Read the following pasage and answer the questions given below. In the times of COVID-19, testing is very important. On testing s he probability that a person is diagnosed correctly. when a person is actually suffering from COVID- 19 is 0.99. The probability that doctor diagnoser incorrectly that a person is suffering from COVID- 19 is 0.001. In a certain city it was deducted that there is 0.001 chance that a person suffer from COVID-19. (i) If the population of city is 200,000. How many persons are expected to suffer from COVID-19? (ii) What is the probability that a person is diagnosed correctly for COVID-19? (iii) What is the probability that a person actually has a COVID-19, when he is diagnosed to have COVID-19? OR (iii) Find the probability that error occurred in diagnosing the Covid-19.​