Strayer University - MAT 510 Final Exam. Questions And Answers. Already Graded A. Latest 2021.Question 1
Improvement is needed for an organization to
... [Show More] survive because:
Correct
Answer: All of the
above
Question 2
Understanding variation is important because variation:
Correct
Answer: All of the
above
Question 3
Which of the following are principles of Statistical Thinking?
Correct
Answer: A, B, and
D
Question 4
The standard deviation is:
Correct
Answer: A statistic that is often used to measure the
variation of a process
Question 5
Process improvement activities typically include:
Correct
Answer: All of the
above
Question 6
In Figure 2.11, Coach Hau presented data showing where goals were scored
on crosses. This produced unexpected results, in terms of where the goals
came from, and helped his team determine an effective strategy on free
kicks. This is an example of what principle of statistical thinking?
Correct
Answer: We often revise our original theories in light of
data analysis
Question 7
Box, Hunter, and Hunter are quoted in this chapter as stating: “Data have
no meaning in themselves; they are meaningful only in relation to a
conceptual model of the phenomenon studied.” This critical point is related
to which of the following principles of statistical thinking?
Correct
Answer: Statistical thinking applications typically start with subject
matter theory, not data
Question 8
The fact that processes tend to be dynamic, rather than static, is a key
principle of statistical thinking. Which of the following is a natural
consequence of this fact?
Answer
Correct
Answer: Summary statistics, such as averages, are
often misleading
Question 9
Figure 2.16 shows a chart of the Dow Jones Industrial Average from 1990
through 2011. This plot reveals some obvious change points, such as the
2008 financial collapse, and some unexplainable short-term variation.
Assuming that these are the only sources of variation in this plot, what
source of variation is NOT visible in the plot?
Answer
Correct
Answer: Structural
variation
Question 10
In the advertising case study, the unexpected “V” shaped pattern in the
plot of advertising dollars versus sales indicated what?
Answer
Correct
Answer: A decrease in advertising would also
increase sales
Question 11
Figure 2.15 displays a model of the statistics discipline, showing the
relationship between statistical thinking, statistical engineering, and
statistical methods and tools. Which of the following is a principle
illustrated by this model?
Correct
Answer: Statistical engineering links the methods and tools to the
statistical thinking philosophy, to ensure they are
appropriately applied
Question 12
What is tool that can be used to detect the structure variation?
Answer
Correct
Answer: Understand and explain the “predictable
unstable” data pattern
Question 13
Service and non-manufacturing processes:
Correct
Answer: All of the
above
Question 14
The primary goal of process mapping is to:
Correct
Answer: All of the
above
Question 15
Improving the quality of process measurements is:
Correct
Answer: Enabled by viewing measurement as a process and using
process improvement techniques
Question 16
Refer to Figure 3.21 and choose the correct statement for the
measurements [Show Less]