The definition of precocious is a person who is more developed or more mature than expected for their age.
1 Calculate an average for the different trials of your experiment, if appropriate. 2  Make sure to clearly label all tables and graphs. And, include the units of measurement (volts, inches, grams, etc.).  Place your independent variable on the x-axis of your graph and the dependent variable on the y-axis.
A simple experimental design is one type of experiment that psychology researchers might use to look at causal relationships between variables.