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larisa [96]
2 years ago
9

I need helpp :D cuz if i dont get all my missing bellringers in i wont get to go to a concerttttt

Mathematics
2 answers:
vova2212 [387]2 years ago
4 0

Answer:

b and e

Step-by-step explanation:

answers are b, and e. A is incorrect since 30 percent isn't very high, way less than half. c is incorrect since it says 30 if it said 60 then it would correspond with the table. D is incorrect since this is this year, it fluctuates between years so there is no guarantee that the same amount of kids will want to take music. ur welcome...

ollegr [7]2 years ago
3 0

Answer:

b and e

Step-by-step explanation:

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How many tacos could you buy with your money? On Tuesday you can buy two tacos and you get one free.
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Answer:

due to not much information given and the way you ask the question I would definitely say no

8 0
3 years ago
Read 2 more answers
A least squares regression line was calculated to relate the length​ (cm) of newborn boys to their weight in kg. The relationshi
maks197457 [2]

Answer:

58.6% of the variation in length (in cm) of new born boys and their weight (in kg) is explained by the line of best fit.

Step-by-step explanation:

Given the following :

R² value = 58.6% comparing the length (cm) of new born boys to their weight (kg)

The R² value is called the Coefficient of determination. It is obtained by taking the square of the correlation Coefficient (R). The value gives the proportion of Variation between the independent and dependent variables which is explained by regression line. In the scenario above, the R² value means that 58.6% of the variation in length in centimeter of new born boys and their weight (in kg) is explained by the line of best fit. While (100% - 58.6% = 41.4%) is due to other factors.

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3 years ago
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3 years ago
Determine the equation for the quadratic relationship graphed below.
kap26 [50]

Answer:

\large \boxed{\sf \bf \ \ y=3x^2-6x-1 \ \ }

Step-by-step explanation:

Hello, please consider the following.

We can read from the graph that the vertex is (1,-4) , it means that the equation is, a being a real number.

y=a(x-1)^2-4

And the point (0,-1) is on the graph so we can write.

a\cdot 1^2-4=-1 \\\\a-4+4=-1+4\\\\a = 3

So the equation is.

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Hope this helps.

Do not hesitate if you need further explanation.

Thank you

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