A researcher used a pretest-posttest, control group quasi-experimental design. The experimental group had a mean achievement test score of 40 on the pretest and 70 on the posttest. The control group had a mean achievement score of 50 on the pretest and 60 on the posttest. What statistical technique should the researcher use to analyze these data?
a. t-test
c. ANCOVA (analysis of covariance)
b. ANOVA (analysis of variance)
d. chi-square
C
You might also like to view...
Which was a shortcoming of the institutions of the mid-nineteenth century?
a. They provided protection for people with disabilities. b. They were funded by philanthropists. c. They provided little or no education. d. They provided housing for individuals with disabilities.
Identifying prefixes, suffixes, and roots to figure out words uses which type of word recognition skill?
a. Sight word method b. Phonics method c. Context clues d. Structural analysis e. Configuration
You are concerned that one of your students may be exhibiting symptoms of ADHD. What is one of the first approaches you may take to assist the student before referring him or her for services?
a. Place the student in the least distracting location in the class b. Adapt work assignments so the student has less to do c. Allow the student to use additional learning aids d. Recommend that the parents consider medication for their child
A teacher wrote this specific learning target: "The teacher will show a movie based on the novel, Where the Red Fern Grows." Critique this target
(a) It doesn't specify the content students are to learn. (b) It doesn't specify a student performance. (c) It isn't written in terms of student outcomes. (d) All of the above are problems with this learning target. (e) (b) and (c) are the major problems with this learning target.