
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
The residual is the random error $e$;
In using the $K^{2}$ formula to infer the reliability of the relationship between two variables "$x$ and $y$", the observed data $a$, $b$, $c$, $d$ should all be no less than $5$;
In the independence test, the relationship between two categorical variables can be intuitively judged through a histogram of equal height. Among them, the correct proposition is \_\_\_\_\_\_\_\_.

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