Statistical Studies

Compare voter satisfaction levels between people assigned to use either paper ballots or touchscreen machines.

• Experiment
• Observational Study

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.3

CCSS.HSS.ID.B.5

Determine which brands of orange juice people prefer. The people are randomly chosen at the supermarket and are asked to taste both brands without knowing which brand they are drinking.

• Experiment
• Observational Study

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

Determine if people who take vitamin C every day are less likely to get colds.

• Experiment
• Observational Study

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

CCSS.HSS.ID.C.9

Compare the grades on a final math test of 25 students who use calculators and 25 students who do not use calculators. The students decide which group they are in.

• Experiment
• Observational Study

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.3

Of observational studies, surveys, and experiments, random sampling is only important in experiments.

• True
• False

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

Research in which the researcher separates participants into two or more groups, applies some sort of treatment, then compares the results

• Placebo effect
• Treatment
• Control group
• Experimental study

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

Research in which data is collected, by observation or survey, about some characteristic of the population

• Observational study
• Population
• Control group
• Variable of interest

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

A group in an experimental study that does not receive a treatment

• Control Group
• Variable of Interest
• Experimental study
• Population

Measured result in an experimental study

• Placebo effect
• Variable of interest
• Treatment
• Control Group

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

The candy was sour.

• Categorical data
• Quantitative data

Tags

CCSS.HSS.ID.B.5