Find out the correct answer out of the options given against each questions : In random sampling with replacement from a population with standard deviation sigma if the sample size is equal to the population size, N, then the standard error of sample mean will be
Find out the correct answer out of the options given against each questions : The number of all possible samples of size 2 from a population of 10' members using simple random sampling with replacement is
Find out the correct answer out of the options given against each questions : In a simple random sampling with replacement from a population of size N, the probability that a particular member is included in the selected sample of size n is
Answer as directed: Define simple random sample.
It is know that 10% of certain articles manufactured are defective.What is the probability that in a random sample of 12 such articles,9 are defective?
