DATA Analytics Exam Questions and
Answers Verified Solutions Latest
Update
Question:
two of the most important things you can do in business intelligence are
_________________, to predict what's likely to happen next, and to ___________________.
Answer:
find trends, flag anomalies
Question:
___________________ is what makes business intelligence possible.
Answer:
Data science
Question:
___________________ really shows to the best extent how data science can be used to
make practical decisions that make organizations function more effectively and more
efficiently.
Answer:
Business intelligence
Question:
we have open-source programming languages like _________________ that make more
rigorous data analysis inexpensive and relatively easy as well.
Answer:
R and Python
,Question:
we can convey key performance indicators of our business to ____________,
______________, _____________ using dashboards.
Answer:
executives, management, and employees
Question:
we can convey complex information about our business to a wider audience using
_____________ that allow users to rapidly consume and digest data
Answer:
infographics
Question:
analytics answers what has happened in the past.
Answer:
Descriptive
Question:
________________ data is information that is gathered in non-numerical form that is
typically ___________ and may be recoded to try and quantify its meaning.
Answer:
Qualitative, descriptive
Question:
________________ data includes things such as: summaries of written comments on
customer cards collected from suggestion boxes at stores, results from interviews of
store managers by an outside consultant, a paragraph taken from an employee's
self-evaluation on a performance review.
Answer:
Qualitative
,Question:
Data is made up of a set of ______________, the individual units being measured.
Answer:
Observations
Question:
The ____________ is the middle number in a series that is arranged from smallest to
largest.
Answer:
median
Question:
The ________________ is the most commonly occurring number in the dataset.
Answer:
mode
Question:
The fact that the _________ is not close to the ________ or the __________ tells us the
distribution of scores are skewed. The scores are not evenly distributed around the
________.
Answer:
average, median, mode, mean
Question:
The _______ and the _________ inform a user of the central points in skew of the data.
Answer:
mean, median
Question:
If the mean and the median are fairly close to each other means we likely have some
type of ________________________
Answer:
normal distribution
, Question:
____________________ attempts to determine which future events are the most likely.
Answer:
Predictive analytics
Question:
The standard deviation
measures:___________________________________________________________________
_________________________
Answer:
how close to the mean is the overall sample.
Question:
If we have a large standard deviation, that means that a great deal of data lies
___________ away from the ________.
Answer:
further, mean
Question:
__________________________ is often used as a way to put standard deviations into
perspective.
Answer:
The 68, 95, 99 rule
Question:
Keenly observing standard deviations for a dataset can give us insight on
__________________ and ____________________________________________________________.
Answer:
the spread of the data, an idea of how we should interpret the statistics
Answers Verified Solutions Latest
Update
Question:
two of the most important things you can do in business intelligence are
_________________, to predict what's likely to happen next, and to ___________________.
Answer:
find trends, flag anomalies
Question:
___________________ is what makes business intelligence possible.
Answer:
Data science
Question:
___________________ really shows to the best extent how data science can be used to
make practical decisions that make organizations function more effectively and more
efficiently.
Answer:
Business intelligence
Question:
we have open-source programming languages like _________________ that make more
rigorous data analysis inexpensive and relatively easy as well.
Answer:
R and Python
,Question:
we can convey key performance indicators of our business to ____________,
______________, _____________ using dashboards.
Answer:
executives, management, and employees
Question:
we can convey complex information about our business to a wider audience using
_____________ that allow users to rapidly consume and digest data
Answer:
infographics
Question:
analytics answers what has happened in the past.
Answer:
Descriptive
Question:
________________ data is information that is gathered in non-numerical form that is
typically ___________ and may be recoded to try and quantify its meaning.
Answer:
Qualitative, descriptive
Question:
________________ data includes things such as: summaries of written comments on
customer cards collected from suggestion boxes at stores, results from interviews of
store managers by an outside consultant, a paragraph taken from an employee's
self-evaluation on a performance review.
Answer:
Qualitative
,Question:
Data is made up of a set of ______________, the individual units being measured.
Answer:
Observations
Question:
The ____________ is the middle number in a series that is arranged from smallest to
largest.
Answer:
median
Question:
The ________________ is the most commonly occurring number in the dataset.
Answer:
mode
Question:
The fact that the _________ is not close to the ________ or the __________ tells us the
distribution of scores are skewed. The scores are not evenly distributed around the
________.
Answer:
average, median, mode, mean
Question:
The _______ and the _________ inform a user of the central points in skew of the data.
Answer:
mean, median
Question:
If the mean and the median are fairly close to each other means we likely have some
type of ________________________
Answer:
normal distribution
, Question:
____________________ attempts to determine which future events are the most likely.
Answer:
Predictive analytics
Question:
The standard deviation
measures:___________________________________________________________________
_________________________
Answer:
how close to the mean is the overall sample.
Question:
If we have a large standard deviation, that means that a great deal of data lies
___________ away from the ________.
Answer:
further, mean
Question:
__________________________ is often used as a way to put standard deviations into
perspective.
Answer:
The 68, 95, 99 rule
Question:
Keenly observing standard deviations for a dataset can give us insight on
__________________ and ____________________________________________________________.
Answer:
the spread of the data, an idea of how we should interpret the statistics
