3 years ago

PLEASE ANSWER AND EXPLAIN | 98 POINTS

Mathematics

2 answers:

nasty-shy [4]3 years ago

8 0

Answer:

Step-by-step explanation:

higher absolute r value means stronger correlation

so D. -0.9 shows the strongest one.

DIA [1.3K]3 years ago

3 0

Answer:

Step-by-step explanation:

R-value can range from -1 to 1 with correlation being strongest at -1 and 1 and weakest at 0.

So the answer is D. -0.9.

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2(6 – x) – (9x + 2) = 4 + 8(x – 4)

Crank

Answer:

1.526

Step-by-step explanation:

12-2x-9x-2 = 4+8x-32

-11x+10 = 8x-28

-19x = -29

x = 1.526

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2 years ago

if buyer purchases 25% of a lot in the spring and then purchases 50% more in the fall what percentage of the lot is still availa

brilliants [131]

Answer:

25%

Step-by-step explanation:

Total purchase = 25%+50%

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Percentage left = 100% - 75%

Percentage left = 25%

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3 years ago

1+3<br><br> Lol have a nice day

vichka [17]

4 is the answer so easy

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2 years ago

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2r^2+3s^3-r^2+4t^2-r^2 if r=-2, s=-3, and t=5

dimulka [17.4K]

$2(-2)^2+3(-3)^3-(-2)^2+4(5)^2-(-2)^2 = 19$

19 is the answer.

3 0

3 years ago

Hunter is 4.52 feet tall. His sister is 0.75 times his height. How tall is Hunter's sister

Dominik [7]

Answer:

Hunter's sister is 4.53 feet tall.

Step-by-step explanation:

4.52 x 0.75 = <u>3.39 feet</u>

4 0

2 years ago