Dot Plots, Histograms, box plot

Front

What is a dot plot?

Back

A dot plot is a statistical chart that consists of data points plotted on a simple scale, where each dot represents one data point.

Front

How do you determine the total number of data points in a dot plot?

Back

Count the total number of dots in the plot; each dot represents one data point.

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data, where the data is divided into bins or intervals.

Front

How do you find the maximum value in a data set?

Back

The maximum value is the largest number in the data set.

Front

What is the minimum value in a data set?

Back

The minimum value is the smallest number in the data set.

Front

What does the range of a data set represent?

Back

The range is the difference between the maximum and minimum values in the data set.

Front

What is a box plot?

Back

A box 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

How do you interpret the median in a box plot?

Back

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

Front

What does the interquartile range (IQR) represent?

Back

The IQR measures the spread of the middle 50% of the data, calculated as the difference between the first and third quartiles.

Front

How can you identify outliers in a box plot?

Back

Outliers are typically identified as points that fall below Q1 - 1.5*IQR or above Q3 + 1.5*IQR.