📢 1800+ Railway Questions & RRB Study Material🚀
Edit MetaData
FREE CONTENT
COURSES
AP
TS
In a data, sum of the deviations about the mean is always:
Cannot be determined
Zero
Negative
Positive
Create a FREE account and get:
Login to your Cracku account.
Follow us on
Incase of any issue contact support@cracku.in
Boost your Prep!
Day-wise Structured & Planned Preparation Guide
By proceeding you agree to create your account
Free CAT Schedule PDF will be sent to your email address soon !!!