Data analysis

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

To find the median, first sort the numbers in ascending order. Then, identify the middle number. If there are two middle numbers, calculate their average.

Front

What is the range of a set of numbers?

Back

The range is the difference between the largest and smallest numbers in a set.

Front

What does it mean to sort data?

Back

Sorting data means arranging it in a specific order, typically from least to greatest or greatest to least.

Front

True or False: The median can be found without sorting the data first.

Back

False. The data must be sorted from least to greatest to find the median.

Front

What is an example of finding the median?

Back

For the numbers 3, 1, 4, 2, sort them to get 1, 2, 3, 4. The median is 2.

Front

What is the mode of a set of numbers?

Back

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

Front

How do you calculate the range of the numbers 5, 10, 15?

Back

Range = Largest number - Smallest number = 15 - 5 = 10.

Front

What is the first step in finding the median?

Back

The first step is to sort the data from least to greatest.

Front

If the numbers are 8, 3, 5, what is the median?

Back

Sort the numbers to get 3, 5, 8. The median is 5.