Margin of Error

Quiz

•

Mathematics

•

12th Grade - University

•

Practice Problem

•

Medium

•

CCSS

HSS.IC.B.4, HSS.ID.A.4, HSS.IC.A.1

+1

Standards-aligned

Melissa Walton

Used 17+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A study was commissioned to find the average water bill of a particular town.
The confidence interval created was between $44-$56.
What was the average of the sample?

$44

$50

$52

$54

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

A study by the department of education in a certain state found that there was a mean SAT score of 534 with a margin of error of 20.
Which score(s) would fall outside the confidence interval?

505

530

550

558

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

CCSS.HSS.ID.A.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A study by the department of education in a certain state found that there was a mean SAT score of 534 with a margin of error of 20.
Create a confidence interval for the true mean.

(534, 554)

(514, 534)

(514, 554)

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine whether the action would increase or decrease the margin of error:
Increase the sample size

Margin of error increases

Margin of error decreases

Tags

CCSS.HSS.IC.B.4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine whether the action would increase or decrease the margin of error:
Increase the confidence level from 95% to 99.7%

Margin of error increases

Margin of error decreases

Tags

CCSS.HSS.IC.B.4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine whether the action would increase or decrease the margin of error:
Decrease the confidence level from 95% to 68%

Margin of error increases

Margin of error decreases

Tags

CCSS.HSS.IC.B.4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine whether the action would increase or decrease the margin of error:
Decrease the sample size

Margin of error increases

Margin of error decreases

Tags

CCSS.HSS.IC.B.4

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Margin of Error

12 questions

A study was commissioned to find the average water bill of a particular town.
The confidence interval created was between $44-$56.
What was the average of the sample?

A study by the department of education in a certain state found that there was a mean SAT score of 534 with a margin of error of 20.
Which score(s) would fall outside the confidence interval?

A study by the department of education in a certain state found that there was a mean SAT score of 534 with a margin of error of 20.
Create a confidence interval for the true mean.

Determine whether the action would increase or decrease the margin of error:
Increase the sample size

Determine whether the action would increase or decrease the margin of error:
Increase the confidence level from 95% to 99.7%

Determine whether the action would increase or decrease the margin of error:
Decrease the confidence level from 95% to 68%

Determine whether the action would increase or decrease the margin of error:
Decrease the sample size

A random sample of 40 bags of Doritos was obtained.
The mean weight was 15.5 oz with a standard deviation of 0.2 oz.
Find the standard deviation of the sample.

A random sample of 40 bags of Doritos was obtained.
The mean weight was 15.5 oz with a standard deviation of 0.2 oz.
At a 95% confidence level, find the margin of error of the sample.

A survey was given to a random sample of 120 voters in the United States to ask about their preference for a presidential candidate. Of those surveyed, 66 respondents said that they preferred Candidate A.
What percentage of people preferred Candidate A.

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Margin of Error

12 questions

A study was commissioned to find the average water bill of a particular town.The confidence interval created was between $44-$56.What was the average of the sample?

A study by the department of education in a certain state found that there was a mean SAT score of 534 with a margin of error of 20.Which score(s) would fall outside the confidence interval?

A study by the department of education in a certain state found that there was a mean SAT score of 534 with a margin of error of 20.Create a confidence interval for the true mean.

Determine whether the action would increase or decrease the margin of error:Increase the sample size

Determine whether the action would increase or decrease the margin of error:Increase the confidence level from 95% to 99.7%

Determine whether the action would increase or decrease the margin of error:Decrease the confidence level from 95% to 68%

Determine whether the action would increase or decrease the margin of error:Decrease the sample size

A random sample of 40 bags of Doritos was obtained. The mean weight was 15.5 oz with a standard deviation of 0.2 oz.Find the standard deviation of the sample.

A random sample of 40 bags of Doritos was obtained. The mean weight was 15.5 oz with a standard deviation of 0.2 oz.At a 95% confidence level, find the margin of error of the sample.

A survey was given to a random sample of 120 voters in the United States to ask about their preference for a presidential candidate. Of those surveyed, 66 respondents said that they preferred Candidate A.What percentage of people preferred Candidate A.

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

A study was commissioned to find the average water bill of a particular town.
The confidence interval created was between $44-$56.
What was the average of the sample?

A study by the department of education in a certain state found that there was a mean SAT score of 534 with a margin of error of 20.
Which score(s) would fall outside the confidence interval?

A study by the department of education in a certain state found that there was a mean SAT score of 534 with a margin of error of 20.
Create a confidence interval for the true mean.

Determine whether the action would increase or decrease the margin of error:
Increase the sample size

Determine whether the action would increase or decrease the margin of error:
Increase the confidence level from 95% to 99.7%

Determine whether the action would increase or decrease the margin of error:
Decrease the confidence level from 95% to 68%

Determine whether the action would increase or decrease the margin of error:
Decrease the sample size

A random sample of 40 bags of Doritos was obtained.
The mean weight was 15.5 oz with a standard deviation of 0.2 oz.
Find the standard deviation of the sample.

A random sample of 40 bags of Doritos was obtained.
The mean weight was 15.5 oz with a standard deviation of 0.2 oz.
At a 95% confidence level, find the margin of error of the sample.

A survey was given to a random sample of 120 voters in the United States to ask about their preference for a presidential candidate. Of those surveyed, 66 respondents said that they preferred Candidate A.
What percentage of people preferred Candidate A.