Data Analysis Review

Front

What are outliers in a data set?

Back

Outliers are numbers that are far away from all other data values in the set.

Front

What is the average (mean) of a set of numbers?

Back

The average (mean) is the sum of all values divided by the number of values.

Front

How do you find the median of a data set?

Back

To find the median, arrange the numbers in order and select the middle value.

Front

What is a mode in statistics?

Back

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

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data.

Front

What does the range of a data set represent?

Back

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

Front

How do you calculate the average weight lifted by students?

Back

Add all the weights lifted and divide by the number of students.

Front

What is the purpose of data analysis?

Back

Data analysis helps to interpret and make sense of data to inform decisions.

Front

How can you determine how many values fall within a specific range?

Back

Count the number of data points that lie within the specified range.

Front

What is the significance of finding the number of students who scored between 95 and 100?

Back

It helps to understand the performance of students in a specific high-achieving range.