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Mathematics 13 Online
JustBeNice:

After many phone calls from customers who had dined at a restaurant the previous day, the management team wanted to determine the source of an outbreak of food poisoning. They called all 300 people who had dined that day and found that 40% of the customers did not have food poisoning, of which 90% did not eat chicken. The data also determined that of those who had food poisoning, 40% ate chicken. The following tree diagram shows the conditional relative frequencies. I believe I know the answer, I just need someone to lmk if I am doing this correctly.

JustBeNice:

1 attachment
hellotwello:

i do not have a family

JustBeNice:

I'm sorry..that's unfortunate?

hellotwello:

thanks

BlankSpace:

💀💀💀

JustBeNice:

To find my answer, I calculated how much in number (instead of percentage) how much each catagory had. From that I found that the "ate chicken" catagory had 72 from "have food poisoning" and 12 from "do not have food poisoning". I then added those and calculated the percentage over 300. I got 28%

JustBeNice:

Did I do this correctly?

JustBeNice:

Provided answers: 24%, 28%, 40%, and 50%

hellotwello:

@justbenice wrote:
Provided answers: 24%, 28%, 40%, and 50%
carti

JustBeNice:

What?

b1az34:

?

hellotwello:

stop gang stalkin

JustBeNice:

Who? what??

b1az34:

@justbenice wrote:
Who? what??
i agree

hellotwello:

im sorry the voices in my head are just convincing me that you guys are against me and are trying to take advantage of me nnh...

JustBeNice:

I just need help with the question:\ I think I am correct with it. I just need someone to correct me if I'm wrong.

b1az34:

@hellotwello wrote:
im sorry the voices in my head are just convincing me that you guys are against me and are trying to take advantage of me nnh...
call mental hospital

hellotwello:

idk the answer

b1az34:

then say that

hellotwello:

@b1az34 wrote:
then say that
that

b1az34:

i swear ama kill this girl

hellotwello:

im a tweedle actually

JustBeNice:

Could my post stop being used as a chat please? I'm sorry, but I am in an exam and just need some help. If anyone can help, it would be much appreciated.

JustBeNice:

If no one can help, I'll just close out the question and hope I have it right.

hellotwello:

u have to pray to carti and hopefully get the answer right

b1az34:

@justbenice wrote:
Provided answers: 24%, 28%, 40%, and 50%
it might be take the chance

JustBeNice:

Thank you, b1az34. I'll just stick with my answer I guess.

Tyrun:

?

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