Exploring Experimental Research

What is an experiment?

• A random guess about a phenomenon.

• A casual observation without any structure.

• An experiment is a systematic procedure to test a hypothesis or observe phenomena.

• A method to prove a theory without testing.

Why do we use experiments in research?

• We use experiments to determine causal relationships and test hypotheses.

• Experiments help in collecting qualitative data only.

• Experiments are primarily for entertainment purposes.

• Experiments are used to gather opinions from participants.

What is the first step in conducting an experiment?

• Analyze the results of the experiment.

• Collect data from previous studies.

• Choose the materials needed for the experiment.

• Identify a research question or hypothesis.

What do we call the things we change in an experiment?

• Parameters

• Controls

• Variables

• Constants

What is a variable in an experiment?

• A variable in an experiment is a factor that can change and affect the outcome.

• A variable is a fixed element that does not change.

• A variable is the final result of an experiment.

• A variable is a tool used to measure outcomes.

Can you name a type of variable?

• string

• float

• boolean

• integer

What is the purpose of a control group?

• The purpose of a control group is to serve as a baseline for comparison in an experiment.

• To increase the sample size of the experiment.

• To ensure all variables are controlled in the experiment.

• To provide the main treatment in an experiment.

What do we do after we collect data from an experiment?

• Analyze the data to draw conclusions.

• Ignore the data and move on.

• Store the data in a drawer for later use.

• Share the data with friends without analysis.

How do we analyze data in an experiment?

• Collecting data without any organization

• Only focusing on the initial hypothesis

• Data analysis in an experiment involves collecting, organizing, interpreting, and drawing conclusions from the data.

• Ignoring the data completely

What is an example of an experiment?

• Measuring the temperature of water in a kettle.

• Testing the effect of different fertilizers on plant growth.

• Observing the color of a sunset.

• Counting the number of cars in a parking lot.