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Questions and Answers
Which variable is manipulated in an experiment?
Which variable is manipulated in an experiment?
- Qualitative variable
- Independent variable (correct)
- Control variable
- Dependent variable
Which variable changes as a result of manipulating the independent variable?
Which variable changes as a result of manipulating the independent variable?
- Dependent variable (correct)
- Control variable
- Independent variable
- Qualitative variable
What type of values can be collected to measure the results of an experiment?
What type of values can be collected to measure the results of an experiment?
- Both quantitative and qualitative values (correct)
- Quantitative values
- Control values
- Qualitative values
In the example experiment with plants, what was measured each week for six months?
In the example experiment with plants, what was measured each week for six months?
What was the purpose of the experiment conducted by the pharmaceutical company?
What was the purpose of the experiment conducted by the pharmaceutical company?
Which one of the following is the definition of accuracy?
Which one of the following is the definition of accuracy?
Which one of the following is the definition of precision?
Which one of the following is the definition of precision?
What is the purpose of the scientific method?
What is the purpose of the scientific method?
Which step in the experimental design process involves defining the variables?
Which step in the experimental design process involves defining the variables?
What is the dependent variable in an experiment?
What is the dependent variable in an experiment?
Which variable is manipulated in an experiment?
Which variable is manipulated in an experiment?
Experimental design is used to test a hypothesis through a series of steps in order to create controlled conditions for an experiment. What is the purpose of creating controlled conditions?
Experimental design is used to test a hypothesis through a series of steps in order to create controlled conditions for an experiment. What is the purpose of creating controlled conditions?
What is the difference between a scientific theory and a scientific law?
What is the difference between a scientific theory and a scientific law?
What is the outcome of an experimental investigation conducted through experimental design?
What is the outcome of an experimental investigation conducted through experimental design?
What do scientists need to have in order to design a good experiment?
What do scientists need to have in order to design a good experiment?
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