Data Analysis Graphs

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 bar graph?

Back

A bar graph is a chart that presents categorical data with rectangular bars, where the length of each bar is proportional to the value it represents.

Front

What is a line graph?

Back

A line graph is a type of chart that displays information as a series of data points called 'markers' connected by straight line segments.

Front

What is a pie chart?

Back

A pie chart is a circular statistical graphic divided into slices to illustrate numerical proportions.

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data, showing the number of data points that fall within a specified range of values.

Front

What does it mean when data shows a positive correlation?

Back

A positive correlation means that as one variable increases, the other variable also tends to increase.

Front

What does it mean when data shows a negative correlation?

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A negative correlation means that as one variable increases, the other variable tends to decrease.

Front

What is the purpose of using graphs in data analysis?

Back

Graphs are used in data analysis to visually represent data, making it easier to identify trends, patterns, and outliers.

Front

What is the significance of the x-axis in a graph?

Back

The x-axis is the horizontal axis in a graph, typically representing the independent variable.

Front

What is the significance of the y-axis in a graph?

Back

The y-axis is the vertical axis in a graph, typically representing the dependent variable.