Statistics - Quiz #1- Terminology/Levels/Sampling

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.W.11-12.2D

CCSS.L.11-12.6

CCSS.W.9-10.2D

CCSS.L.9-10.6

CCSS.L.8.6

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

• systematic

• simple random sample

• convenience

• Self - selected (volunteer)

Tags

CCSS.L.3.6

CCSS.L.1.6

CCSS.RI.K.7

A ___ is a large group that includes everything being studied.

• Sample
• Stratified Sampling Method
• Population
• Voluntary-Response

Tags

CCSS.L.6.4C

CCSS.L.7.4C

CCSS.L.8.4C

CCSS.L.9-10.4C

CCSS.L.11-12.4C

A teacher splits her classes up by period. She then randomly picks 3 students from each period to do a survey.

• Stratified.

• Systematic

• Cluster

• Biased.

Tags

CCSS.RL.11-12.6

A zoologist studying adult bears measures a number of different variables. Which of the possible variables is qualitative?

• the weight in pounds of an adult bear

• the level of aggression (low, moderate, high) displayed by an adult bear

• the number of fish an adult bear eats in a particular day

• the time taken to catch a fish

Ana wants to know the average student’s opinion of the tardy policy at her school. Which group of students should she survey in order to achieve the most accurate results?

• thirty students who are often tardy
• thirty students who are rarely tardy
• thirty of her friends
• thirty randomly selected students from her school

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.4

Becky wants to know if she should sell cranberry muffins at her bakery. She asks every customer who buys blueberry muffins if they would buy cranberry muffins. Is this a representative sample?

• Yes, it does not include people who would buy cranberry muffins but do not like blueberry muffins

• No, it does not include people who would buy cranberry muffins but do not like blueberry muffins

• Yes, it does include people who would buy cranberry muffins but do not like blueberry muffins

• No, it does include people who would buy cranberry muffins but do not like blueberry muffins

Tags

CCSS.HSS.IC.A.1

Complete the definition:

A _______ is a subset of a population

• sample

• sampel

• people

• statistics

• group

What is a census?

• Everyone in the group you are researching

• A survey of everyone in the group you are researching

• A small proportion of the group you are researching

• A survey of a small proportion of the group you are researching

What is a sample?

• Everyone in the group you are researching

• A survey of everyone in the group you are researching

• A small proportion of the group you are researching

• A survey of a small proportion of the group you are researching

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3