
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 class, $15\%$ of the students scored $60$ points, $20\%$ scored $75$ points, $25\%$ scored $85$ points, $10\%$ scored $90$ points, and the rest scored $100$ points on a test. Determine the difference between the mean and the median score on this test.
A) $0.5$
B) $0.75$
C) $1$
D) $1.25$
E) $1.5$

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