Increasing the sample size __________ the confidence interval.

there is not enough evidence to determine the answer

Are the conditions met? A recent poll of 738 randomly selected customers of a major US cell-phone carrier found that 170 of them had walked into something or someone while talking on a cell phone.

There is not enough data to determine.

Confidence Intervals Review

11th Grade - University

•

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Confidence Intervals Review

Quiz

•

Mathematics

•

11th Grade - University

•

Practice Problem

•

Medium

•

CCSS

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

Standards-aligned

Rebecca Rucker

Used 201+ times

FREE Resource

16 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When interpreting the confidence interval, make sure that you are describing the

statistic

parameter

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of an interval estimate?

point estimate

critical value

confidence interval

statistic

Tags

CCSS.HSS.IC.B.4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A gives an interval of plausible values for the ___.

confidence interval, statistic

point estimate, parameter

point estimate, statistic

confidence interval, parameter

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Complete the equation:
point estimate +/- _____

standard deviation

margin of error

critical value

confidence level

Tags

CCSS.HSS.IC.B.4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Suppose that $51,759 was the median income for all households in 2012. Does the interval ($51,484, $52,394) provide convincing evidence that the median household income increased in 2013?

Yes

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.6

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the format for interpreting a confidence interval?

The interval from ___ to ___ captures the true mean in context.

C% of samples of the same size taken from the same population will capture the parameter in question

There is convincing evidence that C% gives the interval (___, ___) capturing the parameter in question.

We are C% confident that the interval from ___ to ___ captures the [parameter in context].

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is there bias?
A four company wants to know what percent of local households bake at least twice a week. A company representative calls 500 randomly selected households during the daytime.

Yes

Tags

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.3

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Confidence Intervals Review

16 questions

When interpreting the confidence interval, make sure that you are describing the

Which of the following is an example of an interval estimate?

A __________ gives an interval of plausible values for the _____________.

Complete the equation: point estimate +/- _____

Suppose that $51,759 was the median income for all households in 2012. Does the interval ($51,484, $52,394) provide convincing evidence that the median household income increased in 2013?

What is the format for interpreting a confidence interval?

Is there bias? A four company wants to know what percent of local households bake at least twice a week. A company representative calls 500 randomly selected households during the daytime.

Increasing the sample size __________ the confidence interval.

What can you do to reduce the margin of error?

Are the conditions met? A recent poll of 738 randomly selected customers of a major US cell-phone carrier found that 170 of them had walked into something or someone while talking on a cell phone.

Create a free account and access millions of resources

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Discover more resources for Mathematics

A gives an interval of plausible values for the ___.

Complete the equation:
point estimate +/- _____

Is there bias?
A four company wants to know what percent of local households bake at least twice a week. A company representative calls 500 randomly selected households during the daytime.

Are the conditions met?
A recent poll of 738 randomly selected customers of a major US cell-phone carrier found that 170 of them had walked into something or someone while talking on a cell phone.