Stomata closing can be induced

Fundamental principles of design of experiment are

(I) Randomization

(II) Replication

(III) Local control

Which option is correct?

Which option is WRONG?

Which of the following is a sources of primary data?

Which of the following options is correct when data is classified on the basis of attributes?

For the distribution with unknown θ

The probability of getting 9 cards of the same suit in one hand at a game of bridge is

If random variable X follows binomial distribution with parameter n and p with mean 15 and variance 10, then the value of mode is