In the following items, select the experimental design that best fits the descriptive statement. Regression is controlled by random assignment, but the main effects of testing and the interaction of testing with X are not determinable.
a. One-group, pretest-posttest design
b. Randomized subjects, posttest only, control-group design
c. Randomized subjects, pretest-posttest design control-group
d. Randomized Solomon four-group design
e. Counterbalanced design
Question 2
The internal consistency of a test can be measured using
a. split-half procedure. c. inter-item correlations
b. item-total correlations. d. All of these are true.
Connell's experimental manipulation of species indicated the presence of competition.
Each experimental organism used in cell biology has advantages for certain types
Example of Reconciling a Bank Statement Cont.
Millikan Oil-Drop Experiment – Experimental Set-Up
Experimental Apparatus for Fluidization Experiment
Example of the oligonucleotide probe design