Terms and definitions from all courses

Int64: A standard integer data type, representing numbers somewhere between negative nine quintillion and positive nine quintillion
Integer: A data type used to represent whole numbers without fractions
Integrated Development Environment (IDE): A piece of software that has an interface to write, run, and test a piece of code
Interaction term: Represents how the relationship between two independent variables is associated with changes in the mean of the dependent variable
Intercept (constant 𝐵₀): The y value of the point on the regression line where it intersects with the y-axis
Interpersonal skills: Traits that focus on communicating and building relationships
Interquartile range: The distance between the first quartile (Q1) and the third quartile (Q3)
intersection(): A function that finds the elements that two sets have in common
Interval: A sample statistic plus or minus the margin of error


Interval estimate: A calculation that uses a range of values to estimate a population parameter


Is: A rule that checks objects and classes for ancestry
items(): A dictionary method to retrieve both the dictionary’s keys and values
Iterable: An object that’s looped, or iterated, over


Iteration: The repeated execution of a set of statements, where one iteration is the single execution of a block of code

J

Joining: The process of augmenting data by adding values from other datasets; one of the six practices of EDA
JSON file: A data storage file that is saved in a JavaScript format Jupyter Notebook: An open-source web application for creating and sharing documents containing live code, mathematical formulas, visualizations, and text

K

K-means: An unsupervised partitioning algorithm used to organize unlabeled data into groups, or clusters