QUESTION IMAGE
Question
rosanne has been babysitting on the weekends to make money to buy a new video game. this histogram shows the distribution of the amounts of money rosanne earned each time she babysat.
complete the sentences.
the distribution of the amounts earned is best described as
is a more appropriate measure of variation than the
. so, the
First, analyze the histogram: the data is skewed right (most values cluster on the left, with fewer high values on the right). For skewed distributions, the median is the appropriate measure of central tendency (instead of the mean, which is pulled by outliers/long tails). For variation, the interquartile range (IQR) is more appropriate than the range or standard deviation for skewed data, as it is not affected by extreme values.
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The distribution of the amounts earned is best described as right-skewed. So, the median is a more appropriate measure of variation central tendency than the mean, and the interquartile range (IQR) is a more appropriate measure of variation than the range/standard deviation
(Note: Filling the blanks in order:
- right-skewed
- median
- mean
- interquartile range (IQR)
- range/standard deviation)