Which statement is not true concerning the clustering solution if the variables are measured in vastly different units?
A) The clustering solution will not be influenced by the units of measurement.
B) Standardization can reduce the differences between groups on variables that may best discriminate groups or clusters.
C) It is desirable to eliminate outliers.
D) We must standardize the data by rescaling each variable to have a mean of zero and standard deviation of unity.
A
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When automakers include air bags, cruise control, satellite radio, and GPS systems in their consumer products, these features are considered to be quality ________
A) killers B) drivers C) enhancers D) aesthetics E) determinants
Gill Manufacturing uses a predetermined overhead allocation rate based on direct labor cost. At the beginning of the year, Gill estimated total manufacturing overhead costs at $1,030,000 and total direct labor costs at $830,000. In June, Gill completed Job 511. The details of Job 511 are shown below.
How much was the total job cost of Job 511? (Round any percentages to two decimal places and your final answer to the nearest dollar.)
A) $36,872
B) $52,633
C) $65,664
D) $36,996
Money spent on employee training is a
a. prevention cost. b. appraisal cost. c. empowerment cost. d. Pareto cost.
If a model contains uncertain outputs, it can be very misleading to build a deterministic model by using the means of the inputs to predict an output. This is called the
A. Law of Large Numbers. B. Flaw of Averages. C. Law of Inevitable Disappointment. D. Central Limit Theorem.