BANA2081 EXAM 1 QUESTIONS & ANSWERS
Arthur Benjamin says that the current top of the pyramid of mathematics curriculum is
statistics
algebra
calculus
analytics - Answer -Calculus
Arthur Benjamin says that the top of the pyramid of mathematics curriculum should be
algebra
calculus
analytics
statistics - Answer -Statistics
The New York Times article provides information about Carrie Grimes who received a
doctorate in statistics from Stanford. After graduation Ms. Grimes joined
apple
microsoft
google
george washington university - Answer -google
The company identified in Chapter 1, Statistics in Practice, is
Small fry design
Oceanwide Seafood
Colgate-Palmolive
Bloomberg Businessweek - Answer -bloomberg businessweek
The Statistics in Practice example in Chapter 1 concerned
customer demographics & behaviors
serving size
product pricing
product density - Answer -customer demographics & behaviors
Chapter 1 focuses on
hypothesis testing
data and statistics
random statistics
regression analysis - Answer -data and statistics
The entities on which data are collected are
samples
populations
elements
None of these alternatives is correct - Answer -elements
,The set of measurements collected for a particular element is (are) called
None of these alternatives are correct
variables
samples
an observation - Answer -an observation
In a questionnaire, respondents are asked to mark their sex as male or female. Sex is
an example of the
nominal scale
ordinal scale
ratio scale
interval scale - Answer -nominal scale
Some hotels ask their guests to rate the hotel's services as excellent, very good, good,
and poor. This is an example of the
interval scale
nominal scale
ordinal scale
ratio scale - Answer -ordinal scale
The data measured on ordinal scale exhibits all the properties of data measured on
nominal scale
ratio scale
nominal and interval scale
interval scale - Answer -nominal scale
temperature is an example of a variable that uses
either the ratio or the ordinal scale
the interval scale
the ratio scale
the ordinal scale - Answer -the interval scale
Categorical data
may be either numeric or nonnumeric
must be numeric
must be nonnumeric
cannot be numeric - Answer -may be either numeric or nonnumeric
Quantitative data refers to data obtained with
an ordinal scale
only interval scale
either interval or ratio scale
a nominal scale - Answer -either interval or ratio scale
The weight of a candy bar in ounces is an example of
either categorical or quantitative data
, weight data
categorical data
quantitative data - Answer -quantitative data
Social security numbers consist of numeric values. Therefore, social security is an
example of
a categorical value
an exchange variable
a quantitative variable
either a quantitative or a categorical variable - Answer -a categorical value
For ease of data entry into a university database, 1 denotes that the student is an
undergraduate and 2 indicates that the student is a graduate student. In this case data
are
quantitative
either categorical or quantitative
neither categorical nor quantitative
categorical - Answer -categorical
Data collected at the same, or approximately the same, point in time are
time series data
approximate data
approximate time series data
crossectional data - Answer -crossectional data
Data collected over several time periods are
crossectional data
time series data
time controlled data
time crossectional data - Answer -time series data
Statistical studies in which researchers control variables of interest are
controlled observational studies
non-experimental studies
experimental studies
observational studies - Answer -experimental studies
In observational studies, the variable of interest
cannot be numerical
must be numerical
is not controlled
is controlled - Answer -is not controlled
The summaries of data, which may be tabular, graphical, or numerical, are referred to
as
descriptive statistics
Arthur Benjamin says that the current top of the pyramid of mathematics curriculum is
statistics
algebra
calculus
analytics - Answer -Calculus
Arthur Benjamin says that the top of the pyramid of mathematics curriculum should be
algebra
calculus
analytics
statistics - Answer -Statistics
The New York Times article provides information about Carrie Grimes who received a
doctorate in statistics from Stanford. After graduation Ms. Grimes joined
apple
microsoft
george washington university - Answer -google
The company identified in Chapter 1, Statistics in Practice, is
Small fry design
Oceanwide Seafood
Colgate-Palmolive
Bloomberg Businessweek - Answer -bloomberg businessweek
The Statistics in Practice example in Chapter 1 concerned
customer demographics & behaviors
serving size
product pricing
product density - Answer -customer demographics & behaviors
Chapter 1 focuses on
hypothesis testing
data and statistics
random statistics
regression analysis - Answer -data and statistics
The entities on which data are collected are
samples
populations
elements
None of these alternatives is correct - Answer -elements
,The set of measurements collected for a particular element is (are) called
None of these alternatives are correct
variables
samples
an observation - Answer -an observation
In a questionnaire, respondents are asked to mark their sex as male or female. Sex is
an example of the
nominal scale
ordinal scale
ratio scale
interval scale - Answer -nominal scale
Some hotels ask their guests to rate the hotel's services as excellent, very good, good,
and poor. This is an example of the
interval scale
nominal scale
ordinal scale
ratio scale - Answer -ordinal scale
The data measured on ordinal scale exhibits all the properties of data measured on
nominal scale
ratio scale
nominal and interval scale
interval scale - Answer -nominal scale
temperature is an example of a variable that uses
either the ratio or the ordinal scale
the interval scale
the ratio scale
the ordinal scale - Answer -the interval scale
Categorical data
may be either numeric or nonnumeric
must be numeric
must be nonnumeric
cannot be numeric - Answer -may be either numeric or nonnumeric
Quantitative data refers to data obtained with
an ordinal scale
only interval scale
either interval or ratio scale
a nominal scale - Answer -either interval or ratio scale
The weight of a candy bar in ounces is an example of
either categorical or quantitative data
, weight data
categorical data
quantitative data - Answer -quantitative data
Social security numbers consist of numeric values. Therefore, social security is an
example of
a categorical value
an exchange variable
a quantitative variable
either a quantitative or a categorical variable - Answer -a categorical value
For ease of data entry into a university database, 1 denotes that the student is an
undergraduate and 2 indicates that the student is a graduate student. In this case data
are
quantitative
either categorical or quantitative
neither categorical nor quantitative
categorical - Answer -categorical
Data collected at the same, or approximately the same, point in time are
time series data
approximate data
approximate time series data
crossectional data - Answer -crossectional data
Data collected over several time periods are
crossectional data
time series data
time controlled data
time crossectional data - Answer -time series data
Statistical studies in which researchers control variables of interest are
controlled observational studies
non-experimental studies
experimental studies
observational studies - Answer -experimental studies
In observational studies, the variable of interest
cannot be numerical
must be numerical
is not controlled
is controlled - Answer -is not controlled
The summaries of data, which may be tabular, graphical, or numerical, are referred to
as
descriptive statistics
