Experimental Design by Gina Woodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n Enter some important components of experimental design en-us 2020-04-09 01:55:36 UTC 2025-12-26 02:52:36 UTC hello@padlet.com I'm a Dr is a great way to remember the I & D variables. ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743650 Independent is Manipulated & Dependent Responds.]]> 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743650 A Dependent Variable is a variable that will change in response to the change in the independent variable. ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743651 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743651 An independent variable is something that "I" manipulate. What I would change to see what happens ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743652 If you were investigating how effective fertilizer was.... what would you change?


]]> 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743652 What are things that are characteristics of a good control? ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743654 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743654 Control Group ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743655 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 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743655 What are things that wouldn't count as a dependent variable? ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743657 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743657 What is the best type of graph? ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743659 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 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743659 What are some characteristics of a good independent variable? ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743660 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743660 Constants ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743661 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 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743661 What is the function of a constant? ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743662 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743662 Hypothesis ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743664 If we (Increase/decrease) the IV then there will be a (increase/decrease) in DV because]]> 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743664 Repeated Trials ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743665 When you do measurements multiple times. 
How many times should you repeat an experiment in order to obtain accurate data?]]> 2020-04-09 01:55:36 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/499743665 Null Hypothesis ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529437540 The null hypothesis assumes that there is no meaningful relationship between two variables—may be the most valuable hypothesis for the scientific method because it is the easiest to test using a statistical analysis. This means you can support your hypothesis with a high level of confidence.]]> 2020-04-24 22:59:28 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529437540 Hypothesis & Experimental Question ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529442005 Must be testable!]]> 2020-04-24 23:05:49 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529442005 Graphing: DRY MIX ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529443018 2020-04-24 23:07:20 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529443018 Be sure your results can be shown to be statistically significant ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529447696 Correlation vs. Causation]]> 2020-04-24 23:14:18 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529447696 Test ONE Variable at a time! ginawoodard https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529449311 Be sure to control your experiment]]> 2020-04-24 23:16:38 UTC https://padlet.com/ginawoodard/3esm4w2hjculqd4n/wish/529449311