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Business Analytics: Communicating with Numbers 2nd Edition by Jaggia, Kelly and Lertwachara - All Chapters 1-18 | TEST BANK $31.38
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Business Analytics: Communicating with Numbers 2nd Edition by Jaggia, Kelly and Lertwachara - All Chapters 1-18 | TEST BANK

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Business Analytics: Communicating with Numbers 2nd Edition by Sanjiv Jaggia Professor, Alison Kelly Professor and Kevin Lertwachara. ISBN10: 0 ISBN13: 2802. All Chapters 1-18. 4 30 Pages. TEST BANK. TABLE OF CONTENTS Chapter 1: Introduction to Business Analytics Chapter 2: Data Management and Wrang...

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  • February 18, 2023
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  • alison kel
  • business analytics communicating with numbers 2nd edition by sanjiv jaggia
  • alison kelly and kevin lertwachara
  • business analytics communicating with numbers 2nd edition by sanjiv jaggia

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,CHAPTER 1
TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
1) The ability to use qualitative reasoning with quantitative tools allows management to
make decisions to improve business performance.
⊚ true
⊚ false


2) The use of historical information to predict what could happen in the future describes
prescriptive analytics.
⊚ true
⊚ false


3) Data are the compilation of facts, figures, or other contents, both numerical and non-
numerical.
⊚ true
⊚ false


4) Generally speaking, it is not feasible to obtain complete population data due to expense
and near impossibility to examine every member of the population.
⊚ true
⊚ false


5) Collecting height data annually on the sample set of participants is an example of time
series data.
⊚ true
⊚ false


6) Structured and unstructured data are only machine generated.
⊚ true
⊚ false


7) Numerical variables are either discrete or continuous.




Version 1 1

, ⊚ true
⊚ false


8) When each piece of data in a file is separated by a comma, it is called delimiter and the
file is called a comma-spliced file.
⊚ true
⊚ false


9) When coding in HTML, <table> is a tag used to provide structure for textual data.
⊚ true
⊚ false


10) In XML, tags are not case-sensitive and are interchangeable. For example, <City>and
<city>represent the same pieces of information.
⊚ true
⊚ false


11) Sally created a table that summarizes the dollar amount of last year’s sales for each store.
This is an example of descriptive analytics.
⊚ true
⊚ false


12) Social media data, such as Twitter, Facebook, and TicTok are examples of structured
data.
⊚ true
⊚ false


13) The characteristics marital status and income are examples of observations.
⊚ true
⊚ false




Version 1 2

, MULTIPLE CHOICE - Choose the one alternative that best completes the statement or
answers the question.
14) Which of the following broad categories is not a type of analytic technique?

A) manipulative analytics
B) descriptive analytics
C) predictive analytics
D) prescriptive analytics



15) The people of Appleton, WI represent the __________blank, whereas we analyze the
education level of a subset or __________blank to make inferences about the population.

A) information; cross-section
B) population; information
C) items; sample
D) population; sample



16) A massive volume of both structured and unstructured data that is extremely difficult to
manage, process, and analyze is known by which catch phrase?

A) wrangling
B) big data
C) data mining
D) general data



17) The 2019 FIFA Women’s World Cup contained 52 matches in total with 24 teams
competing. The use of __________blank data will display team standings during and at the end
of the tournament.

A) split-section
B) organized
C) cross-sectional
D) numerical




Version 1 3

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