This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Biostatistics, Subject name: Social & Preventive Medicine
In a distribution, if the mean is less median, then the distribution is said to be - 
Select and explain. 
A. Negative skewed, B. Positively skewed, C. Normal distribution, D. No correlation
A: Negative skewed
Answer: A: Negative skewed 
Explanation: Negative skewed ( left skewed ) : Mean less than median . Mode >median > mean Postitive skewed ( right skewed) : Mean more than median Mean > median > mode