Calculate the effect size.
A college admissions officer wants to know if visiting the campus affects people’s perceptions of the college. He has seven people fill out an attitude toward the college questionnaire before the campus visit, during the visit (at lunch), and after the visit. The data are collected on a 7-point Likert scale with higher numbers indicating more positive attitudes. The data he collects are as follows.
Time Mean
Before 2.43
During/at lunch 3.43
After 5.57
Ans: 36/(36+11) = 0.766
You might also like to view...
Decisions related to planning and organizing a classroom for literacy instruction should:
a. rest in the hands of the students. b. be based on school and district requirements. c. rest in the hands of the teacher. d. involve students.
One way to lower the reliability and validity of the results of questioning students during instruction is to supplement the results with test results
a. True b. False
TRUE or FALSE. In a Two-way ANOVA, if FB > 1, we may correctly assume that there was at least one significant main effect.
a. True b. False
Implementing inclusion in your classroom requires that you gather information about the child from a variety of sources. Which of the sources below is likely to provide the most significant and valuable information?
a. the child's pediatrician b. a special education team that consults with you c. the child's family d. books and professional journals with information related to the specific disability