A researcher does a one-group pretest-posttest study where she examines the effects of a reading program on children's reading comprehension level. She finds that the students' scores at the end of the school year are higher than at the beginning of the school year. She attributes the changes to the reading program. Her colleague argues you would expect that the children would improve anyway from the beginning of the year to the end of the year. Her colleague is arguing that the results are potentially due to:
A) History effect
B) Multiple-treatment interference
C) Testing effect
D) Maturation effect
Correct Answer:
Verified
Q5: Which of the following statements is true?
A)
Q6: Explain the role of operationalization of constructs
Q7: Explain the meaning of statistical conclusion validity,
Q8: Explain the meaning of confounding variables.
Q9: When an extraneous variable systematically varies with
Q11: A state passes a law requiring mandatory
Q12: A researcher does a study of a
Q13: Identify and explain the types of validity
Q14: Explain the threats to internal validity and
Q15: When an unplanned event occurs during the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents