By the end of this lesson, you'll solve:
"Virat Kohli scored 82, 45, 120, 33, and 70 in 5 innings. What is his batting average? And what if you had scores of 1000 students grouped in ranges?"
What is the Mean (Average)?
Picture this: You and 4 friends buy different amounts of candy, then share everything equally. The mean is how much each person gets after sharing.
#13
#25
#37
#45
#510
#62
#78
Mean5.7
Median5
Mode5
Key Points
- 1Mean = Sum of all values / Number of values
- 2Formula: (x1 + x2 + ... + xn) / n
- 3Extreme values pull the mean up or down
- 4Written as x-bar (x with a line on top)
Pro Tip
The mean is the balance point of your data, like the center of a see-saw.
Listen