Writing A Proper Hypothesis

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# Writing A Proper Hypothesis - PowerPoint PPT Presentation

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.