40. In a critical situational context, a statistician identifies that a dataset contains significant missing values, particularly for a key outcome variable. What is the urgency from a biostatistical perspective?
A.
To immediately impute all missing values.
B.
To investigate the pattern of missingness and assess its potential impact on bias and the validity of results.
✓
C.
To ignore the missing values if they are less than 5%.
D.
To discard all records with missing values.
📖 Additional Information
To immediately impute all missing values.
To investigate the pattern of missingness and assess its potential impact on bias and the validity of results.
To ignore the missing values if they are less than 5%.
