This preview shows page 1. Sign up to view the full content.
Unformatted text preview: otheses.
upposition or proposed explanation made
= assastarting point for further investigation on the.basis of limited evidence
Null Hypothesis = what expect to see if ……
hypothesis is not correct
observations due to chance 3. Make one or more predictions.
A statement of what should
Prediction = a forecast made about what you expect to see happen measure or
observe in nature if hypothesis is correct.
“If ....., then ...” 4. Test predictions:
a) New observations (without manipulation).
b) Controlled experiments.
Same except for one factor/variable
What is a control?
A variable that is used solely to check whether or not the one factor being manipulated (the IV) is actually changing
the results. * Measurements
5. Experimental results support, fail to support, or refute
hypothesis. What do you do if the data fails to support your
-ou reject your hypothesis and accept the null hypothesis. What do you do if the data supports your hypothesis?
-You accept your hypothesis and then you should repeat the experiment multiple times so as to check tha...
View Full Document