7th Grade Statistics MC Practice

Front

What is the median of a set of numbers?

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 calculate the mean of a set of numbers?

Back

To calculate the mean, add all the numbers together and then divide by the total count of numbers.

Front

What is the formula to find the average of a set of scores?

Back

Average = (Sum of all scores) / (Number of scores)

Front

What is the range of a set of numbers?

Back

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

Front

How do you find the percentage of data within a specific range?

Back

To find the percentage of data within a range, divide the number of data points in that range by the total number of data points, then multiply by 100.

Front

What is a data set?

Back

A data set is a collection of related data points or values, often organized in a table or list.

Front

What does it mean for data to be skewed?

Back

Skewed data is when the values are not symmetrically distributed, causing the mean to be pulled in one direction.

Front

What is a mode in statistics?

Back

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

Front

What is a frequency distribution?

Back

A frequency distribution is a summary of how often each value occurs in a data set.

Front

What is a histogram?

Back

A histogram is a graphical representation of the distribution of numerical data, showing the frequency of data points within specified ranges.