Math 3.8A and 3.8B Data Analysis

Front

What is a dot plot?

Back

A dot plot is a simple way to display data using dots above a number line, where each dot represents one data point.

Front

How do you find the total number of items in a dot plot?

Back

Count all the dots in the dot plot to find the total number of items.

Front

What is a pictograph?

Back

A pictograph is a graph that uses pictures or symbols to represent data, where each picture represents a certain number of items.

Front

How do you compare two quantities in a pictograph?

Back

Subtract the smaller quantity from the larger quantity to find out how many more times one activity was done compared to another.

Front

What does it mean to analyze data?

Back

Analyzing data means examining and interpreting the information to understand patterns or make decisions.

Front

What is the purpose of using graphs in data analysis?

Back

Graphs help to visually represent data, making it easier to understand and compare different sets of information.

Front

How can you determine how many more items one category has than another?

Back

Subtract the number of items in the smaller category from the number of items in the larger category.

Front

What is the importance of collecting data?

Back

Collecting data is important because it provides the information needed to make informed decisions and understand trends.

Front

How do you read a dot plot?

Back

To read a dot plot, look at the number of dots above each value on the number line to see how many items correspond to that value.

Front

What is a data set?

Back

A data set is a collection of related data points or values that can be analyzed.