Suppose a random sample of size n is drawn from a population of r objects without replacement. Find the probability that k given objects are included in the sample.

• no of sample into r object=r*n;
  firstly drown n from r*n=r*n c n;
  and drown k object =r*n c n *n c r;
• 10 years agoHelpfull: Yes(0) No(0)
• no of sample into r object=r*n;
  firstly drown n from r*n=r*n c n;
  and drown k object =r*n c n *n c r/r*n;
• 10 years agoHelpfull: Yes(0) No(0)