
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 certain group, each member has a probability $p$ of using mobile payment, and the payment methods are independent of each other. Let $X$ be the number of people out of 10 members in the group who use mobile payment, with a variance of $DX=2.4$ and $P(X=4) < P(X=6)$. Determine the value of $p$.

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