For the School election a teacher asks their classes who they will vote for. What is the population and sample?

Population is the whole school, the sample is the students in their classes

Which of the following is most likely to be biased?

A teacher asks their students who their favorite teacher is

A school reports their average SAT score is 1180, one class has an average score of 1260. What do these numbers mean?

1180 is a parameter and 1260 is a statistic

Which is an example of a Quantitative Variable?

Students are asked how many apps are on their phone

Which question contains bias?

Your favorite subject is Math, right?

Which is an example of a Categorical Variable?

Students are asked their favorite subject

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Topic 11 (Statistics) Mid-Topic Review

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Questions 12

Answers

1
For the School election a teacher asks their classes who they will vote for. What is the population and sample?
Population is the students in their classes, sample is the whole school
Population and Sample are the students in the school
Population is the whole school, the sample is the students in their classes
Population is the Seniors, Sample is the Freshmen
2
A new Sleeping Aide is tested. Half of the sample group takes the aide and half do not. What kind of study is this?
Cluster
Sample Survey
Experiment
Observation
3
Which of the following is most likely to be biased?
A teacher asks every 10th student what their favorite sport is
Every tenth student who walks into the cafeteria is asked a question
A teacher asks their students who their favorite teacher is
30 random students are asked whether they eat school lunch or not
4
To find average age of players on the Football team surveys are left by the locker room. What Sampling method is this?
Systematic
Stratified
Self-Selected
Simple
5
100 students are selected from each grade level to answer questions. What kind of study is used?
Experiment
Cluster
Observation
Sample Survey
6
A company hires someone to watch people enter their store to determine their busiest times. What kind of study is this?
Experiment
Observation
Cluster
Sample
7
A school reports their average SAT score is 1180, one class has an average score of 1260. What do these numbers mean?
1180 is a statistic and 1260 is a parameter
1180 and 1260 are statistics
1180 is a parameter and 1260 is a statistic
1180 and 1260 are parameters
8
Which is an example of a Quantitative Variable?
Students are asked if they have a phone or not
Students are asked which phone company they use
Students are asked what type of phone they have
Students are asked how many apps are on their phone
9
Which question contains bias?
Have you ever played basketball?
Your favorite subject is Math, right?
Do you have any pets at home?
Do you prefer coke or pepsi?
10
Which is an example of a Categorical Variable?
Students are asked how many hours a night they sleep
Students are asked their favorite subject
Students are aksed for their test scores
Students are asked for their SAT scores
11
A student wants to survey students on school rules. They choose 10 classrooms to survey . What kind of sampling is this?
Cluster
Stratified
Convenience
Systematic
12
Every tenth student entering the cafeteria is asked a question for a survey. What kind of sampling method is this?
Convenience
Stratified
Systematic
Cluster

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