> ## Documentation Index
> Fetch the complete documentation index at: https://docs.simular.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# noul

```typescript
noul(instructions: string): NoulQuestion
```

A yes/no question. The answer is a probability, not a boolean —
thresholds belong to the caller.

## Parameters

<ResponseField name={"instructions"} type={"string"} required />

## Returns

<code>[NoulQuestion](/simulang-js/api/v14.0.0/interfaces/NoulQuestion)</code>