Algebra 1 Statistics Review

Front

What is the mode in a data set?

Back

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

Front

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

Back

The range is found by subtracting the smallest number from the largest number in the set.

Front

What is an outlier in a data set?

Back

An outlier is a value that is much higher or much lower than the other values in a set of data.

Front

What is the interquartile range (IQR)?

Back

The interquartile range is the difference between the first quartile (Q1) and the third quartile (Q3) in a data set.

Front

What does it mean to find the median of a data set?

Back

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

Front

How do you calculate the mean of a data set?

Back

The mean is calculated by adding all the numbers together and dividing by the total count of numbers.

Front

What is the difference between mean and median?

Back

The mean is the average of all values, while the median is the middle value when arranged in order.

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 box plot?

Back

A box plot is a graphical representation of the distribution of a data set that shows the median, quartiles, and outliers.

Front

What is a histogram?

Back

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