WPC 300 Concept Quiz 1 and 2 Exam Questions and Answers
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Course
WPC 300
Institution
WPC 300
Let us assume that you started a job on 8/21/2019. You graduated on 5/20/2022. How many days have you been working at the job as a student? - Answer-1003 (=DAYS(5/20/2022,8/21/2019))
What is the biggest difference between V Look Up and H Look Up - Answer-H Look Up works exactly like VLookUp, exc...
WPC 300 Concept Quiz 1 and 2 Exam
Questions and Answers
Let us assume that you started a job on 8/21/2019. You graduated on 5/20/2022. How
many days have you been working at the job as a student? - Answer-1003
(=DAYS(5/20/2022,8/21/2019))
What is the biggest difference between V Look Up and H Look Up - Answer-H Look Up
works exactly like VLookUp, except that the data in the lookup table is organized in
rows instead of columns
What step of the bulletproof problem solving process helps avoid making common
decision making biases such as confirmation bias? - Answer-Step 4: Build a work plan
and timetable
What was the primary focus on managerial skills in the 1970s - Answer-Focused on
strategy
Which of the following statements is true about problem solving - Answer-good problem
solving is a process, not a quick mental calculation or logical deduction
Which of the following problem solving technique is used in problem prioritization -
Answer-prune
Which of the following is not one of the seven steps in bulletproof problem solving -
Answer-weight
Which of the following is not among the top 10 skills required for job in the 21st century?
- Answer-Good GPA
You ask the five times why your computer broke. what problem solving techniques are
you using to solve this problem? - Answer-Five- whys
You started a project on 9/29/19. the project ended on 8/1/22. how many working days
did you have for the entire project? - Answer-741 (=NETWORKDAYS(9/29/19,8/1/22))
Which of the following statements about charts is false - Answer-none of the answers is
false
In order for a chart to have graphical integrity, the lie factor must be - Answer-close to 1
which of the following statements is a reason not to use a table for data visualization -
Answer-tables cannot easily show trends
, which of the following violates the principle of visualization - Answer-the data ink ration
should be higher than 1
Deleting the grid lines in a chart - Answer-increases the data ink ratio
what best describes the nature of a rose diagram - Answer-plot data using a circular
historical plot
in order for a chart to minimize graphical complexity, the data ink ratio must be -
Answer-close to 1
which of the following statements about charts be true - Answer-data ink can sometimes
help tell a richer story
which are principles for data visualization - Answer-the graph suggests a possible true
effect
when is the lie factor of a graphical more than - Answer-the size of the effect shown in
the graph is bigger than the actual effect in the data
The unexplained variance in the regression analysis is also known as: - Answer-
Residual variance
Which of the following assumptions is not true for simple linear regression? - Answer-
Multicollinearity effect between independent variables
Which of the following statement is true based on the following regression equation? IQ
= 4.0 + Reading Label * 9.6 - Answer-A unit point change in reading label will result in
9.6 point increase in IQ level.
Which of the following is true about multi-collinearity? - Answer-Is measured using the
statistical variance inflation factor (VIF)
A market analyst is developing a regression model to predict monthly household
expenditures on groceries as a function of family size, household income, and
household neighborhood (urban, suburban, and rural). The "household expenditure"
variable in this model is ________. - Answer-A dependent variable
The correlation coefficient between the age of an auto and the money spent to repair is
0.8. Which of the following statement is true? - Answer-64% of the variation in the
money spent on repairs is explained by the age of the auto
The value of R-Squared always falls between ___________ and ___________
inclusive. - Answer-0 and 1
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