Data Analysis Review

Front

What is data analysis?

Back

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

Front

What is a range in data analysis?

Back

The range is the difference between the highest and lowest values in a data set.

Front

How do you find the mode of a data set?

Back

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

Front

What does the X-axis represent in a graph?

Back

The X-axis typically represents the independent variable or categories being measured.

Front

What does the Y-axis represent in a graph?

Back

The Y-axis typically represents the dependent variable or the values being measured.

Front

What is a bar graph used for?

Back

A bar graph is used to compare different groups or to track changes over time.

Front

What is a pie chart used for?

Back

A pie chart is used to show the proportions of a whole, representing percentages of different categories.

Front

What is a survey in data analysis?

Back

A survey is a method of collecting data by asking people questions to gather information about their opinions or behaviors.

Front

What is a data set?

Back

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

Front

What is a frequency table?

Back

A frequency table is a table that displays the number of times each value occurs in a data set.