Methods of Data Collection

Estimate the number of students in your school who play video games more than 10 hours per week.

• Census

• Sample Survey

• Experiment

• Observational Study

A random selection of people are called every morning for a week to determine if television shows are too violent. 

• Census

• Sample Survey

• Experiment

• Observational Study

Disneyland often surveys its guests as they exit a restaurant during their visit. The surveyor stands at the restaurant exit, counts the number of people leaving, and surveys every 25th guest.
This is a form of:

• Simple Random Sample

• Stratified Random Sample

• Voluntary Response

• Systematic Random Sampling

A teacher wants to know the average time spent doing homework by the students in her class of 20 girls and 5 boys.

She selects the five closest to her desk.

• Simple Random Sampling

• Stratified Sampling

• Convenience Sampling

• Systematic Sampling

The principal asks 50 randomly selected students whether the student parking lot should be expanded. Identify the method of data collection.

• Survey

• Experiment

• Observational Study

• Simulation

The principal asks 50 randomly selected students whether the student parking lot should be expanded. Identify the method of data collection.

​ (a)  

• Survey

• Experiment

• Observational Study

• Simulation

A teacher hands out an index card and asks ALL of her students to write down the following information: age, height (in inches), and what grade they are in.

Which of the following best describes her method of data collection?

• Census

• Simple Random Sample

• Cluster Random Sample

• Stratified Random Sample

Questionnaire is a _____

• Research method

• Measurement technique

• Data collection method

• Sampling technique

Interview every 10th student who enters the school in the morning. Determine the sampling method used.

• simple random sampling

• cluster sampling

• systematic sampling

• convenience sampling

A teacher wants to know the average time spent doing homework by the students in her class of 20 girls and 5 boys.

She picks the student in every 5th seat.

• Simple Random

• Systematic

• voluntary response

• convenience