Your friend in statistics class says that the statistical analysis he chooses to use, the t-test, will suffice in determining the income differences between Texas, New Mexico, California, Nevada, and North Dakota. In an e-mail, explain to him why the t-test will not provide the correct analysis he is looking to achieve.
What will be an ideal response?
A t-test could be used to make multiple comparisons, but this would be cumbersome, prone to cumulative errors, and inconclusive. ANOVA allows us to compare across groups of categorical data.
You might also like to view...
Single subject design has been identified by which of the following terms:
a. Intensive research b. Time-series design c. Ideographic research d. All of the above
Which of these is primate groups belongs to hominoids?
A) hylobates B) atelines C) cercopithecines D) colobines
“Compression of morbidity” refers to which of the following processes?
a. the acceleration of the inverse relationship of morbidity and mortality b. when illness is pushed further into old age c. an increase in the maximum life span d. whenever the natural life span is exceeded e. none of these
A teacher assigns students to class work groups to complete a project. As the teacher assesses the progress of the group's, she/ he notices that one group seems to have joined forces and feel superior to the others, as well as, insulted from outside criticisms. This is an example of:
A. Joining tougher B. Polarization C. Complementary task group D. Group think