Statistics: Bias, sample methods, margin of error

This sample consists of the entire population

• convenience
• census
• cluster
• simple

This method produces values that systematically differ from the population being sampled.

• valid sample
• variable sample
• biased sample
• cluster sample

The conductor has no input or control over the environment in this situation

• census
• observational study
• experiment
• judgment

Tags

CCSS.HSS.IC.B.3

The conductor has control over the environment in this setting

• experiment
• observational study
• population
• sample

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

Identify the sampling design: The LFCC registrar wants to investigate attitudes of their graduates.  The registrar randomly selects 100 names from each of the four past graduating classes.

• cluster
• volunteer
• stratified
• simple random

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

Identify the sampling design: School admin conducted a survey on post-graduation plans.  Students of senior class 2018 were listed in order by class rank.  The school selected a random number between 1 and 15, obtaining a number 11.  Then, they selected every 11th student for the survey.

• cluster
• volunteer
• systematic
• simple random

Tags

CCSS.HSS.IC.B.3

Identify the sampling design: Mr. Rhoades puts all of his students' names in a hat and randomly selects one without looking.

• cluster
• volunteer
• systematic
• simple random

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

Identify the sampling design: CCS wants to survey its employees. They pick 4 schools from the county and survey every single employee in each of the 4 buildings.

• cluster

• volunteer

• systematic

• simple random

Identify the sampling design: A campaign intern makes phone calls to ask questions to registered voters regarding their intention to vote on election day.

• cluster
• volunteer
• systematic
• simple random

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

Identify the sampling design: Mr. Rhoades asks Mr. May, his neighbor, who his favorite America's Got Talent contestant is

• cluster
• unbiased
• stratified
• convenience