Quiz: Experimental Design Principles
OCR H420 A-Level Biology
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Welcome to this quiz on experimental design principles. Test your knowledge and application skills with these 10 questions!
What is the purpose of a control variable in an experiment?
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Which of the following are features of a good hypothesis? (Select all that apply)
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The variable that is measured in an experiment is called the {{blank0}} variable.
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Match the items on the left with their correct pairs on the right
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Why is randomisation important in experimental design?
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Which factors improve the validity of an experiment? (Select all that apply)
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What type of experimental design compares results before and after an intervention?
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A {{blank0}} sample ensures that every individual in the population has an equal chance of being selected.
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