Refer to Exhibit 20-2. . Attendance and grades are correlated to determine the effect of absence on student performance
a. The problem lacks practical or theoretical significance.
b. The hypothesis or question is too broadly stated.
c. The procedures are lacking in detail.
d. Relevant variables are not considered.
e. The design is not appropriate for answering the research question.
Question 2
A historical researcher is studying a speech known to have been delivered by President Bush in 1991 in order to determine whether those parts of the speech which referred to education truly represent the state of education in the U.S. at that time. The researcher is involved in
a. internal criticism.
c. documentary analysis.
b. external criticism.
d. primary analysis.
Thorndike’s Puzzle Box and the Law of Effect (2 of 2)
Researchers have found that science instruction can be quite effective in grades 4 to 7.
Doppler Effect, Observer Moving
A Scatterplot of the Test Scores and Average Grades of 10 Students
How to quickly determine the maximum or minimum value of a quadratic equation in standard form
Refer to (d) in the figure above. This rectifier arrangement