Experimental Design--vocab and practice problems
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| variables in an experiment that are kept the same in an experiment. There are many of these in an experiment. | show 🗑
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| show | HYPOTHESIS
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| the factor that is changed on purpose by the experimenter; there can only be one of these in an experiment. | show 🗑
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| show | DEPENDENT VARIABLE
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| Identify the IV and DV for the following problem:Does a person’s weight give them an advantage when wrestling? | show 🗑
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| show | YOUR HYPOTHESIS MAY LOOK SOMETHING LIKE: *If the height of the backboard is taller than the standard then the number of shots will be less than when using standard.
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| show | Other variables can effect the results of the experiment. By keeping them constant, it becomes more likely that the DV is only effected by the IV and not any other factors.
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| show | * type of ball *distance from net *person throwing ball *setting (inside vs. outside court)
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| show | YOUR ANSWERS MAY VARY: I suggest 5 feet, 10 feet, 15 feet and 20 feet. 10 feet is the control because it is the official standard of NBA.
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| If the problem is: How does the height of the basketball net effect the number of shots scored? How many times should you do this experiment? Why? | show 🗑
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| If the problem is: How does the height of the basketball net effect the number of shots scored? What is the IV and DV? | show 🗑
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| If the problem is: Is the height of a plant effected by the amount of salt in water? What is the IV and DV? | show 🗑
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| If the problem is: How does the amount of carbon dioxide in the atmosphere effect the degree of global warming? What is the IV and DV? | show 🗑
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| show | *type of plant *amount of water *amount of sunlight *type of soil
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| If the problem is: Is the height of a plant effected by the amount of salt in water? Write a hypothesis for this (if...then...) | show 🗑
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| show | Examples: How does the weather affect my cat's mood?, Is my cat's mood affected by the weather?, What is the relationship between my cat's mood and the day's weather?, Can the weather affect my cat's mood?
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| show | the amount of sugar that gets dissolved
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
jsolari
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