Practice question · Fill in the blanks
Complete the following passage by choosing the correct terms from the word bank.
Before conducting an experiment, you should write a ______ that predicts the outcome and identify the ______ variables to control.
Word bank: hypothesis · confounding · abstract · dependent
Hints
- A testable statement must come before any data is collected.
- Variables that could explain the effect must be identified up front.
Show the answer
Before conducting an experiment, you should write a hypothesis that predicts the outcome and identify the confounding variables to control.
Why
A clear hypothesis and identification of confounding variables are essential for good experimental design.
Practise Problem-Solving: Laboratory Practice
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