3 years ago

Which graph has a correlation coefficient, r, closest to 0.75?

Mathematics

1 answer:

VikaD [51]3 years ago

4 0

Answer:

option A

Step-by-step explanation:

to find the correlation coefficient by hand, first put your data pairs into a table....

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Sixty percent of the runners who ran the marathon finished the race. If fifteen runners finished, then how many runners ran in t

ZanzabumX [31]

Let they be x

$\\ \rm\Rrightarrow 60\%\: of\:x=15$

$\\ \rm\Rrightarrow \dfrac{3}{5}x=15$

$\\ \rm\Rrightarrow x=15\times \dfrac{5}{3}$

$\\ \rm\Rrightarrow x=5(5)$

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2 years ago

A store is having a sale in which the cost of any item is 35% off.

vichka [17]

Answer:

1. no

2. yes

3. no

4. yes

Step-by-step explanation:

only the second and last expression works. If x is the final cost, and it is 35% off, then you are subtracting 0.35xor keeping 0.65x

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3 years ago

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Anettt [7]

Step-by-step explanation:

it's 22 due to the sum all the 2 smallest sides bigger than the biggest

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3 years ago

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Alja [10]

Answer:

A.Federal insurance Contributions Act

Step-by-step explanation:

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3 years ago

Find SY and XY. PLEASE HELP ME IT IS DUE SOON IF YOU DONT KNOW DO NOT ANSWER

alina1380 [7]

Answer:

SY = 16

XY = 12

Step-by-step explanation:

15/20 = 12/SY

15SY = 240

SY = 16

15/20 = 9/XY

15XY = 180

XY = 12

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3 years ago