Based on prior knowledge, the feature "SkinThickness" may have a relationship with the target variable "Does this person have diabetes?". Generally, individuals with diabetes may have higher levels of skin thickness compared to those without diabetes. 

Analyzing the feature and target relationship, the following dictionary can be generated:

```json
{
  "yes": [32.0, 35.0, 38.0, 45.0, 50.0],
  "no": [15.0, 18.0, 22.0, 25.0, 28.0]
}
```

Note: The values in the dictionary are just examples and may not be exact.