UCF QMB 3200 FINAL Exam Questions with 100
p p p p p p p
% Correct Answers | Latest Version
p p p p p
(2024/2025) Expert Verified p p
Dataset- Correct Answer- p p
all the data collected fora particular analysis Data- Correct Answer-
p p p p p p p p p
The facts & figures collected, analyzed, and summarizedfor presentatio n
p p p p p p p p p
andinterpretation.
Element - Correct Answer- p p p
The entity onwhich datais collected. Variable - Correct Answer-
p p p p p p p p
a characteristic of interest of an element.
p p p p p p
Observation - Correct Answer- p p p
The variablesassociatedwithan individual element.
p p p
Categorical Data- Correct Answer- p p p
Use numeric orordinal valuesof measurement ofcategories.
p p p p p
Quantitative Data - Correct Answer- p p p p
use numeric (quantitative) measures
p p p p
,Cross-sectional Data- Correct Answer- p p p
data collected at asimilar point in time.
p p p p p p
Time Series - Correct Answer-data collected over several time periods.
p p p p p p p p p
Panel Data- Correct Answer-combination ofcross-
p p p p
sectional and time series data.
p p p p p
Descriptive Statistics - Correct Answer-
p p p p
Describes data or variables Population-iCorrect Answer-
p p p p p
Isithe setof all data/variables ofa statistical analysis.
p p p p p p
Sample - Correct Answer-
p p p
is asubsetofthe population Statistical Inference: -
p p p p p
Correct Answer-
p p
Usesdata from asample to make estimatesiand test hypothesis about th e
p p p p p p p p p p
characteristics of apopulation. p p
Whatdoes row 1 usually containin Excel? - Correct Answer-
p p p p p p p p
Typicallycontains thevariable's names.
p p p
Whatdoes Column A usuallycontain in Excel? - Correct Answer-
p p p p p p p p
containsthe elements; and the rest ofthe
p p p p p p
,worksheet contains the data in the dataset.
p p p p p p
How do youcalculate the meanin excel? - Correct Answer-
p p p p p p p p
=Average How do youcalculate the median inexcel? - Correct Answer-
p p p p p p p p p
=median
Whatis dataanalytics? - Correct Answer-
p p p p
thescientific process oftransforming data
p p p p
fordecision making. There are three broadareasof da
p p p p p p
taanalytics.
Descriptive Analytics - Correct Answer- p p p p
describe what has happened inthe past.
p p p p p p
Predictive Analytics - Correct Answer-
p p p p
uses statistical modelsfrom past data to predict thefuture [foreca
p p p p p p p p
sting] or access
p p
theimpact of onevariable onanother [inference].
p p p p
Prescriptive Analytics - Correct Answer- p p p p
uses models seeking to finda best (optimal) solution. Often these are so mety
p p p p p p p p p p p p
peofoptimization model. p
, The difference between dataand big data are - Correct Answer-
p p p p p p p p p
Wewilluse data (notbig data)
p p p p
1. Volume - the numberofobservations.
p p p
2. Velocity - the speedat which dataiscollected.
p p p p p
3. Variety- the formsof data are of different types.
p p p p p p p
4. Veracity - the reliability ofthe data generated.
p p p p p p
Data Mining- Correct Answer-
p p p
Focuseson extracting predictive information from big dat
p p p p p p
a.
Frequency Distribution - Correct Answer-
p p p p
atabular summary ofdatashowing thenumber (i.e. frequency) ofobserv ati
p p p p p p p
onsineach of several non over-lapping categories.
p p p p p
Relative Frequency - Correct Answer-
p p p p
frequency ofaclass/ n ofaclass Percent Frequency - Correct Answer-
p p p p p p p p
relative frequency x 100
p p p
Bar Chart:- Correct Answer-
p p p
a visual displayoffrequency; relative frequency& percent frequency distrib
p p p p p p p
utions.
p p p p p p p
% Correct Answers | Latest Version
p p p p p
(2024/2025) Expert Verified p p
Dataset- Correct Answer- p p
all the data collected fora particular analysis Data- Correct Answer-
p p p p p p p p p
The facts & figures collected, analyzed, and summarizedfor presentatio n
p p p p p p p p p
andinterpretation.
Element - Correct Answer- p p p
The entity onwhich datais collected. Variable - Correct Answer-
p p p p p p p p
a characteristic of interest of an element.
p p p p p p
Observation - Correct Answer- p p p
The variablesassociatedwithan individual element.
p p p
Categorical Data- Correct Answer- p p p
Use numeric orordinal valuesof measurement ofcategories.
p p p p p
Quantitative Data - Correct Answer- p p p p
use numeric (quantitative) measures
p p p p
,Cross-sectional Data- Correct Answer- p p p
data collected at asimilar point in time.
p p p p p p
Time Series - Correct Answer-data collected over several time periods.
p p p p p p p p p
Panel Data- Correct Answer-combination ofcross-
p p p p
sectional and time series data.
p p p p p
Descriptive Statistics - Correct Answer-
p p p p
Describes data or variables Population-iCorrect Answer-
p p p p p
Isithe setof all data/variables ofa statistical analysis.
p p p p p p
Sample - Correct Answer-
p p p
is asubsetofthe population Statistical Inference: -
p p p p p
Correct Answer-
p p
Usesdata from asample to make estimatesiand test hypothesis about th e
p p p p p p p p p p
characteristics of apopulation. p p
Whatdoes row 1 usually containin Excel? - Correct Answer-
p p p p p p p p
Typicallycontains thevariable's names.
p p p
Whatdoes Column A usuallycontain in Excel? - Correct Answer-
p p p p p p p p
containsthe elements; and the rest ofthe
p p p p p p
,worksheet contains the data in the dataset.
p p p p p p
How do youcalculate the meanin excel? - Correct Answer-
p p p p p p p p
=Average How do youcalculate the median inexcel? - Correct Answer-
p p p p p p p p p
=median
Whatis dataanalytics? - Correct Answer-
p p p p
thescientific process oftransforming data
p p p p
fordecision making. There are three broadareasof da
p p p p p p
taanalytics.
Descriptive Analytics - Correct Answer- p p p p
describe what has happened inthe past.
p p p p p p
Predictive Analytics - Correct Answer-
p p p p
uses statistical modelsfrom past data to predict thefuture [foreca
p p p p p p p p
sting] or access
p p
theimpact of onevariable onanother [inference].
p p p p
Prescriptive Analytics - Correct Answer- p p p p
uses models seeking to finda best (optimal) solution. Often these are so mety
p p p p p p p p p p p p
peofoptimization model. p
, The difference between dataand big data are - Correct Answer-
p p p p p p p p p
Wewilluse data (notbig data)
p p p p
1. Volume - the numberofobservations.
p p p
2. Velocity - the speedat which dataiscollected.
p p p p p
3. Variety- the formsof data are of different types.
p p p p p p p
4. Veracity - the reliability ofthe data generated.
p p p p p p
Data Mining- Correct Answer-
p p p
Focuseson extracting predictive information from big dat
p p p p p p
a.
Frequency Distribution - Correct Answer-
p p p p
atabular summary ofdatashowing thenumber (i.e. frequency) ofobserv ati
p p p p p p p
onsineach of several non over-lapping categories.
p p p p p
Relative Frequency - Correct Answer-
p p p p
frequency ofaclass/ n ofaclass Percent Frequency - Correct Answer-
p p p p p p p p
relative frequency x 100
p p p
Bar Chart:- Correct Answer-
p p p
a visual displayoffrequency; relative frequency& percent frequency distrib
p p p p p p p
utions.
