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Mathematics 8 Online
OpenStudy (daniellelovee):

http://k12.kitaboo.com/k12/ebookpdf/maths05/17501_HS_PS_chapter06.pdf pg235 question 12

Directrix (directrix):

z crit = 1.96 95% p-hat = 19 or maybe 19/83 and expressed as a percentage n1 = 83 Do you remember how to get p_hat?

Directrix (directrix):

p-hat is the 'proportion in your sample.' It may be given as a percentage, a proportion or you will have to figure it out as a fraction (proportion). What is 19/83 as a percentage.

OpenStudy (daniellelovee):

0.27

Directrix (directrix):

27% for p_hat? Was it in the options as a percentage on that last problem? Post the options and let's see what is up for grabs.

OpenStudy (daniellelovee):

22.89

Directrix (directrix):

There are 3 answers that must be given to this question. That, or I am reading the wrong question.

OpenStudy (daniellelovee):

you are correct

Directrix (directrix):

what are the values of zcrit, pˆ2 , and n2 for a 95% confidence interval Three questions.

OpenStudy (daniellelovee):

n2=83?

OpenStudy (daniellelovee):

I think I got this one with your help thank you :)

Directrix (directrix):

Here is what I posted early on. z crit = 1.96 95% p-hat = 19 or maybe 19/83 and expressed as a percentage n1 = 83

OpenStudy (daniellelovee):

yes that is what I got based on your results and you were correct :) thank you

OpenStudy (daniellelovee):

can we do question 18 as well or do you have to go to sleep? because i dont want to keep you awake or anything

Directrix (directrix):

How many Stat questions do you have to do tomorrow?

OpenStudy (daniellelovee):

around 30 but dont worry lol I will most like know how to some of them at least

Directrix (directrix):

Let me look at number 18. Hold on.

OpenStudy (daniellelovee):

alright thank you and im sorry if im asking much

Directrix (directrix):

Crank this out: |dw:1450250092618:dw|

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