
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 the following real-world problems:
① The cure rate of a drug for a certain disease;
② Whether two drugs treating the same disease are related;
③ The probability of smokers contracting lung disease;
④ Whether the smoking population is related to gender;
⑤ Whether internet usage is related to the crime rate among teenagers.
Among these, the problems that can be solved using independence tests are __________.

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