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Mathematics 20 Online
TETSXPREME:

Help o;

TETSXPREME:

1 attachment
Shawnte:

Hey, Im Shawnte'. I can assist you with this, so we are going to be identifying simmilar averages.......and i can help you do that

aquire:

I will also help

Shawnte:

So we neeed to find the average of these 4 graphs, and we need to identify which graph has the same average is the one in the display

aquire:

not average right Shwante

aquire:

it's mean absolute deviation

Shawnte:

mean and average are the same thing

aquire:

yes

aquire:

but mean absolute deviation is a different thing

Shawnte:

some people go by average some people go byy mean.........please do not correct me if you dont know what you talking about.......HUGE PET PEAVE

aquire:

this is about how data is spread out not around where

TETSXPREME:

i dont get it ._.

aquire:

have you heard the term?

TETSXPREME:

what term?

aquire:

mean absolute deviation?

TETSXPREME:

No whats the meaning

aquire:

let's decode one by one shall we?

TETSXPREME:

Yesh

aquire:

ok. what do you think mean means?

aquire:

(pun intended)

TETSXPREME:

mean in math way? o:

aquire:

yup

aquire:

:D

TETSXPREME:

just add all the numbers together and then divide it by how much numbers there is

aquire:

correct

aquire:

what does absolute mean

TETSXPREME:

so what now?

aquire:

^

TETSXPREME:

absolute mean i dont know what that is

aquire:

what is the absolute value of -2?

TETSXPREME:

i dont know e.e

TETSXPREME:

how do i figure that out?

aquire:

absolute value is just the quntity

aquire:

*quantity

TETSXPREME:

what does quantity means?

aquire:

the answer to "how much"

aquire:

or "how many"

Baku:

:l how do i help im stupid

jhonyy9:

@TETSXPREME do you have any idea from these choices what maybe the same ?

aquire:

I think jhonny will take you from here. bye @TETSXPREME sorry for abandoning you in the middle.

jhonyy9:

@aquire then you wan you can continue but give any idea to help step by step - please

TETSXPREME:

seems a lil confusing

aquire:

ok then

aquire:

i will give you some examples

TETSXPREME:

Alr

aquire:

absolute value of -2 is 2 absolute value of 2 is 2 absolute value of -5 is 5 so you can say an absolute value of a number is just the number without the sign we denote it with \(|x|\). this means the absolute value of \(x\) for example with signs we can say \(|-2|=2\)

aquire:

do you understand?

AZ:

This is exactly like the question we answered earlier The mean absolute deviation tells you how much on average all the numbers DEVIATE or change from the mean and it tells you the absolute value of that

AZ:

Just look at the graphs which one has the same exact distribution? Sure the numbers are different on that graph that tells you it has a different mean than the graph in your question but the numbers are arranged in the same exact order which tells you that the average absolute value that each number is away from the mean is going to be the same as the one in the original question

TETSXPREME:

so i just did what i did last time basically?

AZ:

yes

TETSXPREME:

what about the dots that are not in a whole number?

AZ:

Just because the numbers aren't listed doesn't mean they don't exist but also there's only whole numbers listed in each answer choice

TETSXPREME:

but some is like half of the number tho

TETSXPREME:

but there is some thats ike half of a number

Tonycoolkid21:

👍🏼

AZ:

...?? look at A for example |dw:1617047005063:dw| the ones that don't have a number are going to be numbers in between so the first one is 32 and the other one is 34

AZ:

|dw:1617047053019:dw|

Tonycoolkid21:

yes 👍🏼

TETSXPREME:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @AZ ...?? look at A for example Created with RaphaëlReply Using Drawing the ones that don't have a number are going to be numbers in between so the first one is 32 and the other one is 34 \(\color{#0cbb34}{\text{End of Quote}}\) Ohhh i didnt realized that tyy

Tonycoolkid21:

teacher az the best 👍🏼

TETSXPREME:

@Az the answer is A?

Tonycoolkid21:

@AZ help her

AZ:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @TETSXPREME @Az the answer is A? \(\color{#0cbb34}{\text{End of Quote}}\) yes

TETSXPREME:

Tysmm C:

Tonycoolkid21:

thx teacher AZ

AZ:

you're welcome (:

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