
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
There are 5 individuals in the sample, among which four values are 0, 1, 2, 3, and the fifth value is missing. Given that the average value of the sample is 1, calculate the variance of the sample.

Present the answer in LaTex format: \boxed{Your answer}
user