WorksheetsBusiness Analytics Lec_1
Total questions: 29
Worksheet time: 9mins
Business analytics results in which of these?
Evidence Based Decisions
Data Driven Decisions
Better DecisionsAll of these are correct
All of these are correct
What statement below best describes why we do data analytics in business
a. Analytics improve our understanding of how the business works
b. We must show a return on the investment we make in data & analytical resources
c. We need specific insights to make business decisions
d. We have to calculate & report financial results to owners / shareholders
Areas of Analytics
a. Visualization
b. Test Analytics
c. Forecasting
d. Volume
Ares of Analytics
a. Data Mining
b. Statistics
c. Big Data
d. Optimization
Challenges of Business Analytics
a. Analytical Process
b. Environment
c. Competition
d. Customers
Business Analytics (BA) is a broad category of application programs which includes
Decision support
Data mining
OLAP
All of the mentioned
The first step in the business analytic process is
a. Determine the needs of the business
b. Collect the data
c. Predict the outcome
d. Analyze the data
What is data that is grouped in evenly distributed values and measured based on the group to which the variable is attributed
a. Data
b. Nominal Data
c. Ordinal Data
d. Interval measurement
Indicate which level of measurement is being used in the given scenario. A car magazine lists the most expensive cars for 2017
a. nominal
b.ordinal
c.Interval
d.Ratio
Indicate which level of measurement is being used in the given scenario. The roster of a basketball team lists the jersey numbers for each of the players.
Nominal
Ordinal
Interval
Ratio
Is the following qualitative or quantitative data? Favorite foods of statistics class.
a. Qualitative
b. Quantitative
Ages of students in a statistics class
Nominal
Ordinal
Interval
Ratio
A qualitative variable
A.Always refers to a sample
B. Is not numeric
C.Has only two possible outcomes
D.All of the above
Indicate which level of measurement is being used in the given scenario. A meteorologist compiles a list of temperatures in degrees Celsius for the month of May.
a.nominal
b. ordinal
c. ratio
d. Interval
Data consists of numbers representing counts or measurements
Mathematical data
Categorical data
Quantitative Data
Population data
¿Cuál es la estimación del tamaño total de los datos digitales para el año 2025?
175 petabytes.
175 terabytes.
175 zettabytes.
175 exabytes.
What is NOT a characteristic of big data?
Volume
Variety
Vision
Velocity
What is the true definition of big data
huge amount of space
large, diverse sets of information
unlimited speed data internet connection
small, undiverse sets of information
What is NOT a characteristic of big data?
Volume
Variety
Vision
Velocity
What is the true definition of big data
huge amount of space
large, diverse sets of information
unlimited speed data internet connection
small, undiverse sets of information
Which of the following is an example of big data?
UMOBILE
AN IPHONE
BILLION SI
NETFLIX
TESCO
Variety is a characteristic of big data. Which type of formats does Variety comes from?
Structured
Unstructured
Semi-structured
All of the above
What does Velocity refers to?
processing speed of a data
speed of an internet
the volume to the city
Variety comes from structured or unstructured format. What is the difference between them?
Handwritten / Computer-typed
Numerical format / Natural Language
Clean / Dirty
Subjective / Objective
Which of the following would NOT use big data analysis?
Healthcare companies
Public agencies
Retail companies
High school students doing homework
How does the app above counts as a big data?
It stores their user healthcare data
It helps people find a date with their data
It stores videos that is uploaded by their user
It helps stores people's fat
Volume is one of the characteristics of big data. What does Volume refers to?
The amount of water in a glass bottle
The amount of money
The amount of love given
The amount of Youtube videos that existed
The amount of data
What is the advantages on using big data in education in real life?
A: Cost reduction
B: Higher risk
C: Effective learning
D: A and B only
E: A and C only
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