BSTAT 2305: Introduction to Statistics
for Business Analytics questions and
answers graded A+
The sales prices of single-family homes in Arizona collected since 2008. - correct answer
✔✔Which of the following is NOT an example of cross-sectional data?
False - correct answer ✔✔A professor's rank (assistant, associate, and full), as well as salary,
represent ordinal data.
the study of mind and consciousness. - correct answer ✔✔The study of statistics is NOT about
False - correct answer ✔✔Big data is a catchphrase that implies a complete set of population
data.
Subset the data by method of payment - correct answer ✔✔You have a point-of-sale data set
that provides information on time of sale, products bought, and payment methods customers
used to complete their purchases. You want to compare purchases made by cash versus those
made by credit card. How should the data be best prepared to make comparisons between the
two types of purchases?
Interval and ratio - correct answer ✔✔Which scales of data measurement are associated with
quantitative data?
Gender - correct answer ✔✔Which of the following variables is categorical?
Google's closing stock price today - correct answer ✔✔Which of the following is an example of
quantitative data?
, variable - correct answer ✔✔When a characteristic of interest differs among various
observations, then it can be termed a
only believe those statistics that are adequately supported. - correct answer ✔✔When reading
published statistics (numerical facts), you should
Residents of Albany, New York, and registered voters in Albany, New York - correct answer
✔✔Which of the following represents a population and a sample from that population?
population - correct answer ✔✔A __________ represents all possible subjects of interest.
interval scale. - correct answer ✔✔The Fahrenheit scale for measuring temperature would be
classified as a(n)
ordinal - correct answer ✔✔Differences between categories are meaningless with __________
data.
Quarterly housing stats collected over the last 60 years - correct answer ✔✔Which of the
following is an example of time series data?
Ratio scale; discrete - correct answer ✔✔San Francisco 49ers' linebacker Patrick Willis won the
Defensive Rookie of the Year Award in 2007 with a total of 174 tackles. Tackles are measured on
what kind of a scale? Is a variable measuring the number of tackles considered continuous or
discrete?
both cost prohibitions on data collection and the infeasibility of collecting data on the entire
population. - correct answer ✔✔Population parameters are difficult to calculate due to
for Business Analytics questions and
answers graded A+
The sales prices of single-family homes in Arizona collected since 2008. - correct answer
✔✔Which of the following is NOT an example of cross-sectional data?
False - correct answer ✔✔A professor's rank (assistant, associate, and full), as well as salary,
represent ordinal data.
the study of mind and consciousness. - correct answer ✔✔The study of statistics is NOT about
False - correct answer ✔✔Big data is a catchphrase that implies a complete set of population
data.
Subset the data by method of payment - correct answer ✔✔You have a point-of-sale data set
that provides information on time of sale, products bought, and payment methods customers
used to complete their purchases. You want to compare purchases made by cash versus those
made by credit card. How should the data be best prepared to make comparisons between the
two types of purchases?
Interval and ratio - correct answer ✔✔Which scales of data measurement are associated with
quantitative data?
Gender - correct answer ✔✔Which of the following variables is categorical?
Google's closing stock price today - correct answer ✔✔Which of the following is an example of
quantitative data?
, variable - correct answer ✔✔When a characteristic of interest differs among various
observations, then it can be termed a
only believe those statistics that are adequately supported. - correct answer ✔✔When reading
published statistics (numerical facts), you should
Residents of Albany, New York, and registered voters in Albany, New York - correct answer
✔✔Which of the following represents a population and a sample from that population?
population - correct answer ✔✔A __________ represents all possible subjects of interest.
interval scale. - correct answer ✔✔The Fahrenheit scale for measuring temperature would be
classified as a(n)
ordinal - correct answer ✔✔Differences between categories are meaningless with __________
data.
Quarterly housing stats collected over the last 60 years - correct answer ✔✔Which of the
following is an example of time series data?
Ratio scale; discrete - correct answer ✔✔San Francisco 49ers' linebacker Patrick Willis won the
Defensive Rookie of the Year Award in 2007 with a total of 174 tackles. Tackles are measured on
what kind of a scale? Is a variable measuring the number of tackles considered continuous or
discrete?
both cost prohibitions on data collection and the infeasibility of collecting data on the entire
population. - correct answer ✔✔Population parameters are difficult to calculate due to
