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Data distributions

Quiz by Kristin Wist

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12 questions
Show answers
  • Q1
    In a positively skewed data distribution, where are the majority of data points located?
    Equally distributed across the scale
    Lower end of the scale
    Upper end of the scale
    Middle of the scale
    30s
  • Q2
    What is a characteristic of a normal distribution?
    Uniformly spread across all values
    All values occurring with equal frequency
    A long tail on one side
    Symmetrical bell-shaped curve
    30s
  • Q3
    What does the peak of a histogram represent in a data distribution?
    The median of the dataset
    The mode of the dataset
    The mean of the dataset
    The range of the dataset
    30s
  • Q4
    What is the term used to describe a data distribution where the data points are clustered around two distinct peaks?
    Skewed distribution
    Negative distribution
    Bimodal distribution
    Uniform distribution
    30s
  • Q5
    Which measure of central tendency is influenced the most by extreme outliers in a data set?
    Range
    Mean
    Mode
    Median
    30s
  • Q6
    What type of distribution would be most suitable to represent the time taken by students to complete a test?
    Uniform distribution
    Normal distribution
    Bimodal distribution
    Skewed distribution
    30s
  • Q7
    Which measure of variability describes the average distance of data points from the mean in a data set?
    Variance
    Standard deviation
    Range
    Interquartile range
    30s
  • Q8
    What is the term used to describe a data distribution where the majority of data points are concentrated towards the higher end of the scale?
    Bimodal distribution
    Normal distribution
    Uniform distribution
    Negatively skewed distribution
    30s
  • Q9
    What is the measure of central tendency that represents the most common value in a data distribution?
    Median
    Mean
    Mode
    Range
    30s
  • Q10
    Which measure of dispersion is defined as the difference between the maximum value and the minimum value in a data set?
    Variance
    Standard Deviation
    Range
    Interquartile Range
    30s
  • Q11
    What term describes a data distribution that has a long tail on the left side?
    Right-skewed
    Symmetrical
    Uniform
    Left-skewed
    30s
  • Q12
    Which measure of central tendency is not affected by outliers in a data set?
    Range
    Mean
    Median
    Mode
    30s

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