
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
When fitting a set of data with the model $y=ce^{kx}$, in order to find the regression equation, let $z=\ln y$, after transforming it, we get the linear equation $z=0.3x+4$. The values of $c$ and $k$ are respectively \_\_\_\_\_\_ and \_\_\_\_\_\_.

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