Google Data Analytics Professional Certificate
Questions and Answers
CRAN (Comprehensive R Archive Network) (R) An online archive with R packages,
source code, manuals, and documentation
Tidyverse (R) A system of packages in R with a common design philosophy for data
manipulation, exploration, and visualization
ggplot2 (R) Create a variety of data viz by applying visual properties to the data variables
in (R)
tidyr (R) A package used for data cleaning to make tidy data
Readr (R) used for importing data
dplyr (R) An R package in Tidyverse that offers a consistent set of functions to complete
common data-manipulation tasks
nested In programming, describes the code that performs a particular function and ic
contained within a code that performs a broader function.
Data Frame A collection of columns
,Tibbles Streamlined data frames
Tidy data (R) Clean data
Aesthetic (R) A visual property of an object in a plot
Geom (R) The geometric object used to represent data
Facets (R) Let you display smaller groups, or subsets, of your data
Labels and Annotations (R) Let you customize your plot
R Markdown A file format for making dynamic documents with R
YAML A language for data that translates it so it's readable
delimiter A character that indicates the beginning or end of a data item
Data A collection of facts
, Data Analysis The collection, transformation, and organization of data in order to draw
conclusions, make predictions, and drive informed decision-making.
Data analytics The science of data
Data-driven decision making Using facts to guide business strategy
Data ecosystem The various elements that interact with one another to produce, manage,
store, organize, analyze, and share data.
Data Science A field of study the uses raw data to create new ways of modeling and
upstanding the unknown.
Dataset A collection of data that can be manipulated or analyzed as one unit.
Analytical skills Qualities and characteristics associated with solving problems using
facts.
curiosity eagerness to learn
context The condition in which something exists or happens
Questions and Answers
CRAN (Comprehensive R Archive Network) (R) An online archive with R packages,
source code, manuals, and documentation
Tidyverse (R) A system of packages in R with a common design philosophy for data
manipulation, exploration, and visualization
ggplot2 (R) Create a variety of data viz by applying visual properties to the data variables
in (R)
tidyr (R) A package used for data cleaning to make tidy data
Readr (R) used for importing data
dplyr (R) An R package in Tidyverse that offers a consistent set of functions to complete
common data-manipulation tasks
nested In programming, describes the code that performs a particular function and ic
contained within a code that performs a broader function.
Data Frame A collection of columns
,Tibbles Streamlined data frames
Tidy data (R) Clean data
Aesthetic (R) A visual property of an object in a plot
Geom (R) The geometric object used to represent data
Facets (R) Let you display smaller groups, or subsets, of your data
Labels and Annotations (R) Let you customize your plot
R Markdown A file format for making dynamic documents with R
YAML A language for data that translates it so it's readable
delimiter A character that indicates the beginning or end of a data item
Data A collection of facts
, Data Analysis The collection, transformation, and organization of data in order to draw
conclusions, make predictions, and drive informed decision-making.
Data analytics The science of data
Data-driven decision making Using facts to guide business strategy
Data ecosystem The various elements that interact with one another to produce, manage,
store, organize, analyze, and share data.
Data Science A field of study the uses raw data to create new ways of modeling and
upstanding the unknown.
Dataset A collection of data that can be manipulated or analyzed as one unit.
Analytical skills Qualities and characteristics associated with solving problems using
facts.
curiosity eagerness to learn
context The condition in which something exists or happens
