Search
Create
Log in
Sign up
Log in
Sign up
Bivariate Statistics
STUDY
Flashcards
Learn
Write
Spell
Test
PLAY
Match
Gravity
Terms in this set (14)
Time series data
Sequential numerical data gathered over time, for example: Income each month, daily rainfall or a patient's temperature taken each 30 minutes.
Linear
In a straight line. A linear equation, when graphed, will be a straight line.
Variable
A letter or other symbol taking the place of a number. A variable does not necessarily represent just one specific number; it can represent many different values.
Bivariate data
Data that is collected in pairs.
Scatterplot
A graph using points to show the relationship between two sets of data or two variables.
Correlation
The relationship between two or more values or variables.
Outlier
In a set of data, any value that is much larger or much smaller than the rest of the data.
Trendline
A line on a graph showing the general direction that a group of points seem to be heading.
Y = mx + c
The equation of a straight line.
Interpolation
An estimation of a value inside the range of observed or recorded data.
Extrapolation
An estimation of a value outside the range of observed or recorded data.
Linear regression
A technique to model the relationship between two variables by fitting a straight line equation to observed data.
Least squares regression
A more accurate technique to find the line of best fit, however it is affected by outliers in the data set.
3 median regression
A technique to find the line of best fit, that is not affected by outliers in the data set.
YOU MIGHT ALSO LIKE...
Academic Word Lists - AWL Sublists
giflingua
$12.99
STUDY GUIDE
Describing Data Vocabulary
23 Terms
Austin_Seawright
PLUS
Short - 8th Grade Math Data Analysis and Displays
19 Terms
cshort0627
8th Grade Math Chapter 9 Data Analysis and Displays
19 Terms
BoulanPark
OTHER SETS BY THIS CREATOR
Fractions
13 Terms
bolandc
Year 7 Maths - Geometry
29 Terms
bolandc
Whole numbers and number properties
27 Terms
bolandc
Genotype and phenotype
33 Terms
bolandc
;