To analyze the relationship between the feature "SkinThickness" and the task of determining whether a person has diabetes or not, we can leverage prior knowledge about diabetes and its symptoms. 

In general, individuals with diabetes might have greater skin thickness due to certain factors such as insulin resistance, higher body mass index (BMI), and higher levels of inflammation. However, it is important to note that skin thickness alone may not be a definitive diagnostic factor for diabetes, and other clinical indicators such as blood glucose levels should be considered.

Based on this analysis, we can create a dictionary with example values of "SkinThickness" for each target class:

```json
{
	"yes": [25.0, 37.5, 40.2, 51.8, 60.6],
	"no": [15.2, 19.7, 21.1, 28.5, 32.0]
}
```

Please note that these values are hypothetical and represent examples of potential "SkinThickness" values for individuals with and without diabetes. The exact relationship between "SkinThickness" and the presence of diabetes may vary based on various factors and should be confirmed through further investigation or analysis.