Samples and Surveys

A television station invites viewers to call in and name their favorite show.

• Convenience
• Self-Selection
• Systematic
• Random

A school principal gathers an alphabetical list of all the students at her school.  Then she selects every 15th student to take a survey about the cafeteria's lunch menu.

• Convenience
• Self-Selection
• Systematic
• Random

Tags

CCSS.HSS.IC.B.3

A reporter asks people leaving a movie theater to take a survey about their television viewing habits.

• Convenience
• Self-Selection
• Systematic
• Random

Tags

CCSS.HSS.IC.B.3

A psychologist uses a computer program to randomly select names from a list of students at a university.  The members of the sample will take a survey about student housing at the university. 

• Convenience
• Self-Selection
• Systematic
• Random

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

A school psychologist sits in a school cafeteria and takes notes on student's behavior while they eat lunch.  Which of the following types of studies is the researcher conducting?

• Controlled Experiment
• Observational Study
• Survey

Four algebra classes are to be studied.  Two classes will run as usual.  The other two classes will be run as usual, except they will be told they are an honors class.  Their test scores will be compared.  What type of study is the researching conducting?

• Controlled Experiment
• Observational Study
• Survey

Tags

CCSS.HSS.IC.B.3

Four algebra classes are to be studied.  Two classes will run as usual.  The other two classes will be run as usual, except they will be told they are an honors class.  Their test scores will be compared.  What type of study is the researching conducting?

• Controlled Experiment
• Observational Study
• Survey

Tags

CCSS.HSS.IC.B.3

A school concert committee conducts a survey to find what type of music students would like to hear at a school concert.  Which method is least likely to result in biased sample?

• Call 30% of the senior class directory
• Interview every 30th student as they walk into school
• Ask every 10th person as they leave a school band concert.
• Set up a website for the art students to list their two favorite genera of music.

A news reporter wants to determine the city's favorite types of food.  At the food festival, he interviews the first 30 people that enters the festival.  What type of sampling method is used in this situation?

• Convenience Sample
• Random Sample
• Self-selected Sample
• Systematic Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A botanist records the number of days it takes a sunflower to grow and bloom into a flower.  Which type of study method was used?

• controlled experiment
• Observational Study
• Random Sample
• Survey