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Archive | Data Interpretation

GRE Math: Histograms

First, a practice question about the following scenario. In a survey, 86 high school students were randomly selected and asked how many hours of television they had watched in the previous week.  The histogram below displays their answers.     1)   Histogram First, a reminder on histograms.  Histograms are not simple bar or column […]

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Boxplots on the GRE

Boxplots are one data format you may see on the GRE Data Interpretation questions.  First, try these practice questions. (The following diagram applies to questions #1-3) The following boxplot shows the 2012 season runs batted in (RBIs) of 280 American League batters (the top 280 batters in terms of number of plate appearances). 1) What […]

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Breakdown of the Most Commonly Tested GRE Quant Concepts

The 2nd edition Official Guide has just been released. At the back of the book is a new test (GRE Practice Test 2). In general, the concept break down is not surprising, if you look at the concepts that pop up in Practice Test 1 (which is the same as the practice test in the […]

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GRE Data Interpretation Strategies

Helpful Tips for the GRE Data Interpretation Section If I had to count the number of questions/concerns regarding combinations or permutations, I’d have to use some pretty mighty factorials to do so. On the other hand, if I had to count the number of times students have expressed the same misgivings regarding Data Interpretation, I’d […]

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Data Interpretation: Practice Question of the Week #8

Hi, all! Here’s a data interpretation problem– try to figure it our for yourself before I post the answer and video explanation tomorrow! What was the approximate population of Town X in 1945? 150 750 1500 3000 6000 Also, if you haven’t noticed the pop-up poll on the bottom right of your screen, make sure […]

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