Question

Each month the census bureau mails survey forms to 250,000 households asking questions about the people living in the household and about such things as motor vehicles and housing costs. Telephone calls are made to households that don't return the form. In one month, responses were obtained from 240,000 of the households contacted.
Reference: Ref 7-1

The sample is
A. the 250,000 households initially contacted.
B. the 240,000 households that respond.
C. the 10,000 households that did not respond.
D. all U.S. households.

Answer 1

I say C, the next part asks for the Population I believe it's D?

Answer 2

The sample size (I would think) is the number of people who are incorporated in the census. i.e. the sample are the set of people whom you test to draw your conclusion.
The sample therefor is the number of people that input information into the census, from which they draw their conclusions. Which group is that?

Answer 3

Tell me like it is boo.

Answer 4

I would actually say this question is flawed, in that they don't tell us what we are sampling exactly
the number/percent of people who don't respond?
the number who respond by phone?
I am assuming they means sample for the census though.

Answer 5

Yeah sample of the cencus.

Answer 6

I meant B Idk what I was looking at LOLOL...

Answer 7

so yeah, I agree with your answers then

Answer 8

YAY
DOOOD QUICK BEFORE FARM RESTARTS THE SERVER
GIMME SOME CONTACT INFO IN PM!!

Answer 9

A congressman wants to know how voters in his district feel about a government bailout of the auto industry. He mails a questionnaire on this subject to an SRS of 1200 voters in his district. Of the 1200 questionnaires mailed, 221 were returned and of these 182 were opposed to the bailout.
Reference: Ref 7-2

This is an example of
A. a survey with little bias since people understand whether they support the bailout.
B. a survey with little bias because 1200 voters represent an important part of his district.
C. a survey containing nonresponse.
D. all of the above.
5. The television program Nightline once asked viewers whether the United Nations should continue to have its headquarters in the United States. Two phone numbers were given. Viewers were asked to call one telephone number to respond “Yes” and the other to respond “No.” More than 186,000 callers responded and 67% said “No.” This is an example of
A. voluntary response sampling.
B. a survey with little bias because a large SRS was used.
C. a survey with little bias since someone who called would know his or her opinion.
D. all of the above.

Answer 10

A and A?

Answer 11

oh wait I think he already reset it HAHAHA