DSR.10.1,2Compare & Contrast Data Distributions

Front

What is a box and whisker plot?

Back

A box and whisker plot is a graphical representation of a dataset that displays its minimum, first quartile, median, third quartile, and maximum values.

Front

How do you determine the median from a box and whisker plot?

Back

The median is represented by the line inside the box of the box and whisker plot.

Front

What does the range of a dataset represent?

Back

The range is the difference between the maximum and minimum values in a dataset.

Front

What is the interquartile range (IQR)?

Back

The interquartile range (IQR) is the difference between the first quartile (Q1) and the third quartile (Q3) and represents the middle 50% of the data.

Front

How can you identify if a distribution is symmetrical?

Back

A distribution is approximately symmetrical if the left and right sides of the distribution are mirror images of each other.

Front

What does it mean for a distribution to be skewed left?

Back

A distribution is skewed left if it has a longer tail on the left side, indicating that there are more lower values.

Front

What does it mean for a distribution to be skewed right?

Back

A distribution is skewed right if it has a longer tail on the right side, indicating that there are more higher values.

Front

What is the significance of the median in a dataset?

Back

The median is the middle value of a dataset when it is ordered, and it is a measure of central tendency that is less affected by outliers.

Front

How do you calculate the range of a dataset?

Back

To calculate the range, subtract the minimum value from the maximum value.

Front

What information does a dot plot provide?

Back

A dot plot provides a visual representation of the frequency of data points in a dataset, with each dot representing one observation.