MATHS - Probability - Median

The video tutorial explains the concept of median, one of the three measures of average. It demonstrates how to find the median by arranging data in ascending order and identifying the middle value. Examples are provided for both even and odd numbers of data points. The tutorial also includes a comparison of medians between two runners and a practice question on median earnings. The key takeaway is to remember that the median is the middle value in a data set.

What is the first step in finding the median of a data set?

• Identify the largest number

• Add all the numbers together

• Arrange the numbers in ascending order

• Find the average of the numbers

If a data set has an even number of values, how is the median determined?

• By choosing the smallest number

• By finding the sum of all numbers

• By averaging the two middle numbers

• By selecting the largest number

What is the median of the numbers 44 and 51?

• 50

• 47.5

• 46

• 45

Who has a faster median time, Bob or his friend?

• Cannot be determined

• Both have the same median

• Bob

• Bob's friend

According to the median, who earned more?

• Cannot be determined

• Uber drivers

• Black cabs

• Both earned the same