WRITE THE NUMBER ONLY. (no need for explanation) EXAMPLE: 1 Classify the following statements as: 1 - Simple Random Sampling 2 - Stratified Sampling 3 - Systematic Sampling 4 - Cluster Sampling 1. In a university of 1,000 students a survey was to be taken to determine how many students are left-handed. It was found out that 8% of the student population are left-handed. 2. A study in the wake of a natural disaster divides a population according to region, then choose a region randomly to begin establishing the disaster's overall effect. 3. A pharmaceutical company wants to test the effectiveness of a new drug. The first group will receive the new drug; the second group will receive a placebo. 4. A study was conducted to determine whether a new schooling program affects the test scores of students. The scores were grouped by family income category. 5. A survey about timekeeping divides the population by time zone, then take 100 random samples per zone. 6. A test tracking physical development in students over time was divided by district, selecting one specific school at random. 7. On an assembly line, each employee is assigned a random number using computer software. The same software is used periodically to choose a number of one of the employees to be observed to ensure they are employing best practices. 8. Subjects were taken from urban area by going door-to-door, and rural subjects using mail. 9. A restaurant leaves a fishbowl on the counter for diners to drop their business cards. Once a month, a business card is pulled out to award one lucky diner with a free meal. 10. A test of the effectiveness of a new curriculum divides an area by school district, then choosing a school then performed sampling of students from each. 11. A researcher wanted to sample 1,000 students at a university with an enrolled population of 10,000. The researcher chose every tenth person from a list of all students. 12. The investigator establishes a 50 km transect line between two points of a river. All individuals on the transect line were counted along every 10 km transect position. 13. Researcher takes the map of all potential pools in an area and pick a random sample of pools to survey for species occurrence. 14. Species richness of aquatic macro-invertebrates in a forested wetlands which fall into coniferous, deciduous, and mixed; then random samples of wetlands for each wetland were taken separately. 15. Salmon within watershed, within reach, and within channel were recorded by investigators.
WRITE THE NUMBER ONLY. (no need for explanation)
EXAMPLE: 1
Classify the following statements as:
1 - Simple Random Sampling
2 - Stratified Sampling
3 - Systematic Sampling
4 - Cluster Sampling
1. In a university of 1,000 students a survey was to be taken to determine how many students are left-handed. It was found out that 8% of the student population are left-handed.
2. A study in the wake of a natural disaster divides a population according to region, then choose a region randomly to begin establishing the disaster's overall effect.
3. A pharmaceutical company wants to test the effectiveness of a new drug. The first group will receive the new drug; the second group will receive a placebo.
4. A study was conducted to determine whether a new schooling program affects the test scores of students. The scores were grouped by family income category.
5. A survey about timekeeping divides the population by time zone, then take 100 random samples per zone.
6. A test tracking physical development in students over time was divided by district, selecting one specific school at random.
7. On an assembly line, each employee is assigned a random number using computer software. The same software is used periodically to choose a number of one of the employees to be observed to ensure they are employing best practices.
8. Subjects were taken from urban area by going door-to-door, and rural subjects using mail.
9. A restaurant leaves a fishbowl on the counter for diners to drop their business cards. Once a month, a business card is pulled out to award one lucky diner with a free meal.
10. A test of the effectiveness of a new curriculum divides an area by school district, then choosing a school then performed sampling of students from each.
11. A researcher wanted to sample 1,000 students at a university with an enrolled population of 10,000. The researcher chose every tenth person from a list of all students.
12. The investigator establishes a 50 km transect line between two points of a river. All individuals on the transect line were counted along every 10 km transect position.
13. Researcher takes the map of all potential pools in an area and pick a random sample of pools to survey for species occurrence.
14. Species richness of aquatic macro-invertebrates in a forested wetlands which fall into coniferous, deciduous, and mixed; then random samples of wetlands for each wetland were taken separately.
15. Salmon within watershed, within reach, and within channel were recorded by investigators.
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