data handling

Front

What is a bar chart?

Back

A bar chart is a graphical representation of data using bars of different heights or lengths to compare values across categories.

Front

What does a pie chart represent?

Back

A pie chart represents data as slices of a circle, showing the proportion of each category relative to the whole.

Front

How do you find the total number of items from a bar chart?

Back

To find the total number of items, add the values represented by each bar in the chart.

Front

What is the purpose of data handling?

Back

Data handling involves collecting, organizing, and interpreting data to make informed decisions.

Front

What does it mean to compare data?

Back

Comparing data means looking at two or more sets of data to identify similarities, differences, or trends.

Front

How can you determine which category has the highest value in a bar chart?

Back

Look for the tallest bar in the chart, which represents the category with the highest value.

Front

What is the difference between a bar chart and a line graph?

Back

A bar chart uses bars to represent data, while a line graph uses points connected by lines to show trends over time.

Front

What is a data set?

Back

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

Front

How do you calculate the difference between two values in a bar chart?

Back

Subtract the smaller value from the larger value to find the difference.

Front

What is the significance of the scale in a bar chart?

Back

The scale indicates the values represented by the bars and helps in accurately interpreting the data.