# Data distributions

## Quiz by Kristin Wist

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12 questions

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- Q1In a positively skewed data distribution, where are the majority of data points located?Equally distributed across the scaleLower end of the scaleUpper end of the scaleMiddle of the scale30s
- Q2What is a characteristic of a normal distribution?Uniformly spread across all valuesAll values occurring with equal frequencyA long tail on one sideSymmetrical bell-shaped curve30s
- Q3What does the peak of a histogram represent in a data distribution?The median of the datasetThe mode of the datasetThe mean of the datasetThe range of the dataset30s
- Q4What is the term used to describe a data distribution where the data points are clustered around two distinct peaks?Skewed distributionNegative distributionBimodal distributionUniform distribution30s
- Q5Which measure of central tendency is influenced the most by extreme outliers in a data set?RangeMeanModeMedian30s
- Q6What type of distribution would be most suitable to represent the time taken by students to complete a test?Uniform distributionNormal distributionBimodal distributionSkewed distribution30s
- Q7Which measure of variability describes the average distance of data points from the mean in a data set?VarianceStandard deviationRangeInterquartile range30s
- Q8What 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 distributionNormal distributionUniform distributionNegatively skewed distribution30s
- Q9What is the measure of central tendency that represents the most common value in a data distribution?MedianMeanModeRange30s
- Q10Which measure of dispersion is defined as the difference between the maximum value and the minimum value in a data set?VarianceStandard DeviationRangeInterquartile Range30s
- Q11What term describes a data distribution that has a long tail on the left side?Right-skewedSymmetricalUniformLeft-skewed30s
- Q12Which measure of central tendency is not affected by outliers in a data set?RangeMeanMedianMode30s