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GRE Descriptive Statistics — practice questions

Explore 12 free Descriptive Statistics questions in GRE Business Statistics. Open each question or exercise to read its content, reference answers and available explanation.

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Descriptive Statistics questions and exercises with answers

Showing questions 1–12 of 12.

Order the standard deviation stepsRead the answer and worked solution →Match each measure to what it doesRead the answer and worked solution →Fill in the quartilesRead the answer and worked solution →Pick the bigger value each roundRead the answer and worked solution →Sort centre against spreadRead the answer and worked solution →Tap the one that does not belongRead the answer and worked solution →Fill in the outlier cutoffRead the answer and worked solution →Judge each claim about shapeRead the answer and worked solution →Flip and match the data termsRead the answer and worked solution →Fix the broken formulaRead the answer and worked solution →Tap every chip that fitsRead the answer and worked solution →Order the percentile huntRead the answer and worked solution →

Worked practice questions

Order the standard deviation steps

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Steps
  1. Find the mean
  2. Subtract the mean
  3. Square each result
  4. Add them up
  5. Divide by n - 1
  6. Take square root
Instructions
Tap the steps in the order you would work through them by hand.
_Source: OpenStax Introductory Business Statistics, section 2.7 Measures of the Spread of the Data_

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Match each measure to what it does

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Matching pairs
  1. Left
    Mean
    Right
    Adds every value and divides by the count
  2. Left
    Median
    Right
    Splits ordered data into two equal halves
  3. Left
    Mode
    Right
    The value that appears most often
  4. Left
    Range of middle 50
    Right
    Third quartile minus the first quartile
  5. Left
    Standard deviation
    Right
    How far values sit from their mean
  6. Left
    Outlier
    Right
    A value that does not fit the rest
Instructions
Tap a measure, then tap the job it does.
_Source: OpenStax Introductory Business Statistics, section 2.3 Measures of the Center of the Data_

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Fill in the quartiles

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Missing parts
  1. Answer
    7
    Choices
    1. 6.8
    2. 7
    3. 7.2
  2. Answer
    2
    Choices
    1. 2
    2. 4
    3. 1
  3. Answer
    9
    Choices
    1. 8.3
    2. 10
    3. 9
Complete the statement
For the ordered values 1, 1, 2, 2, 4, 6, 6.8, 7.2, 8, 8.3, 9, 10, 10, 11.5 the median is {0}, the first quartile is {1} and the third quartile is {2}.
Instructions
Tap the value that belongs in each gap.
_Source: OpenStax Introductory Business Statistics, section 2.2 Measures of the Location of the Data_

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