In a real-world example of testing plant growth, what is the dependent variable?

• Amount of fertilizer

• Plant height

• Type of soil

• Watering frequency