Data Collection Review

Interview every 10th student who enters the school in the morning.

• simple random

• voluntary response

• systematic

• convenience

Tags

CCSS.HSS.IC.B.3

Marianne wanted to know students' opinion on the new schedule at school. She survey's the first 30 students who come into her class.

• Convenience Sampling

• Systematic Random Sampling

• Simple Random Sampling

• Volunteer response

Tags

CCSS.HSS.IC.B.3

A teacher wants to know how well her students are doing on a topic. She randomly picks one class to survey.

• Simple Random

• Cluster

• Stratified

• Systematic

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A ___ is a small portion of the population used to gather data from.

• Systematic Sampling Method
• Sample
• Population
• Bias

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Assign each car in a dealership a number and then use a random-number table to select the cars to be inspected. 

• systematic
• random sample
• convenience
• volunteer response

Tags

CCSS.HSS.IC.B.3

Why do we randomly select our samples?

• to increase bias
• to reduce bias
• so we don't get the same answers from everyone
• because it's easier

Tags

CCSS.HSS.IC.B.3

Leslie wants to find out what show students watch the most.  She surveyed the 9 youngest students in the elementary school.  Is this sample of the students in the school likely to be representative?

• yes
• no
• Mr. Shinn, I have no idea!

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

What type of Sampling?

A researcher randomly selects and interviews fifty male and fifty female teachers.

• Random

• Stratefied

• Systematic

• Cluster

Tags

CCSS.HSS.IC.B.3

One group of subjects was given an herbal supplement and another group was given a placebo. After one year, the number of illnesses each group had was compared.

• Observational Study

• Experiment

Tags

CCSS.HSS.IC.B.3

Identify each of the following as an observational study or an experiment.

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

• Observational study

• Experiment

Tags

CCSS.HSS.IC.B.3