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Mathematics 14 Online
OpenStudy (daniellelovee):

http://k12.kitaboo.com/k12/ebookpdf/maths05/17501_HS_PS_chapter04.pdf @Directrix @satellite73 can you guys please check my work? is number 2. -> 1.5 number 10 ->-0.625 number 16 ->least 318, most 326 and 20. ->3.9?

OpenStudy (anonymous):

whole book again?

OpenStudy (daniellelovee):

noo lol xD just some questions that im not sure about

OpenStudy (daniellelovee):

I just want you to check if thats ok :)

OpenStudy (anonymous):

which question ?

OpenStudy (daniellelovee):

the ones posted on the question below the link I also posted my answers

OpenStudy (daniellelovee):

is number 2. -> 1.5 number 10 ->-0.625 number 16 ->least 318, most 326 and 20. ->3.9?

OpenStudy (anonymous):

i got a whole book

OpenStudy (daniellelovee):

oh yeah sorry is on pages 162 and 163

OpenStudy (anonymous):

grrrr

OpenStudy (daniellelovee):

is that your impression of a dinosaur or....?

OpenStudy (anonymous):

it is my impression of how much i hate stats

OpenStudy (daniellelovee):

lol aww im sorry

OpenStudy (anonymous):

in any case, 1.5 is right since 26 is 6 units away from 20 and the standard deviation is 4 and \(6\div4=1.5\)

OpenStudy (daniellelovee):

alright so far so good then :)

OpenStudy (anonymous):

second one \[\frac{6-8}{3.2}\] whatever that is

OpenStudy (daniellelovee):

same thing i did :)

OpenStudy (anonymous):

ok then you know more than i do

OpenStudy (daniellelovee):

lol not really

OpenStudy (anonymous):

last one i think you compute \(322+.9\times 5.3\)

OpenStudy (anonymous):

and \(322-.9\times 5.3\)

OpenStudy (daniellelovee):

yup same thing again :)

OpenStudy (anonymous):

ok good so since you like this more than i do, i guess you got the last one too

OpenStudy (daniellelovee):

lol can you still check it just in case? please

OpenStudy (anonymous):

no

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

z score zero means 95 right?

OpenStudy (daniellelovee):

yup

OpenStudy (anonymous):

and z score of -1 means 3.9 less

OpenStudy (anonymous):

so difference is \(3.9\)

OpenStudy (daniellelovee):

alright thank you sooooo much :)

OpenStudy (anonymous):

kinda like "whose buried in grant's tomb' that one

OpenStudy (anonymous):

yw

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