# The GRE Quantitative Reasoning Test:Data Analysis, List 1﻿

Review these terms and concepts related to data analysis that may be tested on the Quantitative Reasoning section of the GRE test.
20 words 65 learners

### Full list of words from this list:

1. analysis
a detailed investigation or examination of something
It would be the first time that such priceless financial data had fallen into an economist’s hands, affording an analysis of a heretofore uncharted criminal enterprise.Freakonomics: A Rogue Economist Explores the Hidden Side of Everything
2. association
a relation resulting from interaction or dependence
At the same time, researchers are increasingly documenting the association between air pollution and its negative effects on mental health.Salon (Dec 8, 2022)
3. column
a vertical array of numbers or other information
The draft report also confirms claims by the whistleblowers and independent statistical experts consulted by Science’s News team that a large Excel file containing the study’s raw data was riddled with inexplicably duplicated columns.Science Magazine (Aug 9, 2022)
4. data
a collection of facts from which conclusions may be drawn
NASA, as a federal agency that funds and conducts research, is onboard with the idea of freely accessible data.Scientific American (Dec 5, 2022)
5. diagram
a drawing intended to explain how something works
Each integral corresponds to one of the quirky diagrams concocted in 1948 by Richard Feynman to quickly figure out what to calculate for a particular particle interaction.Science Magazine (Nov 30, 2022)
6. estimate
an approximate calculation of quantity or degree or worth
According to estimates by McKinsey and Company, the average automotive manufacturer may have links to as many as 18,000 suppliers in its full supply chain, from raw materials to components.New York Times (Dec 6, 2022)
7. frequency
the number of occurrences within a given time period
A substantial percentage of North Atlantic storms also pass over or near these islands, so these records appear to reflect changes in overall North Atlantic hurricane frequency through time.Salon (Nov 30, 2022)
8. interpret
make sense of; assign a meaning to
The period is at least six months because good science takes time: cutting-edge observations, for instance, often require devising novel data-analysis techniques to interpret signals of low statistical significance.Scientific American (Dec 5, 2022)
9. mean
an average computed by adding some function of the numbers
It depicted data as the bars of histograms and models as the means, or averages, of the data.Scientific American (Apr 13, 2021)
10. median
the value below which 50% of the cases fall
The median of inflation expectations for the next 12 months fell to 4.3% in August from 4.7% in July, which was the highest since the monthly survey of consumers began in February 2002.Reuters (Aug 22, 2022)
11. method
a way of doing something, especially a systematic way
With multiple variables, many are impossible to do by hand and require numerical methods.Science Magazine (Nov 30, 2022)
12. mode
the most frequent value of a random variable
The dashed line indicates the ML estimate of the distribution mode, whereas the dotted lines delimit the corresponding 95% confidence intervals.Nature (Jun 10, 2014)
13. model
a hypothetical description of a complex entity or process
To the researchers involved, the model also represents a move toward a more precise, numbers-based means to describe the odor universe, which they hope could eventually bring this sense to the digital world.Scientific American (Oct 27, 2022)
14. pie chart
a circular graph divided into triangular sections
In a pie chart, categories of data are represented by wedges in a circle and are proportional in size to the percent of individuals in each category.Introductory Statistics
15. plot
a chart, map, or graph showing progress, distribution, etc.
Because of the flavor changing, a plot of each spectrum should itself exhibit a distinct wiggle or oscillation.Science Magazine (Sep 28, 2022)
16. probability
a measure of how likely it is that some event will occur
That is, how many people would there have to be in a group in order for the probability to be half that at least two people in it have the same birthday?Innumeracy: Mathematical Illiteracy and Its Consequences
17. quantity
how much there is or how many there are of something
A common way to illustrate “astronomical” is to compare the quantity in question with the number of atoms in the observable universe, estimated to be at most 1082.Scientific American (Oct 27, 2022)
18. range
difference between the largest and smallest values in a set
Although he and others differ in what a clinically important result would be, they give a range of 0.5 to 2 points.Scientific American (Sep 30, 2022)
19. rate
a magnitude or frequency relative to a time unit
Today our galaxy produces roughly one new star per year, but Castellano’s paper suggests that star-formation rates must have been at least 20 times higher in his and Naidu’s two candidate galaxies.Scientific American (Dec 6, 2022)
20. statistics
a branch of mathematics concerned with quantitative data
In this sense, statistics is to probability as engineering is to physics—an applied science based on a more intellectually stimulating foundational discipline.Innumeracy: Mathematical Illiteracy and Its Consequences
Created on December 1, 2022 (updated January 12, 2023)