Front

What is a dot plot?

Back

A dot plot is a statistical chart that consists of dots plotted on a number line, representing the frequency of data points.

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data, using bars to show the frequency of data within certain intervals.

Front

What is a box plot?

Back

A box plot, or whisker plot, is a standardized way of displaying the distribution of data based on a five-number summary: minimum, first quartile, median, third quartile, and maximum.

Front

What does the median represent in a data set?

Back

The median is the middle value of a data set when it is ordered from least to greatest.

Front

How do you calculate the range of a data set?

Back

The range is calculated by subtracting the lowest value from the highest value in the data set.

Front

What is the purpose of using a histogram?

Back

Histograms are used to visualize the distribution of data and to identify patterns such as skewness or modality.

Front

What information can you gather from a box plot?

Back

A box plot provides insights into the central tendency, variability, and potential outliers in a data set.

Front

What is the difference between a dot plot and a histogram?

Back

A dot plot displays individual data points, while a histogram groups data into intervals and shows the frequency of data within those intervals.

Front

How do you find the mode of a data set?

Back

The mode is the value that appears most frequently in a data set.

Front

What does it mean if a box plot has a long whisker on one side?

Back

A long whisker indicates a larger spread of data points on that side, suggesting potential outliers or a skewed distribution.