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Mathematics 17 Online
OpenStudy (sanic):

I will medal and fan The following table shows the data of a random sample of fish collected from and later released into a lake: Type of Fish Piranha Catfish Trout Number of fish 120 230 140 How many trout are estimated to be present if a random sample of 5,000 fish is collected from the lake? 280 380 1,400 2,500

OpenStudy (sanic):

plz help

OpenStudy (dmezzullo):

Added an extra zero too all three of the different types of fish because there's an estimated 5,000. Added them up and came close to 5,000. And there's a logical answer that would fit with the way I did this.

OpenStudy (dmezzullo):

I*

OpenStudy (sanic):

ok

OpenStudy (sanic):

wait what do u mean by add them up and came close to 5000

OpenStudy (dmezzullo):

Add 1,200, 1,400, and 2,300.

OpenStudy (sanic):

ok

OpenStudy (sanic):

i did that

OpenStudy (sanic):

i got 4900

OpenStudy (dmezzullo):

Right, so how many trout are in the lake?

OpenStudy (dmezzullo):

Estimation.

OpenStudy (sanic):

do i subtract

OpenStudy (dmezzullo):

No, just add an extra zero to the number up in the question and there's your answer. It's one of the multiple choice answers.

OpenStudy (sanic):

oh ok thx

OpenStudy (dmezzullo):

Understand now?

OpenStudy (sanic):

yea

OpenStudy (dmezzullo):

Have a nice day!

OpenStudy (sanic):

u to

OpenStudy (anonymous):

Refer to the attachment.

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