Unit 8 review (Statistical Data)

Front

What is statistical data?

Back

Statistical data refers to data collected and analyzed to understand trends, patterns, and relationships in a given set of information.

Front

What is the mean in statistics?

Back

The mean is the average of a set of numbers, calculated by adding all the values together and dividing by the number of values.

Front

What is the median in statistics?

Back

The median is the middle value in a data set when the numbers are arranged in order.

Front

What is the mode in statistics?

Back

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

Front

What is a range in statistics?

Back

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

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights to compare quantities.

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 sample in statistics?

Back

A sample is a subset of a population used to represent the whole population in statistical analysis.

Front

What is a population in statistics?

Back

A population is the entire group of individuals or instances about whom we hope to learn.