QUIZ 101

A part or subset of the population from which information is collected.

• a). Population

• b.) Sample

• c.) Parameter

• d.) Statistic

_____________ is a measurable characteristics of a population.

• a.) Population

• b.) Sample

• c.) Parameter

• d.) Statistic

All of the statements are true about PROBABILITY SAMPLING "except".

• a.) Each unit has a nonzero probability of being selected or actually taken for the survey

• b.) It reduces the risk of selection bias through random selection

• c.) It allows researchers to focus on specific characteristics or groups within the population

• d.) The probabilities of selection are used to make inferences to the population.

Multistage Sampling is:

• a.) a form of nonprobability sampling used in small surveys.

• b.) it uses stratification and clustering, often with several stages

• c.) sample units at a regular interval, based on random start

• d.) useful when the target population is found in a small geographical area.

____________ occurs when the sample selected does not perfectly represent the population.

• a.) Standard error

• b.) Margin error

• c.) Non-sampling error

• d.) Sampling error

What type of sampling is used shown in the illustration?

• a.) Simple Random Sampling

• b.) Stratified Sampling

• c.) Systematic Sampling

• d.) Cluster Sampling

What type of sampling method is used?

Government employees of a certain agency may be divided by division, by age, by length of service, by position, etc.

• a. Simple Random Sampling

• b. Stratified Sampling

• c. Systematic Sampling

• d. Cluster Sampling

What type of sampling method is used?

Randomly selecting beneficiaries from the list of Pantawid Pamilya Program for interview.

• a. Simple Random Sampling

• b. Stratified Sampling

• c. Systematic Sampling

• d. Cluster Sampling

What type of sampling method is used?

A forester wishes to estimate the average height of coconut trees on a plantation. The plantation is divided into 386 plots. An SRS of 20 is selected and all trees on the sampled plots are measured.

• a. Simple Random Sampling

• b. Stratified Sampling

• c. Systematic Sampling

• d. Cluster Sampling

What type of sampling method is used?

PCSO conducts customer satisfaction surveys and interviews the people lining up to apply for financial assistance.

• a. Purposive or Judgement Sampling

• b. Quota Sampling

• c. Snowball Sampling

• d. Volunteer Sampling