Data Analysis 3.8A

Front

What is data analysis?

Back

Data analysis is the process of inspecting, cleaning, and modeling data to discover useful information, inform conclusions, and support decision-making.

Front

What does it mean to compare numbers?

Back

To compare numbers means to look at two or more numbers to see which is greater, which is smaller, or if they are equal.

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights or lengths to show the quantity of each category.

Front

How do you find the total number of items?

Back

To find the total number of items, you add together the quantities of each category.

Front

What is the purpose of a survey?

Back

A survey is used to collect information or opinions from a group of people to understand their preferences or behaviors.

Front

What does 'least' mean in data analysis?

Back

'Least' refers to the smallest amount or number in a set of data.

Front

How do you calculate the difference between two numbers?

Back

To calculate the difference, subtract the smaller number from the larger number.

Front

What is a line plot?

Back

A line plot is a simple way to display data along a number line, showing how often each value occurs.

Front

What does 'combined' mean?

Back

'Combined' means to add two or more amounts together to get a total.

Front

What is a tally chart?

Back

A tally chart is a way to record and count data using marks (tallies) to represent each count.