stanbkt.utils.validate_data

stanbkt.utils.validate_data(data, col_mapping, check_groups=False, additional_required_cols=None)

Validate input data for BKT model fitting.

Parameters:

• data (DataFrame) – Input data containing student interactions.

• col_mapping (dict[str, str]) – Mapping of expected column names. Keys should be ‘student_id’, ‘problem_id’, ‘correct’, and ‘kc_id’. If None, default column names are used.

• check_groups (bool) – Whether to check for group column in the data.

• additional_required_cols (set[str] | None)

Raises:

ValueError – If required columns are missing or if correctness values are not binary.

Return type:

None