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Mathematics 7 Online
OpenStudy (anonymous):

The city of Valley Grove is considering shortening the length of the school day. The school board hired Mr. Kent to do a survey to help them decide what to do. a. Mr. Kent interviewed 54 students as they left the school. Is this a random sample? Explain. b. Mr. Kent used this survey question: “Should the lengthy school day, which now extends for 7.5 hours, be shortened to 6 hours?” Is this question biased or fair? Explain. c. Of the 54 responses he received, 51 were “yes.” The rest were “no.” What percent of the responses were “no”?

OpenStudy (loser66):

hello, young lady!! make my life harder by word problem? XD

OpenStudy (anonymous):

sorry I just really need help

OpenStudy (loser66):

@Mertsj

OpenStudy (mertsj):

No it is not a random sample. We hardly need to interview the students to find whether or not they want a shorter school day.

OpenStudy (anonymous):

ok

OpenStudy (mertsj):

b. It is a biased question because the question describes the school day as "lengthy" when it may or may not be lengthy depending on the view point of the interviewee.

OpenStudy (mertsj):

c You need to figure out, on your own, how to find what percent 3 is of 54

OpenStudy (loser66):

@Mertsj thank you very much. @heyheyheyhelpme123 know how to find the last one?

OpenStudy (anonymous):

I think I know how to do it can you work through it with me please?

OpenStudy (anonymous):

is it 5.5

OpenStudy (loser66):

@Mertsj since you here, finish your stuff, ok?

OpenStudy (anonymous):

I think its 5.5 because 3 of 54% is 5.5

OpenStudy (anonymous):

so am I right?

OpenStudy (loser66):

hold on, let me check, sorry, friend, I am not here, I am in English department with my stuff there,

OpenStudy (anonymous):

oh sorry I didn't know

OpenStudy (mertsj):

Solve this: 3 = what % of 54?

OpenStudy (anonymous):

5.5

OpenStudy (mertsj):

5.6%

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