Grade 9 Analyzing Data Unit Test

A school principal asks every student and staff member if they like the idea of school uniforms. The school has 450 students and 30 staff members.

The survey above uses a __i__, and __ii__ would influence the data most.

The statement above is completed the information in which answer below?

• i - Sample

  ii - Students

• i - Sample

  ii - Staff

• i - Population

  ii - Students

• i - Population

  ii - Staff

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Who are you most likely to question if you were asking: "Are Canadian voters supportive of the Prime Minister?"

• The entire population of Canada

• All the people who voted in the last federal election

• All adults between 21 and 65 years

• A sample of the voting age population in Canada

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

An ecotourism company is researching how to expand its tours. They divide the western provinces into 8 areas. Then, they survey 10% of the population in each area. Which sampling method is this?

• Convenience Sample

• Stratified Sample

• Systematic Sample

• Voluntary Response Sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A concert promoter wants to give ten free concerts to a random sample of people waiting outside the ticket office. He selects one wristband number and then every tenth number after that. What is the sampling method used here?

• Random

• Stratified

• Systematic

• Convenience

Tags

CCSS.HSS.IC.B.3

Which of the following statements is not a valid reason for using a random sample to conduct a survey?

• It is cheaper to use a sample

• There is too much error in a sample

• There is too much data in the complete population

• It is too time-consuming to use the complete population

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A school principal surveys only the boys in one class to determine if she should make recess longer. This is an example of ...

• Bias

• Cultural Insensitivity

• Inappropriate Use of Language

• Poor Timing

Diana wants to survey grade nine students about their favourite flavour of soft drink. Which question is most appropriate?

• Is Cola your favourite type of soft drink?

• Do you like soft drinks?

• What is your favourite flavour of soft drink?

• What brand of soft drink do you prefer?

Tags

CCSS.RI.2.1

CCSS.RI.3.1

CCSS.RL.1.1

CCSS.RL.2.1

CCSS.RL.3.1

Ethan conducts a survey to determine the demand for an outdoor skating rink in his community.

Ethan can best minimize the bias in his survey by collecting data from people who ...

• Are different ages

• Live in different cities

• Participate in figure skating

• Visit the rink at the same time each day

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Jonas conducts a survey to determine which flavour of ice cream is the favourite among the students at his school. He plans to hand out the questionnaire shown to 100 randomly selected students.

The analysis of the data collected by this survey would be most affected by issues related to ...

• Privacy

• Cultural Sensitivity

• Time & Timing

• Use of Language

Tags

CCSS.6.SP.A.3

The student council of a senior high school surveyed 120 out of 250 Grade 10 students to determine which of three animals should be the school's new mascot. The results of the survey are shown.

• The survey question is confusing

• The survey took too long to complete

• The sample does not represent the population

• The participants' cultural beliefs were not considered

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1