
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
In the November 2016 math exam for science students in a particular high school, the scores $X$ followed a normal distribution with mean $90$ and standard deviation $\sigma > 0$. The statistical results showed that $P(60 \leqslant X \leqslant 120) = 0.8$. Assuming that $780$ students participated in this exam, estimate the number of students who received a score higher than $120$.

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