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Grade 10 Measures of Position

Quiz by FinkyMinky

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19 questions
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  • Q1
    What is the median of the following data set: 5, 8, 9, 12, 18?
    12
    5
    9
    8
    30s
  • Q2
    What is the lower quartile of the following data set: 2, 3, 4, 5, 6, 7, 8?
    3
    6
    4
    5
    30s
  • Q3
    What is the upper quartile of the following data set: 12, 13, 14, 19, 21, 24?
    21
    19
    12
    14
    30s
  • Q4
    In a box plot, what range of values does the interquartile range (IQR) cover?
    all of the data
    middle 25% of data
    middle 75% of data
    middle 50% of data
    30s
  • Q5
    What is the value of the first quartile in the following data set: 10, 13, 15, 17, 21, 25?
    21
    17
    15
    13
    30s
  • Q6
    What is the value of the third quartile in the following data set: 4, 8, 12, 16, 20?
    20
    18
    16
    12
    30s
  • Q7
    What measure of position represents the midpoint of a data set?
    mode
    mean
    range
    median
    30s
  • Q8
    What is the percentile rank of a score that is higher than 75% of the scores on a test?
    90%
    75%
    50%
    25%
    30s
  • Q9
    What is the interquartile range of the following data set: 45, 48, 50, 54, 57?
    12
    3
    9
    6
    30s
  • Q10
    What is the difference between the highest and lowest scores in the following data set: 15, 20, 23, 17, 25, 30, 14?
    23
    17
    16
    15
    30s
  • Q11
    What is the median of the following data set: 15, 23, 17, 21, 19, 25, 27, 31?
    21
    25
    27
    17
    30s
  • Q12
    Which of the following is a measure of position in statistics?
    Mode
    Range
    Percentile
    Variance
    30s
  • Q13
    What does the 75th percentile represent?
    The average value of the data set
    The highest value in the data set
    The range of the data set
    75% of the data is below this value
    30s
  • Q14
    What is the formula for calculating percentile?
    Number of data points above x / Total number of data points x 100%
    Number of data points below x / Total number of data points x 100%
    Mean + Standard Deviation
    Range / Number of data points
    30s
  • Q15
    What is the difference between a percentile and a quartile?
    A quartile is used for continuous data, while a percentile is used for discrete data.
    A quartile measures the range of the data set, while a percentile measures the spread of the data set.
    A quartile is always a whole number, while a percentile can be a fraction.
    A quartile divides the data set into quarters, while a percentile divides the data set into 100 equal parts.
    30s

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