Can you give me some preparation tips for Statistical Investigator Interview examination?

Here I am giving you some preparation tips for Statistical Investigator Interview examination below :

You should be physically and mentally prepare for SSC IAS Statistical Investigator Interview examination. you have to take all required documents in Interview examination.

You must be confident in interview examination and give answer in perfect language with patience. you should be wear formal dresses for interview exam before entering in interview room firstly take permission …
It Is also important that you will make an eye contact with interview examiner it shows your confidence level .. in interview use good body language to explain your thoughts and ideas.. for interview exam you should prepare topics related to your post of examination .

Sample interview questions:

What are its various norms and regulation?
What is queuing theory? What is use of computers in it?
What is role of computers in Statistical Investigations?

What is difference between BSc (APS) and simple BSc.
Why statistical investigator?
That is testing of hypothesis?
What is test of significance?
P-test, Student T test, difference between discrete and continuous data?
What is left tailed test, right tailed test and two tailed test?
Interval estimation?
What is difference between BSc (APS) and simple BSc.
Why statistical investigator?
That is testing of hypothesis?

If you are given 100 sized populations, how would you choose small sample for testing? What would be its size?
What is error of tolerances? What is .01 and .05 values during testing? What is the other What is Bio diversity? How Delhi University has contributed in it? What are various Bio-Diversity Parks in Delhi?
Who are various Bharat Ratna Awarded musicians in India other than Lata Mangeshkar?
Why didn’t you join any private company as you have done your internship with Converges?
What is Arya Smaj? Who established it?
value for acceptance region?
What is the range of values in normal curve?
What is value of P(X=4) in normal curve?