Multiple Choice
Exhibit 10.1: A third grade teacher feels that vocabulary instruction will help her children improve their reading scores.Half of her class receives vocabulary instruction, while the other half has a library period.She will compare reading scores after four months.
-Refer to Exhibit 10-1.Suppose the group with vocabulary instruction ends up with statistically higher reading scores than those without vocabulary training.Assuming that there are no problems of internal validity, the teacher should
A) reject the null hypothesis.
B) retain the null hypothesis.
C) reject the experimental hypothesis.
D) declare the hypothesis as proven.
Correct Answer:
Verified
Correct Answer:
Verified
Q8: The factor most crucial in determining the
Q9: Exhibit 10-8: Choose the term that is
Q10: Which variable does the experimental researcher manipulate?<br>A)
Q11: Counterbalancing is a technique that controls for<br>A)
Q12: Exhibit 10-6: Choose the intersubject difference control
Q14: Exhibit 10-5: Choose the internal validity problem
Q15: Exhibit 10-8: Choose the term that is
Q16: The variable upon which the effects of
Q17: Exhibit 10-10: Identify the major threat to
Q18: Which of the following is an internal