Data Analytics Final Exam Solved 100%
According to the law firm placement consultant (other things being equal, such as law
school grades) which of the following characteristics is an indicator that an experienced
attorney job candidate will more likely be a success at his/her new law firm .
a.) Where candidate went to law school
b.) LSAT score
c.) Where candidate went for undergraduate studies
d.) Blue collar work experience - ANSWER-d.) Blue collar work experience
All of the following are measures of central tendency except
a.) P value
b.) Variance
c.) Standard Deviation
d.) Range - ANSWER-a.) P value
An inverted U-curve
a.) only applies to economic situations
b.) represent a non-linear pattern
c.) has no pattern
d.) represents a linear pattern - ANSWER-b.) represent a non-linear pattern
Analyst responsibilities include
a.) Creating analysis that is reflective of a general situation rather than fitting a specific
data set
b.) Avoiding complex analysis that leads to analysis paralysis
c.) Admitting and addressing analyst bias
d.) All of the other choices - ANSWER-d.) All of the other choices
Assessing model fit and/or the parameters in the model involves all of the following
except
a.) P-values
b.) F-test
c.) Stress test
d.) R-square - ANSWER-c.) Stress test
Benefits of SAP Hana's in memory data bases include the following benefits except
a.) Integrated transactions and analytics database
b.) Allow for real-time data analytics
c.) Eliminates the need for meta data
d.) Columnar data storage allows for faster data retrieval in most cases - ANSWER-c.)
Eliminates the need for meta data
For big data, the following are considered as components of variety except for
a.) data comes from inside the company
, b.) unstructured data
c.) odd numbered and even numbered data
d.) structured data - ANSWER-c.) odd numbered and even numbered data
Great Brands data analytics system provided the following benefits except
a.) Great brands was able to identify the food lot where tainting of food occurred
b.) Great brands analyzed social media customer complaints to identify tainted food
quicker
c.) Great was able to specifically identify the source of the tainted food and limit the
number of tainted food recalls
d.) Great Brands was able to eliminate food recalls entirely - ANSWER-d.) Great Brands
was able to eliminate food recalls entirely
In data mining, finding an affinity of two products to be commonly together in a shopping
cart is known as
a.) association rule mining.
b.) cluster analysis.
c.) decision trees.
d.) artificial neural networks. - ANSWER-a.) association rule mining.
In data mining, supervised learning and unsupervised differ in that
a.) classification does not use supervised learning and uses unsupervised learning
b.) clustering uses supervised learning and does not use unsupervised learning
c.) supervised learning has predefined categories and unsupervised learning has no
predefined categories
d.) supervised learning has no predefined categories and unsupervised learning has
predefined categories - ANSWER-c.) supervised learning has predefined categories
and unsupervised learning has no predefined categories
In regards to the decision cycle
a.) Data analysts are only directly involved in the insight stage of the decision cycle
b.) Potentially, accountants could be directly involved in every stage of the cycle
c.) Typically, data analysts could be directly involved in every stage of the decision cycle
d.) Data analysts are only directly involved in the analysis stage of the decision cycle -
ANSWER-b.) Potentially, accountants could be directly involved in every stage of the
cycle
In the 4 Steps to Becoming a Data-Driven Organization video which of the following is
not one of the areas addressed in the four steps?
a.) Analytics Software Selection
b.) Individual Analytics Consumption
c.) Strategy and Leadership
d.) Analytics and Production - ANSWER-a.) Analytics Software Selection
In the Town Salary Study, what was the reaction of the stakeholders when presented
with study results?
According to the law firm placement consultant (other things being equal, such as law
school grades) which of the following characteristics is an indicator that an experienced
attorney job candidate will more likely be a success at his/her new law firm .
a.) Where candidate went to law school
b.) LSAT score
c.) Where candidate went for undergraduate studies
d.) Blue collar work experience - ANSWER-d.) Blue collar work experience
All of the following are measures of central tendency except
a.) P value
b.) Variance
c.) Standard Deviation
d.) Range - ANSWER-a.) P value
An inverted U-curve
a.) only applies to economic situations
b.) represent a non-linear pattern
c.) has no pattern
d.) represents a linear pattern - ANSWER-b.) represent a non-linear pattern
Analyst responsibilities include
a.) Creating analysis that is reflective of a general situation rather than fitting a specific
data set
b.) Avoiding complex analysis that leads to analysis paralysis
c.) Admitting and addressing analyst bias
d.) All of the other choices - ANSWER-d.) All of the other choices
Assessing model fit and/or the parameters in the model involves all of the following
except
a.) P-values
b.) F-test
c.) Stress test
d.) R-square - ANSWER-c.) Stress test
Benefits of SAP Hana's in memory data bases include the following benefits except
a.) Integrated transactions and analytics database
b.) Allow for real-time data analytics
c.) Eliminates the need for meta data
d.) Columnar data storage allows for faster data retrieval in most cases - ANSWER-c.)
Eliminates the need for meta data
For big data, the following are considered as components of variety except for
a.) data comes from inside the company
, b.) unstructured data
c.) odd numbered and even numbered data
d.) structured data - ANSWER-c.) odd numbered and even numbered data
Great Brands data analytics system provided the following benefits except
a.) Great brands was able to identify the food lot where tainting of food occurred
b.) Great brands analyzed social media customer complaints to identify tainted food
quicker
c.) Great was able to specifically identify the source of the tainted food and limit the
number of tainted food recalls
d.) Great Brands was able to eliminate food recalls entirely - ANSWER-d.) Great Brands
was able to eliminate food recalls entirely
In data mining, finding an affinity of two products to be commonly together in a shopping
cart is known as
a.) association rule mining.
b.) cluster analysis.
c.) decision trees.
d.) artificial neural networks. - ANSWER-a.) association rule mining.
In data mining, supervised learning and unsupervised differ in that
a.) classification does not use supervised learning and uses unsupervised learning
b.) clustering uses supervised learning and does not use unsupervised learning
c.) supervised learning has predefined categories and unsupervised learning has no
predefined categories
d.) supervised learning has no predefined categories and unsupervised learning has
predefined categories - ANSWER-c.) supervised learning has predefined categories
and unsupervised learning has no predefined categories
In regards to the decision cycle
a.) Data analysts are only directly involved in the insight stage of the decision cycle
b.) Potentially, accountants could be directly involved in every stage of the cycle
c.) Typically, data analysts could be directly involved in every stage of the decision cycle
d.) Data analysts are only directly involved in the analysis stage of the decision cycle -
ANSWER-b.) Potentially, accountants could be directly involved in every stage of the
cycle
In the 4 Steps to Becoming a Data-Driven Organization video which of the following is
not one of the areas addressed in the four steps?
a.) Analytics Software Selection
b.) Individual Analytics Consumption
c.) Strategy and Leadership
d.) Analytics and Production - ANSWER-a.) Analytics Software Selection
In the Town Salary Study, what was the reaction of the stakeholders when presented
with study results?
