Based on prior knowledge, serum cholesterol levels can be used to assess the risk of heart disease. Generally, higher levels of serum cholesterol are associated with a higher likelihood of heart disease. However, it is important to consider that other factors such as age, gender, and overall health can also influence the risk.

Here's the analysis of the relationship between serum cholesterol levels and the presence of heart disease:

- For the target class 'no' (indicating absence of heart disease), typical cholesterol values may range from around 100 to 200 mm/dl. However, it is important to note that individuals without heart disease can have a wide range of serum cholesterol values, and it's not solely determined by cholesterol levels.

- For the target class 'yes' (indicating presence of heart disease), typical cholesterol values may range from around 200 to 400 mm/dl. Again, it's important to consider that heart disease can be present even with lower serum cholesterol levels, and other risk factors should be taken into account.

Based on this analysis, here's the dictionary with example cholesterol values for each target class:

```json
{
	"no": [150.5, 175.2, 182.8, 198.1, 205.9],
	"yes": [220.3, 265.7, 287.9, 321.4, 375.6]
}
```

Please note that these values are just examples and should be interpreted as approximate typical values. The actual cholesterol levels indicating heart disease can vary depending on various factors.