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Range

Quiz by D MAHON

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12 questions
Show answers
  • Q1
    What is the mean of a set of numbers?
    The highest number in the list
    The most frequent number in the list
    To find the mean, add all the numbers together and divide by how many numbers there are.
    The middle number in the sorted list
    30s
  • Q2
    How do you find the median in a set of numbers?
    Add all the numbers together
    Arrange the numbers in order and find the middle number, or the average of the two middle numbers if there is an even count.
    Count the number of unique numbers
    Select the highest number
    30s
  • Q3
    What is the mode of a set of numbers?
    The average of the numbers
    The mode is the number that appears most frequently in the data set.
    The largest number
    The sum of all numbers
    30s
  • Q4
    What should you do first when finding the median?
    You must sort the numbers in order from least to greatest.
    Count how many numbers there are
    Circle the highest number
    Add all the numbers together
    30s
  • Q5
    What happens if there is an even number of data points when finding the median?
    You take the lower middle number
    You circle the two middle numbers, add them, and then divide by two.
    You ignore the middle numbers
    You take the higher middle number
    30s
  • Q6
    In the context of statistics, what does 'mode' refer to?
    The range of the data
    The median value of the data
    The mode is the value that appears most often in a set of data.
    The average of the data
    30s
  • Q7
    If the data set is {2, 3, 3, 5, 7}, what is the mode?
    2
    The mode is 3, as it appears most frequently.
    5
    7
    30s
  • Q8
    For the data set {4, 1, 3, 2}, what is the median?
    2
    1
    The median is 2.5, which is the average of the two middle numbers 2 and 3 after sorting.
    3
    30s
  • Q9
    What is the mean of {10, 20, 30}?
    The mean is 20, calculated as (10 + 20 + 30) / 3.
    30
    60
    10
    30s
  • Q10
    What is the range of the data set: 2, 4, 6, 8, 10?
    8
    10
    6
    4
    30s
  • Q11
    Which of the following correctly explains what you do to find mode?
    Add all the numbers together
    Divide the sum of the numbers by the count
    You identify which number appears most frequently in the dataset.
    Sort the numbers in ascending order
    30s
  • Q12
    What is the range of the set of temperatures: 15, 22, 28, 30, and 18 degrees?
    12
    15
    20
    10
    30s

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