
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
Given a sample data with a size of 35, after grouping, the intervals and their corresponding frequencies are as follows: $[5, 10)$: 5; $[10, 15)$: 12; $[15, 20)$: 7; $[20, 25)$: 5; $[25, 30)$: 4; $[30, 35)$: 2. Determine the frequency of the sample in the interval $[20, +\infty)$.

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