Data Gathering

Which method is most likely to produce a random sample of the members of your class? 

• listing the first six students that come to mind 
• choosing the five oldest students in the class
• writing the name of each student on a separate piece of paper and then drawing these slips from a hat 
• selecting the first six students to arrive at class 

Tags

CCSS.HSS.IC.B.3

Ms. Evans samples her class by selecting every third person on her class list.  Which type of sampling method is this?

• Simple
• Systematic
• Stratified
• Cluster

Ms. Reynolds samples her class by selecting all students sitting at group 1 and group 5 in her classroom.  This sampling technique is called?

• Simple
• Stratified
• Systematic
• Cluster

Tags

CCSS.HSS.IC.B.3

Ms. Banks samples her class by selecting 5 girls and 7 boys.  This type of sampling is called?

• Stratified
• Systematic
• Simple
• Cluster

Farmer Joe randomly picks 100 trees using a random number generator to estimate the number of apples produced by his apple trees.  This is ______________ sampling.

• Simple
• Stratified
• Cluster
• Systematic

Tags

CCSS.HSS.IC.B.3

In order to use samples to estimate something from the population, the sample should be _________________ the population.

• Exactly the same as
• Nothing like
• Representative of
• Larger than

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

Dylan asked his school's basketball team to rate the school cafeteria. Is this a biased sample of the school's population?

• Yes, because it is a convenience survey
• No, the basketball team has the smartest students
• Yes, because it's voluntary survey
• No, he should have asked the football team

A student wants to determine the favorite professional sport of students in her high school.  Which of the following samples is most likely to giver her a representative sample?

• A random Sample of the students in the art honor society
• A random sample of students on the basketball team
• A random sample of students on the official school enrollment roster
• A random sample of students in the library during lunch

Tags

CCSS.HSS.IC.A.1

CCSS.7.SP.A.1

To study the amount of time students spend doing homework each day, use a random number generator to select 25 freshmen, 25 sophomores, 25 juniors, and 25 seniors to survey.

• Convenience Sample
• Simple Random Sample
• Stratified Random Sample
• Interval Sample

Tags

CCSS.HSS.IC.B.3

The student newspaper runs a weekly question that readers can answer online or by campus mail. One question was “Do you think the college is doing enough to provide student parking?" Of the 136 people who responded, 79% said “No." The newspaper poll does not give a trustworthy estimate of student opinion because there is

• bias due to nonresponse.
• bias due to undercoverage.
• bias due to the suggestive wording of the question.
• bias due to relying on voluntary response.

Tags

CCSS.HSS.IC.B.6