Step by step
The question
Question: find the mode of 1, 2, 3 and 4.
Mode of 1, 2, 3, 4
The mode is the number that comes up most often.
mode: the one that comes most often
1 Put them in order
First we put them in order, smallest first: 1, 2, 3 and 4.
= 1, 2, 3, 4
We still have 4 numbers.
None is lost.
4 numbers ✓
2 Count each number
Every number comes just once.
We write each number, and how many times it comes.
= 1 → 1, 2 → 1, 3 → 1, 4 → 1
3 Pick the most
No number comes more than once.
So there is no mode.
= no mode
Let's look back.
First: put them in order.
Then: count each number.
Last: pick the most.
Answer
= no mode