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natalie2sheffield
natalie2sheffield
25.02.2021 • 
Biology

Sandy wanted to find out if the color of food would affect whether or not kindergarten children would select it for lunch. She put food coloring into 4 identical bowls of mashed potatoes. The colors were red, green, yellow, blue. One bowl of mashed potatoes was left as the regular white color. Each child was given the choice to choose the bowl of mashed potatoes of the color of their choice. Each day she recorded the choice of 100 different students. She did this for five days. Use this information to write the Experimental Design for each experiment and Identify
a) Write a title for your experiment

b) Your hypothesis (If , then )

c) The Independent Variable (IV): The independent variables represent inputs or causes. An independent variable is a variable that is changed or controlled in a scientific experiment to test the effects on the dependent variable.

d) The Dependent Variable (DV) (The dependent variables represent the output or outcome whose variation is being studied. A dependent variable is the variable being tested and measured in a scientific experiment)

e) The constant variables: A constant variable is one that the researcher holds constant (controls) during an experiment.

4. Which of the experiment groups is used as a control (The groups whose conditions are in the most natural, unaffected state)

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