Unit 1 Review

The population describes:

• The group of people being surveyed
• part of the group being surveyed
• the whole world
• the school

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Based on a study of 2121 children between the ages of one and four, researches at the Medical College of Wisconsin Concluded that there was an association between iron deficiency and the length of time the child is bottle-fed. What is the POPULATION of interest?

• 2121 children aged 1-4
• all children aged 1-4
• length of time bottle-fed
• Medical College of Wisconsin

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

_________ is a sample in which each individual or object in the entire population has an equal chance of being selected.

• Convenience Sampling

• Population

• Random Sampling

• Systematic Sampling

Tags

CCSS.HSS.IC.B.3

Identify the Sample:
A restaurant wants to know if their customers buy dessert when they eat out. As people leave the restaurant one evening, 20 people are surveyed at random. Eight people say they usually order dessert when they eat out. The restaurant concluded that most customers do not order dessert.

• 20 customers
• All customers
• 8 customers
• Dessert

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Determine the type of sampling used in the following scenario: Divide students into freshmen, sophomores, juniors, and seniors and then randomly select 10 students from each group to conduct a survey about the amount of time spent studying.

• Systematic

• Random

• Cluster

• Stratified

Tags

CCSS.HSS.IC.B.3

Determine the type of sampling used in the following scenario: 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

• Cluster

• Systematic

• Random

Tags

CCSS.HSS.IC.B.3

Determine the type of sampling used in the following scenario: Ms. Dubovik samples her class by selecting every third person on her class list. Which type of sampling method is this?

• Random

• Systematic

• Stratified

• Cluster

Tags

CCSS.HSS.IC.B.3

Determine the type of sampling used in the following scenario:To find out what the preferred ice cream flavor is, wait outside an ice cream parlor and ask every 4th person leaving the store to name his or her favorite flavor until you get 25 responses is an example of...

• Convenience Sample

• Random Sample

• Stratified Random Sample

• Systematic Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Determine the type of sampling used in the following scenario: Starting at 8:00 Monday morning the first 50 students entering the front doors are selected to be in the sample. This is what type of sampling design?

• Systematic

• Stratified

• Cluster

• Convenience

Tags

CCSS.HSS.IC.B.3

This sample is selected by dividing the population into subgroups and then taking a fixed number of units from each group using the simple random sample.

• stratified

• cluster

• convenience

• systematic

Tags

CCSS.HSS.IC.B.3