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Survey and Experiments Review

Authored by Dylan Caruso

Mathematics

12th Grade - University

CCSS covered

Used 2+ times

Survey and Experiments Review
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Dylan wants to know how the students at his school rate the cafeteria. He surveyed 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 is representative of the population

Yes, because it's voluntary survey

No, because it is a SRS

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

In order to assess the effects of exercise on reducing cholesterol, a researcher sampled 50 people from a local gym who exercised regularly and 50 people from the surrounding community who did not exercise regularly. They each reported to a clinic to have their cholesterol measured. The subjects were unaware of the purpose of the study, and the technician measuring the cholesterol was not aware of whether subjects exercised regularly or not. This is

an observational study
an experiment

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

210 college students were randomly assigned to play either a violent or nonviolent video game.  A short time later, the students were presented with the opportunity to trivially harm another person and results comparing the two groups were recorded.
Is this study OBSERVATIONAL or EXPERIMENTAL

Observational
Experimental

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

One day, Ms. Senneseth wants to estimate how many students did their HW. She draws from her card deck and gets a "1" and a "5". She then asks all the students at Table 1 and all the students at Table 5. This sampling technique is called?

Simple Random Sample

Stratified

Systematic

Cluster

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the response variable in this experiment?

"Does eating breakfast improve test score?"

eating breakfast or not

the grade you got on the test

what time you get up in the morning

what you eat for breakfast

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the explanatory variable in this experiment?

"Which type of metal, copper or aluminum, conducts heat faster?"

size of metal

types of metal

time it takes to heat up

shape of the metal

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Identify the sampling technique: Interview every 10th student who enters the school in the morning.

simple random

voluntary response

systematic

convenience

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