Very few parametric statistical analyses provide the option of specifying one- or two-tailed tests. Two tests that do provide for this option are
a. the t test and Pearson's r.
b. the t test and analysis of variance.
c. Pearson's r and analysis of variance.
d. Pearson's r and chi-square.
Question 2
Multiple-baseline designs have four important characteristics: 1) there are no reversal phases; 2) the introduction of the intervention is staggered; 3) a baseline phase can overlap an intervention phase; and 4)
a. they are considered single-case experiments.
b. they are carried out by using large samples of subjects.
c. they are simpler to conduct compared to AB designs.
d. only a single baseline measure becomes necessary.
Much time and effort occurs between the development of a research idea and the statistical analysis
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Performance Tasks on the Wechsler Tests