Data Analysis 1033 Exam 1: C1,2,3-
Graded A
a single measure used to summarize a sample data set.
the science of collecting, organizing, analyzing, interpreting, and presenting data - ANS-
Statistic(s)
descriptive and inferential - ANS-2 Types of Statistics
the collection, organization, presentation, and summary of data
ex: mean, median, mode - ANS-Descriptive Statistics
generalizing from a sample to a population and making decisions - ANS-Inferential
Statistics
- ANS-Sample v. Population
collection of data values as a whole - ANS-Data Set
each data value - ANS-Observation
an item for study - ANS-Subject (individual)
a characteristic about the subject - ANS-Variable
2 variables. typical tasks are cater plots, correlations, regression modeling - ANS-
Bivariant Data
more than 2 variables. typical tasks is a multiple regression - ANS-Multivariant Data
values are described by words rather than numbers - ANS-Categorical (Nominal)
"Qualitative" Data
data that is measuring a value - ANS-Numerical "Quantitative" Data
labels or names
ex: Gender, race, profession, type of business, the manufacturer of a car - ANS-
Qualitative Data
meaning numerical values
Graded A
a single measure used to summarize a sample data set.
the science of collecting, organizing, analyzing, interpreting, and presenting data - ANS-
Statistic(s)
descriptive and inferential - ANS-2 Types of Statistics
the collection, organization, presentation, and summary of data
ex: mean, median, mode - ANS-Descriptive Statistics
generalizing from a sample to a population and making decisions - ANS-Inferential
Statistics
- ANS-Sample v. Population
collection of data values as a whole - ANS-Data Set
each data value - ANS-Observation
an item for study - ANS-Subject (individual)
a characteristic about the subject - ANS-Variable
2 variables. typical tasks are cater plots, correlations, regression modeling - ANS-
Bivariant Data
more than 2 variables. typical tasks is a multiple regression - ANS-Multivariant Data
values are described by words rather than numbers - ANS-Categorical (Nominal)
"Qualitative" Data
data that is measuring a value - ANS-Numerical "Quantitative" Data
labels or names
ex: Gender, race, profession, type of business, the manufacturer of a car - ANS-
Qualitative Data
meaning numerical values
