
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 a chemistry exam, 15% of the students scored 65 points, 40% scored 75 points, 20% scored 85 points, and the rest scored 95 points. Calculate the difference between the mean and the median score of the students' scores on this exam.

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