Exam 1 QMB 3200 - Gary Bliss/ Ansel
DIAMA
What is considered to be the language of data? - Answer-statistics
What are the two main branches of statistics? - Answer-descriptive statistics and inferential statistics
What is descriptive statistics? - Answer-the summary of a data set in the form of tables, graphs, or the
calculation of numerical values
What is inferential statistics? - Answer-extracting useful information from a sample to draw conclusions
about a population
What is data? - Answer-the numbers, facts, and figures that are collected, analyzed, and summarized for
presentation and interpretation; not all data start as numbers, but they can be converted to numbers
What are elements? - Answer-the entities on which data are collected
What are variables? - Answer-characteristics of interest
, What are observations? - Answer-measurements collected on each variable of the element
How do you find the total number of data values in a complete data set? - Answer-(# of elements)(# of
variables)
What are the two types of data? - Answer-categorical and quantitative
What type of data can be either numeric or non-numeric? - Answer-Categorical
What type of data can only be numerical? - Answer-Quantitative
What are the two scales of measurement for numeric categorical data? - Answer-nominal and ordinal
What are the two scales of measurement for non-numeric categorical data? - Answer-nominal and
ordinal
What are the two scales of measurement for numeric quantitative data? - Answer-interval and ratio
What is categorical data? - Answer-data that are grouped by categories; can be either numeric or non-
numeric
What is another term for categorical data? - Answer-qualitative data
What is quantitative data? - Answer-data with numerical values
In order of the one that gives the least amount of information to the one that gives the most, what are
the four scales of measurement? - Answer-nominal, ordinal, interval, and ratio
DIAMA
What is considered to be the language of data? - Answer-statistics
What are the two main branches of statistics? - Answer-descriptive statistics and inferential statistics
What is descriptive statistics? - Answer-the summary of a data set in the form of tables, graphs, or the
calculation of numerical values
What is inferential statistics? - Answer-extracting useful information from a sample to draw conclusions
about a population
What is data? - Answer-the numbers, facts, and figures that are collected, analyzed, and summarized for
presentation and interpretation; not all data start as numbers, but they can be converted to numbers
What are elements? - Answer-the entities on which data are collected
What are variables? - Answer-characteristics of interest
, What are observations? - Answer-measurements collected on each variable of the element
How do you find the total number of data values in a complete data set? - Answer-(# of elements)(# of
variables)
What are the two types of data? - Answer-categorical and quantitative
What type of data can be either numeric or non-numeric? - Answer-Categorical
What type of data can only be numerical? - Answer-Quantitative
What are the two scales of measurement for numeric categorical data? - Answer-nominal and ordinal
What are the two scales of measurement for non-numeric categorical data? - Answer-nominal and
ordinal
What are the two scales of measurement for numeric quantitative data? - Answer-interval and ratio
What is categorical data? - Answer-data that are grouped by categories; can be either numeric or non-
numeric
What is another term for categorical data? - Answer-qualitative data
What is quantitative data? - Answer-data with numerical values
In order of the one that gives the least amount of information to the one that gives the most, what are
the four scales of measurement? - Answer-nominal, ordinal, interval, and ratio
