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dalvyx [7]
2 years ago
12

The correlation coefficient between two quantitative variables is 0.8. What does the value of this correlation coefficient indic

ate about how well the model fits the data? A. No conclusion can be drawn regarding how well the model fits the data. B. The correlation coefficient is not within the correct range. C. The model is not a good fit. D. The model is a good fit.
Mathematics
1 answer:
blsea [12.9K]2 years ago
8 0

Answer: D: the model is a good fit 100%

Step-by-step explanation:

You might be interested in
What is the domain of the function y = 2 StartRoot x minus 5 EndRoot?
Juli2301 [7.4K]

Answer:

The domain of the function should be:

'x greater than or equal to negative -5'.

Hence, option A is true.

Step-by-step explanation:

Given the expression

2\sqrt{x-5}

The domain of a function is the set of input or arguments for which the function is real and defined

We know that the value, inside the radicand, is the number found inside a radical symbol which must be greater than 0, otherwise, it would make the function undefined,

i.e.

x-5 ≥ 0

x ≥ 5

In other words, the domain of the function should be:

'x greater than or equal to negative -5'.

Therefore, the domain of the function:

x ≥ 5

\mathrm{Domain\:of\:}\:2\sqrt{x-5}\::\quad \begin{bmatrix}\mathrm{Solution:}\:&\:x\ge \:5\:\\ \:\mathrm{Interval\:Notation:}&\:[5,\:\infty \:)\end{bmatrix}

Hence, option A is true.

3 0
2 years ago
Read 2 more answers
A rectangular garden is 6 feet longer than its wide. The perimeter of it is 52 feet. What equation can be used to find the width
fenix001 [56]

Answer:

Hi there!

Your answer is;

the equation

(w+6)+(w+6)+(w)+(w) = 52

The width of this rectangle is 10. The length of this rectangle is 16.

Step-by-step explanation:

Rectangular perimeter:

l+l+w+w

l= w+6

w= w

(w+6)+(w+6)+(w)+(w)

4w+12= 52

4w = 40

/4

w= 10

Hope this helps!

8 0
3 years ago
I’ll mark you Brainly-ist if you’re correct.
drek231 [11]

Answer:

log5 19 - log5 x

Step-by-step explanation:

log5 19/x

log ( a/b) = log a - log b

log5 19 - log5 x

5 0
2 years ago
Which graph shows the solution to the inequality Negative 3 x minus 7 less-than 20
Aleksandr-060686 [28]

Answer:

A number line goes from negative 10 to positive 10. An open circle appears at negative 9. The number line is shaded from negative 9 through positive 10.

Step-by-step explanation:

we have

-3x-7

Solve for x

Adds 7 both sides

-3x

-3x

Divide by -3 both sides

Remember that

When you multiply or divide both sides of an inequality by a negative number, you must reverse the inequality symbol

so

x> 27/(-3)\\x>-9

The solution is the interval (-9,∞)

therefore

A number line goes from negative 10 to positive 10. An open circle appears at negative 9. The number line is shaded from negative 9 through positive 10.

6 0
3 years ago
Read 2 more answers
If A=1/2bxh, find A when b=4.5 and h=5.2
STALIN [3.7K]

Answer:

A = 11.7x

Step-by-step explanation:

We can take the equation we have and "plug in" the values of b and h.

A = \frac{1}{2}bxh

A = \frac{1}{2}(4.5)x(5.2)

A = 11.7x

Without more context, this is as far as we can get.

8 0
1 year ago
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