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I. Identify whether the source of data is primary or secondary. Write P if it is a primary source and S if it is a secondary source. 1. A written commentary from other researchers 2. Data and information downloaded from the internet 3. Information from the birth certificate 4. An interview with the health officials concerning the effectiveness of the COVID- 19 vaccine 5. Student's online evaluation of the performance of the faculty 6. A TV host was asked about the status of the entertainment industry. 7. There is a price adjustment on our electric bill according to the latest news. 8. Students of BS-Biology gathered important features of their research from the data published in the newspapers. 9. A weatherman reports the development of a typhoon signal in the affected area. 10. A student of BS Psychology is directly observing the behavior of patients with depression. Il. Complete the table below. (show your complete solution) Problem Population Sample Margin of size Size error N n 1. Given 1,500 as the population size and 3% margin of error. Find the desired sample size. 2. What should be the margin of error when the population size is 5,000, and the sample size is 400? 3. Suppose the population size is 11,250, and the margin of error is 8%. Find the sample size.Ill. Determine the sample size for each of the following problems. 1) The College of Science surveys its graduating students to determine the starting salaries and the job market for the new graduates. The population of graduating students according to majors is recorded as follows: BS Bio (85), BSM- CS (102), BSM- BA (78), and BSM- AS (75). If you would like to select 100 samples, how large must a sample be for each major using proportionate allocation? Courses Number of Proportion Samples students BS Biology 85 BSM- CS 102 BSM- BA 78 BSM- AS 75 Total 100 2). The event organizer plans to give 20 complimentary tickets to the presidents of the school organizations so they can attend the upcoming event for free. Since the tickets will be given only to 20 out of 100 presidents, the event organizer decided to choose a systematic random sampling procedure. Let the random start be at number three (3). 1. 6. 11. 16 2. 7. 12. 17 3. B. 13. 18. 4. 14. 19. 5. 10. 15. 20