APES Experimental Design Review by Tara Yokitis https://padlet.com/tacarl09/d2cvvdgggwql084f IVDVC Model en-us 2020-04-09 01:33:56 UTC 2025-03-03 03:55:52 UTC hello@padlet.com https://padlet.net/icons/png/1f412.png An independent variable is something that "I" manipulate. What I would change to see what happens kshapiro86 https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499728340 If you were investigating how effective fertilizer was.... what would you change?


]]> 2020-04-09 01:34:35 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499728340 A Dependent Variable is a variable that will change in response to the change in the independent variable. https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499728459 2020-04-09 01:34:45 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499728459 I'm a Dr is a great way to remember the I & D variables. tacarl09 https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499729005 Independent is Manipulated & Dependent Responds. 
Ex) I break an ankle running & the doctor responds to my injury.]]> 2020-04-09 01:35:33 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499729005 Control Group https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499729812 is a group that is used for comparison. It does not receive the special treatment.

Mrs. F wanted to test the effects of vinegar on plant growth. She used 10 ml of vinegar in the 1st pea plant, 5 ml of vinegar in the 2nd pea plant, and water in the 3rd pea plant. Identify the control group.]]> 2020-04-09 01:36:38 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499729812 Constants https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499730047 anything that stays the same throughout the experiment. For example: the same amount of water, the same amount of sunlight, the same pot...you get the point! 
What are some other constants you can think of?]]> 2020-04-09 01:36:57 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499730047 What is the best type of graph? https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499730882 If you were measuring the growth of a plant over time, what would be the best type of graph to illustrate your results?]]> 2020-04-09 01:38:06 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499730882 What are some characteristics of a good independent variable? kshapiro86 https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499733308 2020-04-09 01:41:20 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499733308 What are things that are characteristics of a good control? kshapiro86 https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499733588 2020-04-09 01:41:41 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499733588 What is the function of a constant? kshapiro86 https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499733954 2020-04-09 01:42:05 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499733954 What are things that wouldn't count as a dependent variable? kshapiro86 https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499739888 2020-04-09 01:50:17 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499739888 ccarpenter94 https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499740880 Hypothesis:  If we (Increase/decrease) the IV then there will be a (increase/decrease) in DV ]]> 2020-04-09 01:51:41 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499740880 Repeated Trials https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499741120 When you do measurements multiple times. 
How many times should you repeat an experiment in order to obtain accurate data?]]> 2020-04-09 01:52:02 UTC https://padlet.com/tacarl09/d2cvvdgggwql084f/wish/499741120