Following are the most important Questions with answers that are appeared repeated number of time in the tests of Statistical Officers test taken by Punjab Public service Commission.
Most important Questions and answers for Statistical Officer Exams
Q-Sum of the deviation of the values from their mean is always equal to?
Q. Mode is always Greater than?
Q. In binomial distribution mean np is always?
Ans: Less than npq
Q. If coefficient of correlation r =.90 what will be the value of Coefficient of determination?