GMAT · Data Insights — Charts & Graphs · Texas, USA
Data Insights — Charts & Graphs for the GMAT Exam — Texas candidates
10% of the GMAT test plan. Interpreting bar charts, line graphs, pie charts, and scatter plots within the GMAT Data Insights section to draw valid inferences. Calibrated for Texan candidates.
For candidates aiming to clear this exam on the first attempt, the difference between Band 6 and Band 7+ — or "passing" and "comfortable margin" — usually comes down to fluency on a small number of high-leverage topics. Data Insights — Charts & Graphs sits at roughly 10% of the Graduate Management Admission Test content distribution — Data Insights replaced Integrated Reasoning as a full scored section in the GMAT Focus Edition. Chart questions require candidates to extract numerical values, identify trends, and evaluate whether a stated conclusion follows from the visual data. Errors here are usually perceptual — misreading axis scales or confusing absolute vs relative values. Pass rates for the GMAT are published annually by the awarding body and vary by cohort and locale. For Texas candidates preparing for GMAT, the calibration of study to local context matters: Texas is the second-largest CDL-issuing state and a top-3 state for NCLEX-RN candidates. TxDPS administers CDL skills tests; the Texas Board of Nursing recognises NCLEX results from Pearson VUE.
Common failure modes
These are the patterns that cause most candidates to lose marks on this topic. Recognising them in advance is half the work.
- !Misreading a dual-axis chart by applying the wrong Y-axis scale to a data series
- !Confusing percentage change with absolute change when both are shown on the same chart
- !Drawing causal conclusions from a scatter plot that only shows correlation
Study tips
- 1Practice reading axis scales first — before looking at the question stem — to anchor your interpretation.
- 2Distinguish explicitly between absolute values and percentage values for every chart you practice.
- 3Drill the four most common chart types (bar, line, pie, scatter) with 5 questions each per session.
- 4For CDL: book your skills test at a TxDPS megacenter (Houston, Dallas, San Antonio, Austin) or one of the 200+ third-party testers; megacenter wait times average 4–6 weeks.
- 5For NCLEX-RN: the Texas Board of Nursing requires fingerprinting via IdentoGO before authorization-to-test (ATT) is issued — start that process the same day you submit your application.
- 6Spanish-language CDL written tests are offered in Texas; the skills/road portion is conducted in English. Many CDL training programs in the Rio Grande Valley teach a bilingual track.
Sample GMAT Data Insights — Charts & Graphs questions
These sample items mirror the format and difficulty of real GMAT questions. Practice with thousands more on the free Koydo question bank.
- 1
A bar chart shows Company A revenue at $50M in 2021 and $60M in 2022; Company B revenue at $80M in 2021 and $88M in 2022. Which company had the greater percentage revenue increase?
- ACompany A, because $10M increase > $8M increase
- BCompany B, because its absolute increase is smaller
- CCompany A, because 20% > 10%Correct
- DBoth companies had the same percentage increase
Why this answer?
Company A: ($60M − $50M) / $50M = 20%. Company B: ($88M − $80M) / $80M = 10%. Despite Company A having a smaller absolute increase, its percentage increase is double that of Company B.
- 2
A scatter plot of hours studied vs exam score shows a positive correlation. Which conclusion is best supported?
- AStudying more hours causes higher exam scores
- BStudents who study more tend to score higherCorrect
- CExam scores determine how long students study
- DThe relationship is one-to-one
Why this answer?
A scatter plot can show association (correlation) but cannot establish causation. "Tend to score higher" accurately describes the positive correlation without implying a causal direction.
Frequently asked questions
How many Data Insights questions appear on the GMAT Focus Edition?
Is Data Insights tested the same way in the old GMAT format?
What is the GMAT pass rate for Texan candidates?
How long should Texan candidates study Data Insights — Charts & Graphs for the GMAT?
Practice GMAT Focus questions free with Koydo.
DI, Verbal, and Quant on the post-2024 Focus blueprint.
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