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DRDO Apprentice Data Interpretation — practice questions

Explore 27 free Data Interpretation questions in DRDO Apprentice Reasoning. Open each question or exercise to read its content, reference answers and available explanation.

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Data Interpretation questions and exercises with answers

Showing questions 1–27 of 27.

Complete the purpose of organising dataRead the answer and worked solution →Which chart answers which question?Read the answer and worked solution →True or false: reading a pie chartRead the answer and worked solution →Tap every question a PIE CHART can answerRead the answer and worked solution →Complete the probability ruleRead the answer and worked solution →True or false: experiments and outcomesRead the answer and worked solution →Outcome, event, or experiment?Read the answer and worked solution →Choosing the right displayRead the answer and worked solution →Assertion and reasonRead the answer and worked solution →Two are true, one is notRead the answer and worked solution →Three of these are wrong. Find the one that holds.Read the answer and worked solution →Order the steps: interpret a chartRead the answer and worked solution →Flip and pair: chart with its jobRead the answer and worked solution →Spot the one that does not belongRead the answer and worked solution →True or false: what a chart can proveRead the answer and worked solution →Complete the definition of a line graphRead the answer and worked solution →True or false: graphs and axesRead the answer and worked solution →Dependent or independent variable?Read the answer and worked solution →Reading coordinatesRead the answer and worked solution →Order the steps: plot a point on a graphRead the answer and worked solution →Assertion and reason: graphsRead the answer and worked solution →Tap every statement true of a line graphRead the answer and worked solution →Two are true, one is notRead the answer and worked solution →Flip and pair: term with meaningRead the answer and worked solution →Spot the odd one outRead the answer and worked solution →True or false: why graphs helpRead the answer and worked solution →Which axis?Read the answer and worked solution →

Worked practice questions

Complete the purpose of organising data

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Missing parts
  1. Answer
    inferences
    Choices
    1. inferences
    2. graphs
    3. totals
  2. Answer
    systematically
    Choices
    1. systematically
    2. alphabetically
    3. randomly
Complete the statement
To draw meaningful {0} from any data, it must first be organised {1}.
Raw data tells you little until it is arranged. Source: syllabus Maths, Ch 4 Data Handling.

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Which chart answers which question?

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Items
  1. Item
    Shares of one total
    Category
    Pie chart
  2. Item
    How a whole splits into parts
    Category
    Pie chart
  3. Item
    Comparing separate categories
    Category
    Bar graph
  4. Item
    Which category is largest
    Category
    Bar graph
  5. Item
    A quantity changing over time
    Category
    Line graph
  6. Item
    A trend across months
    Category
    Line graph
Categories
  1. Item
    Pie chart
  2. Item
    Bar graph
  3. Item
    Line graph
A pie chart shows parts of a whole a bar graph compares separate categories a line graph tracks change over time. Picking the wrong one is the commonest data-interpretation error. Source: syllabus Maths, Ch 4 Data Handling.

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True or false: reading a pie chart

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Questions
  1. Statement is true
    Yes
    Statement
    A circle graph shows the relationship between a whole and its parts.
  2. Statement is true
    Yes
    Statement
    The slices of a pie chart together make the whole.
  3. Statement is true
    No
    Statement
    A pie chart is the best way to show change over time.
  4. Statement is true
    Yes
    Statement
    A bigger slice means a bigger share of the total.
  5. Statement is true
    No
    Statement
    Two pie charts of different totals can be compared slice for slice.
A circle graph shows the relationship between a whole and its parts so every slice is a share of one total. Source: syllabus Maths, Ch 4 Data Handling.

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