Which measure of spread is best for the data in the table?

Mathematics

1 answer:

Bezzdna [24]2 years ago

4 0

Answer:

the answer is C mean absolute deviation

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jasmine took four 20 points quizzes in her math class. if her scores were,18,15,20,15, what was her mean quiz score

g100num [7]

Answer: 17

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3 years ago

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What is vertex of x^2+5x-3

Art [367]

$\text{The vertex of}\ ax^2+bx+c:\\\\(h,\ k),\ \text{where}\ h=\dfrac{-b}{2a};\ k=f(h)=\dfrac{-(-b^2-4ac)}{4a}$

$\text{We have:}\\f(x)=x^2+5x-3\\\\a=1,\ b=5,\ c=-3\\\\h=\dfrac{-5}{2\cdot1}=\dfrac{-5}{2}=-2.5\\\\k=f(-2.5)=(-2.5)^2+5(-2.5)-3=6.25-12.5-3=-9.25$

$\text{Answer: the vertex is in}\ (-2.5;\ -9.25)$

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3 years ago

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STALIN [3.7K]

Do you need the expanded notation form, or expanded factor form?

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3 years ago

Which value is an input of the function? –14 –2 0 4

Nina [5.8K]

Answer:

the value is 4.

Step-by-step explanation:

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3 years ago

50 POINTS !!<br><br><br> PLEASE HELP !! ILL GIVE BRAINLIEST TO THE RIGHT ANSWERS.

NeTakaya

I think answer is 9.3 after it’s rounded
use the formula a^2 +b^2=c^2

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3 years ago