Graphs & Charts Review

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

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

Back

Add up all the dots in the dot plot to find the total number of data points.

Front

What does it mean if a distribution is skewed left?

Back

A left-skewed distribution has a longer tail on the left side, indicating that most data points are concentrated on the right.

Front

What does it mean if a distribution is skewed right?

Back

A right-skewed distribution has a longer tail on the right side, indicating that most data points are concentrated on the left.

Front

What is a symmetrical distribution?

Back

A symmetrical distribution has equal tails on both sides of the center, indicating that data points are evenly distributed.

Front

What is an ogive?

Back

An ogive is a graph that represents the cumulative frequency of a dataset, showing the number of observations below a particular value.

Front

What is a frequency histogram?

Back

A frequency histogram is a bar graph that represents the frequency of data points within specified intervals.

Front

What is a relative frequency histogram?

Back

A relative frequency histogram shows the proportion of total observations for each interval, rather than the absolute frequency.

Front

How do you find the mode of a dataset?

Back

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

Front

What is the median of a dataset?

Back

The median is the middle value when the data points are arranged in ascending order.