Data Singular and Plural Definitions
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Questions and Answers

What is the formula to calculate the mean?

  • Difference between the largest and smallest observed values
  • Sum of observed values divided by the number of values (correct)
  • Sum of observed values multiplied by the number of values
  • Square root of the sum of squared observed values

    • If the values are 5, 7, 9, 11, and 13, what is the mean?

  • 11
  • 10 (correct)
  • 9
  • 7

    • Which of the following is NOT a requirement for calculating the mean?

  • The number of observed values must be known
  • All observed values must be known
  • The observed values must be sorted in ascending order (correct)
  • The observed values must be numerical

    • If the mean of 5 values is 12, and one value is 20, what is the sum of the remaining 4 values?

    <p>32</p> Signup and view all the answers

    Which of the following statements about the mean is true?

    <p>The mean is always greater than or equal to the smallest observed value</p> Signup and view all the answers

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