What is the main disadvantage of factorial designs?
A) They require an equal number of rows, columns, and treatment levels, which is sometimes problematic.
B) They do not allow the researcher to examine interactions of the external variables with each other or with the independent variable.
C) The researcher can control for only one external variable.
D) The number of treatment combinations increases multiplicatively with an increase in the number of variables or levels.
D
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The "law of large sample size" refers to:
A) confusing the size of the sample with the representativeness of the sample B) the industry standard referring to the need for a sample size of 500 respondents C) the industry standard that the accuracy benefits of excessively large samples are typically greatly justified by their increased costs D) calculating the restrictive power of the sample to 95% or more E) all of the above
Which of the following statements is true regarding activity-based costing (ABC)?
A) It is based on the concept that a single cost driver can drive all overhead costs. B) It is based on the concept that activities drive overhead costs. C) It is based on the concept that unit-level costs drive all overhead costs. D) It is based on the concept that either the number of direct labor or machine hours incurred drives all overhead costs.
A flexible budget for 15,000 hours revealed variable manufacturing overhead of $90,000 and fixed manufacturing overhead of $120,000. The budget for 25,000 hours would reveal total overhead costs of:
A. $270,000. B. $290,000. C. $210,000. D. $350,000. E. None of the answers is correct.
Under US law, third parties may not sue the principal for the actions of his agent
Indicate whether the statement is true or false