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Experimental Design Vocabulary
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ANSWER TO YOUR QUESTION.
HYPOTHESIS A PREDICTION OF THE ANSWER TO YOUR QUESTION. OFTEN “IF, THEN”
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WHAT THE INVESTIGATOR CHANGES. GRAPHED ON THE X AXIS
INDEPENDENT VARIABLE WHAT THE INVESTIGATOR CHANGES. GRAPHED ON THE X AXIS
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DEPENDENT VARIABLE WHAT IS BEING MEASURED. IT RESPONDS TO CHANGES THAT ARE MADE.GRAPHED ON THE Y AXIS.
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The group that doesn’t get changed. It is used for comparison.
CONTROL GROUP The group that doesn’t get changed. It is used for comparison.
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GROUPS THAT HAVE THE INDEPENDENT VARIABLE APPLIED TO THEM.
EXPERIMENTAL GROUPS GROUPS THAT HAVE THE INDEPENDENT VARIABLE APPLIED TO THEM.
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CONSTANTS ALL THE FACTORS THAT ARE KEPT THE SAME IN AN EXPERIMENT (LIGHT LEVEL, TEMPERATURE).
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TRIALS THE TIMES THAT YOU REPEAT YOUR EXPERIMENT. MORE IS BETTER, SINCE IT GIVES A BIGGER SAMPLE SIZE).
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DATA TRENDS PATTERNS THAT YOU CAN SEE IN YOUR DATA, ESPECIALLY IN GRAPHS & DATA TABLES.
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