Sample in Statistics

Sample in Statistics

9th Grade - University

10 Qs

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Sample in Statistics

Sample in Statistics

Assessment

Quiz

Mathematics

9th Grade - University

Hard

Created by

Lisa Lee

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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following does NOT reduce bias in sampling?

Preventing undercoverage

Removing leading questions on surveys

Randomizing participants

Giving surveys to participants that you think are representative of the population

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A company wants to know the opinion of a rural community on a proposed ballot initiative. Half of the community does not have internet access, so the company sends emails to the 380 members that do have internet access. Of those surveyed, 372 of the community members responded to the survey. Which of the following is the most significant source of bias in the survey?

Voluntary Response Bias

Nonresponse Bias

Undercoverage

Response Bias

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A radio station is discussing a controversial policy enacted by the local police department. They poll listeners by having them call in to the radio station. Which of the following is the most significant source of bias?

Leading questions on the survey

Voluntary Response Bias

Survivorship Bias

Self-reported response bias

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following surveying methods divides individuals by a shared attribute, then randomly surveys members within each attribute-group?

Simple random

Stratified random

Cluster random

Strategic Random

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following surveying methods involves randomly selecting groups of individuals, then surveys all individuals in the group?

Stratified Random

Cluster Random

Simple Random

Systematic

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

You are surveying members of a grocery store about their food preferences. You decide that you will survey every 4th person entering the store. What type of a survey is this?

Convenience

Systematic

Snowball

Judgement

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

You are surveying from a group of 35 people using a simple random sample. You assign each member of the group a number, then select 3 of them using the random digits: 61424 20419 86546 00517.


Which number is selected second?

42

4

20

19

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