Analyze Data Through Graphs and Statistics

Front

What is an interval?

Back

A range of numbers.

Front

How many students spent 7 hours doing homework that week?

Back

6 students.

Front

What shape is the data shown in the dot plot?

Back

Symmetrical.

Front

How many students are represented by the histogram?

Back

31 students.

Front

Is this an example of a histogram?

Back

No.

Front

What is a dot plot?

Back

A type of graph that displays data points as dots along a number line.

Front

What does a histogram represent?

Back

A histogram represents the frequency distribution of numerical data.

Front

What is the purpose of a bar graph?

Back

To compare different categories of data.

Front

What is the mean in statistics?

Back

The average of a set of numbers, calculated by dividing the sum of the values by the number of values.

Front

What is the median?

Back

The middle value in a data set when the numbers are arranged in order.