Statistics and Data Organization Quiz
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Questions and Answers

Which term accurately defines 'statistics'?

  • The study of shapes and sizes
  • The study of language patterns
  • The science of collecting, organizing, analyzing, and interpreting numerical data (correct)
  • The study of historical events

    • In a frequency table, each entry represents:

  • The range of the data set
  • The frequency of occurrence of each data value (correct)
  • The mean of the data set
  • The sum of the data values

    • Temperature measured in degrees Celsius is considered:

  • Nominal data
  • Quantitative data (correct)
  • Categorical data
  • Qualitative data

    • If the median is 20 and the mode is 25 in a data set, the mean could be:

    <p>Greater than 25 (C)</p> Signup and view all the answers

    Which measure of central tendency is most affected by outliers?

    <p>Mean (D)</p> Signup and view all the answers

    In a box plot, the median is represented by:

    <p>The middle line (A)</p> Signup and view all the answers

    What does a histogram display?

    <p>Continuous numerical data (B)</p> Signup and view all the answers

    If a data set has two distinct values that occur most frequently, what is this condition called?

    <p>Bimodal distribution (C)</p> Signup and view all the answers

    Which measure of central tendency is best used to describe the 'typical' value in a data set?

    <p>Mean (C)</p> Signup and view all the answers

    In a box plot, which part represents the range of the data?

    <p>The lines extending from the box (C)</p> Signup and view all the answers

    If the range of a data set is 50 and the median is 30, which of the following statements is true?

    <p>The mean could be greater than 30 (D)</p> Signup and view all the answers

    What is the mode of the following data set: 5, 7, 9, 5, 11, 5, 7?

    <p>5 (C)</p> Signup and view all the answers

    Which measure of central tendency is unaffected by extreme values or outliers?

    <p>Mode (A)</p> Signup and view all the answers

    If a data set has a mode of 10 and a range of 20, what can be determined about the shape of the distribution?

    <p>Nothing can be determined (B)</p> Signup and view all the answers

    What type of data is 'hair color'?

    <p>Qualitative (D)</p> Signup and view all the answers

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