
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 monthly exam for senior high school grade 3 in our school in 2015, the scores in science mathematics followed a normal distribution with a mean of 90 and a standard deviation of σ (σ > 0). The statistical results showed that P(60 ≤ ξ ≤ 120) = 0.8. Assuming that 780 students from our school participated in this exam, estimate the number of students with scores higher than 120.

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