External validity is mostly concerned with
a) The accuracy of experimental hypotheses
b) The importance of applying the findings of experiments to different samples
c) The generalizability of the findings beyond the setting and sample of the experiment
d) The validity and appropriateness of using lab research in natural settings
Question 2
What is typically done to reduce the possibility of selection biases?
a) Choose the sample from a population that is believed to be very similar.
b) Control for the similarity of experimental participants.
c) Use random assignment to place participants into different experimental conditions.
d) Add a control group to the experiment.
Two hypotheses for the assortment of two different genes
Range of Motion of the Hip Joint, Position of the Leg for Full External Rotation
External ear.
External female genitalia
Elements of Experimental Design.
Experimental evidence that signals from dorsal lip cells initiate amphibian gastrulation. A dorsal l