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Writing A Proper Hypothesis. Using the “If / Then” Method. Parts of the Statement. Independent Variable : The condition be studied. It is controlled by the experimenter. ex. Water Dependent Variable :
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Writing A Proper Hypothesis Using the “If / Then” Method
Parts of the Statement • Independent Variable: The condition be studied. It is controlled by the experimenter. ex. Water • Dependent Variable: The condition affected by the ind. variable. It can’t be controlled by the experimenter. ex. Plant Growth • Control: The condition that is represented in a normal situation.
Steps to Writing the “If” section of your Hypothesis • Start your sentence with the word “If” • Write down one of the variables • Connect statement with one of the following: is related to is affected by causes • Write down the other variable
Writing the “Then” section of your Hypothesis • Write the word then (following the “if” section) • Make a comment on the relationship between those two variables. Ex. If section: If water is related to plant growth, Ex. Then section: then the more you water plants, the bigger they will grow.
Final “If / Then” Statement If water is related to plant growth, then the more you water plants, the bigger they will grow.