During the First Quarter of His Freshman Year in High

question 10

Multiple Choice

During the first quarter of his freshman year in high school,Dinky received a very low score on a vocabulary test.Three months later Dinky took test again,and he scored much higher on the test.Dinky's improvement can be explained by:

• A)maturation
• B)regression toward the mean
• C)testing effects
• D)all of the above (all are good explanations)