DATA INSIGHTS PRACTICE SET EXAM PREP
KIT 2026 BUNDLED PRACTICE SOLUTION
GUIDE
● In which phase of the data analytics life cycle does an analyst build a
histogram
a) discovery
b) data acquisition
c) data exploration
d) predictive modeling. Answer: c
● An analyst applies a statistical formula to obtain the average
temperature for a city over the last 50 years. Which phase of the data
analytics life cycle is represented by this activity
a) predictive modeling
b) data reporting
c) data acquisition
d) exploratory data analysis. Answer: d
,● an analyst has been tasked with defining data columns that could
contain null values. Which activity of the data acquisition phase is
represented?
a) detecting missing values
b) collecting data
c) disqualifying data sources
d) transforming improperly formatted text. Answer: a
● which activity in the data analytics life cycle occurs during the data
acquisition phase and requres the most time and effort from the data
analyst?
a) cleaning data
b) importing data into a database
c) selecting the data sources
d) defining goals. Answer: a
● what might be developed by data analysts when acquiring data from a
data warehouse?
a) the relational structure of tables
b) the procedures for updating tables in the data warehouse
, c) the procedures for extracting files from the data warehouse
d) the SQL queries of data within the tables. Answer: d
● what can be identified using a box plot
a) frequency
b) mean
c) interquartile range
d) correlation. Answer: c
● what will be a consequence of poor attention to detail during the data
exploration phase?
a) not enough variables will be considered in the analysis.
b) the outcome of the analysis will be misaligned to business needs
c) the analyst will lack insight into the structure of the data set
d) the model will be built using the wrong data set. Answer: c
● which aspect of data exploration occurs when an analyst writes code
to compile a bar graph of dog food sales per month
a) performance of a correlation analysis
b) analysis of data anomalies
KIT 2026 BUNDLED PRACTICE SOLUTION
GUIDE
● In which phase of the data analytics life cycle does an analyst build a
histogram
a) discovery
b) data acquisition
c) data exploration
d) predictive modeling. Answer: c
● An analyst applies a statistical formula to obtain the average
temperature for a city over the last 50 years. Which phase of the data
analytics life cycle is represented by this activity
a) predictive modeling
b) data reporting
c) data acquisition
d) exploratory data analysis. Answer: d
,● an analyst has been tasked with defining data columns that could
contain null values. Which activity of the data acquisition phase is
represented?
a) detecting missing values
b) collecting data
c) disqualifying data sources
d) transforming improperly formatted text. Answer: a
● which activity in the data analytics life cycle occurs during the data
acquisition phase and requres the most time and effort from the data
analyst?
a) cleaning data
b) importing data into a database
c) selecting the data sources
d) defining goals. Answer: a
● what might be developed by data analysts when acquiring data from a
data warehouse?
a) the relational structure of tables
b) the procedures for updating tables in the data warehouse
, c) the procedures for extracting files from the data warehouse
d) the SQL queries of data within the tables. Answer: d
● what can be identified using a box plot
a) frequency
b) mean
c) interquartile range
d) correlation. Answer: c
● what will be a consequence of poor attention to detail during the data
exploration phase?
a) not enough variables will be considered in the analysis.
b) the outcome of the analysis will be misaligned to business needs
c) the analyst will lack insight into the structure of the data set
d) the model will be built using the wrong data set. Answer: c
● which aspect of data exploration occurs when an analyst writes code
to compile a bar graph of dog food sales per month
a) performance of a correlation analysis
b) analysis of data anomalies
