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Mathematics 16 Online
OpenStudy (anonymous):

The table shows the results of drawing colored marbles from a bag. Based on theoretical probability, which is the best prediction for the number of times a red marble would be drawn in 1000 trials? A. 100 B. 125 C. 167 D. 200

OpenStudy (anonymous):

OpenStudy (anonymous):

@pooja195

pooja195 (pooja195):

which do you think and explain :)

OpenStudy (anonymous):

i don't know what it is tat why i need help

OpenStudy (anonymous):

thats

OpenStudy (anonymous):

i don't know how to figure it out

pooja195 (pooja195):

maybe @Nnesha can help? i hope

OpenStudy (anonymous):

@Nnesha

pooja195 (pooja195):

@dtan5457

OpenStudy (anonymous):

please help

OpenStudy (anonymous):

i really need help

OpenStudy (anonymous):

@Beleaguer

OpenStudy (anonymous):

do you know how to get the answer?

Nnesha (nnesha):

okay so probability...............

Nnesha (nnesha):

first add number of all marbles toghter

OpenStudy (anonymous):

ok, i got 40

OpenStudy (anonymous):

@Nnesha

Nnesha (nnesha):

okay so how many are red ??

OpenStudy (anonymous):

there are 5 red

Nnesha (nnesha):

yes so 5/40 reduce da fraction

OpenStudy (anonymous):

it is 1/8

Nnesha (nnesha):

1/8 times 1000= ??

OpenStudy (xapproachesinfinity):

hmm weird number of times drawn how many trials that thing represent

Nnesha (nnesha):

hmmmmmm!!

OpenStudy (xapproachesinfinity):

so this is saying we don't have equally likely probabilities

OpenStudy (anonymous):

1/8*1000=125

OpenStudy (anonymous):

so the answer is b.125

OpenStudy (anonymous):

@Nnesha

OpenStudy (xapproachesinfinity):

i want to say what @Nnesha did is good but not sure why they give you that other part for number times the marble is drawn

Nnesha (nnesha):

hmm i guess right @xapproachesinfinity what you think ?? :D

OpenStudy (xapproachesinfinity):

hmm thinking... but i do think that your answer is good :)

OpenStudy (xapproachesinfinity):

you need to make a new question dear :)

OpenStudy (anonymous):

oh ok sorry

OpenStudy (xapproachesinfinity):

:)

OpenStudy (xapproachesinfinity):

I go with @Nnesha for this answer :)

Nnesha (nnesha):

hh okay i hope that's right :D

OpenStudy (anonymous):

on the first question or second?

OpenStudy (xapproachesinfinity):

on the first of course :) the second repost it separately ^^

OpenStudy (anonymous):

i wisi i can give you both medal but i can't so who do i give the medal too?

OpenStudy (anonymous):

oops wish

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