
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
Among the following statements:
① After adding or subtracting the same constant from each data point in a set, the variance remains unchanged;
② The regression equation $\hat{y} = b\hat{x} + a$ must pass through the point $(\overline{x}, \overline{y})$;
③ There is a correlation between points on a curve and their coordinates;
④ In a 2×2 contingency table, if it is calculated that $K^2 = 13.079$, then there is a 90% probability of a relationship between the two variables.
The incorrect statements are __________.

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