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Terms in this set (171)
A manager at G'Dawg Descriptive analytics
Records (motto: double
declining balances are the
fo'zhizzle) wants to know
his company's revenue
and profit in its previous
quarter. Which of the
following business
analytics will help the
manager?
Detects patterns in historical data and extrapolates
Predictive analytics
them forward in time
A database is: A structured collection of related files and data
Which of the following is Weight and volume of a sheet of steel
an example of a measure
of continuous metrics?
Which of the following is a They have no fixed units of measurement
disadvantage of ordinal
data?
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Big Data
Volume - Terabytes, petabytes and zettabytes 10^21*
Variety - Unstructured (text, voice, video)
Velocity - Data in motion (streaming)
Veracity - Untrusted and uncleansed
Not so big data
Identify and briefly
describe each of the four Volume - Megabytes and gygabites
things that differentiate Variety - Structured and rational
big data from not so big Velocity - Data at rest
data. What are the Veracity - Trusted and cleansed
benefits and drawbacks of
each of the four things as Benefits and Drawbacks
they relate to an audit?
Volume - More to sample, but less time to test
everything.
Veracity - Bigger sample to rely on, but there could
be more fake data
Variety - You have different kinds of data to test but
have to organize more.
Velocity - Always have more data to test, but hard to
pick which data is always coming for you.
Which of the following Line chart
charts provides the MOST
useful means for
displaying data over time?
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Skin E-G local college Pie chart
professor/rapper (motto:
all cool cats use accrual
accounting) wants to
know to understand the
relative proportion of
each type of fan (e.g.
hipsters) to the total. What
chart should Skin E-G
use?
Observations consisting of Scatter
PAIRS of variable data are
required to construct what
kind of chart?
Skin E-G has data Bubble chart
consisting of price,
price/earning ratio and
market capitalization for
seven different stocks on a
particular day. He wishes
to plot all three variables
in two dimensions. Which
chart should Skin E-G
use?
Which of the following Surface chart
charts show three-
dimensional data?
How to calculate the The difference between the first and third quartiles,
interquartile range Q3 - Q1.
A ____ is a description of Sampling plan
the approach that is used
to obtain samples from a
population prior to any
data collection activity.
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