Unit 10 Data Analysis Review

Front

What is the mean?

Back

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

Front

How do you calculate the mean of a set of numbers?

Back

Add all the numbers together and divide by the total count of numbers.

Front

What is the median?

Back

The median is the middle value in a list of numbers sorted in ascending order. If there is an even number of values, the median is the average of the two middle numbers.

Front

How do you find the median of a set of numbers?

Back

Sort the numbers in ascending order and identify the middle value.

Front

What is the mode?

Back

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

Front

How do you determine the mode of a data set?

Back

Identify the number that occurs most often in the set.

Front

What is a data interval?

Back

A data interval is a range of values that groups data points together for analysis.

Front

What does it mean if a graph has a peak?

Back

A peak in a graph indicates a high point where data values are concentrated.

Front

What does it mean if there is a cluster in data?

Back

A cluster indicates a group of data points that are close together, showing a concentration of values.

Front

What is a gap in data?

Back

A gap in data refers to a range where no data points are present.