Comparing Different Types of Studies

Complete the definition:

A _______ is a subset of a population

• sample

• sampel

• people

• statistics

• group

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

Complete the definition:

A _________ consists of all subjects (human or otherwise) that are being studied

• Statistics

• Number

• People

• Population

• Pueblo

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

Population or Sample?

A factory overseer selects 40 threaded rods at random from those produced that week at the factory, then she tests their tensile strength.

• Population

• Sample

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

Population or Sample?

A quality control engineer is curious about the thickness of paint on a car at her factory. She randomly selects 30 points on the car and measures the paint thickness at each of those points.

• Population

• Sample

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

Population or Sample?

All of the teachers in a school are surveyed on their meeting time preferences.

• Population

• Sample

Tags

CCSS.7.SP.A.1

Is the given situation a parameter or statistic?

The average annual salary for 35 of a company's 1200 accountants is $68,000.

• parameter

• statistic

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

Is the given situation a parameter or a statistic?

In a survey of a sample of high school students, 43% said that their mother has taught them the most about managing money.

• parameter

• statistic

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

Is the given situation a parameter or statistic?

Sixty-two of the 97 passengers aboard the Hindenburg airship survived its explosion.

• parameter

• statistic

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

What is the control group?

• amount of time the spray stays on the shower

• the half of the shower sprayed with water

• the half of the shower sprayed with coconut juice

• the amount of slime

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

To test the effects of breakfast on grades I ask my students if they ate breakfast and then compare the breakfast eaters grades to the non-breakfast eaters.

This is an example of:

• Observational study

• Experimental Study

• Neither

• Both observational study and experimental study

Tags

CCSS.HSS.IC.B.3