5. Identify whether the following is a qualitative or quantitative data. a. The building has 25 floors. b. It is warm outside. c. The game ended quickly. d. The temperature outside is 30 degrees celsius. 6. Identify whether each of the following data come from a primary or secondary source. a. A letter written by George Washington to his mother about the latest 'developments in the Revolutionary War. b." A mummy from ancient Egypt. c. A photograph of you and your friends at your 18th birthday party. 7. A school principal wants to find out if parents would approve of an out-of-town field trip. What type of data collection would best suit this situation? Explain. 8. The Sangguniang Kabataan in a barangay would like to distribute gifts to residents who are 16-30 years old. What type of data collection can they use? 9. If you want to use stratified sampling in collecting data about the performance of mathematics teachers in your school, how will you divide them into strata? 10. Find the mean, median, mode, lower quartile, upper quartile, and range of the following set of values: 54, 46, 19, 12, 2, 5, 43, 54, 5, 37, and 13