Another name for the research hypothesis.
What the investigator assumes will happen in a scientific investigation if certain conditions are met or particular variables are manipulated.
a prediction, made to be tested, that one thing ( variable ) will affect another
See Alternative hypothesis.
A precise prediction about the way the results will turn out in the experiment. An experimental hypothesis may predict that the scroes from one group will be significantly higher than the scores of another group, or it may predict a positive or negative correlation between two variables.