Module 3 Exercise 1

Population or Sample?

5 mathematics teachers of MCHS

• Population

• Sample

Population or Sample?

All MCHS basketball varsity members

• Population

• Sample

Population or Sample?

3 Grade 11 sections

• Population

• Sample

Parameter or Statistic?

The average late fee for 360 credit card holders was found to be P500.

• Parameter

• Statistic

Parameter or Statistic?

The average salary of all assembly line employees at a certain car manufacturing plant is P15,000.

• Parameter

• Statistic

Parameter or Statistic?

A recent survey by the alumni of a major university indicated that the average salary of 10,000 of its 30,000 graduates was P75,000.

• Parameter

• Statistic

What sampling technique was used in this situation?

A researcher interviewed all top 10 Grade 11 students in each of 15 randomly selected private schools in Metro Manila.

• Simple

• Systematic

• Stratified

• Cluster

What sampling technique was used in this situation?

A researcher is doing a research work on the students’ reaction to the newly implemented curriculum in StatProb and interviewed every 10^th student in the list of 548 students.

• Simple

• Systematic

• Stratified

• Cluster

What sampling technique was used in this situation?

A researcher who is studying the effects of educational attainment on promotion conducted a survey of 50 randomly selected workers from each of these categories: high school graduate, with undergraduate degrees, with master’s degrees, with doctoral degrees, and with postdoctoral degrees.

• Simple

• Systematic

• Stratified

• Cluster

What sampling technique was used in this situation?

A researcher uses random numbers to select employees who will participate in a survey.

• Simple

• Systematic

• Stratified

• Cluster