The coefficient is always between which two numbers

Answers

Answer 1

Answer:

The correlation coefficient always takes a value between -1 and 1, with 1 or -1 indicating perfect correlation

Step-by-step explanation:

Answer 2

Answer:

-1 and 1, with 1 or -1

Step-by-step explanation:

The correlation coefficient always takes a value between -1 and 1, with 1 or -1


Related Questions

Retailers will buy 45 Wi-Fi routers from a wholesaler if the price is $10 each but only 20 if the price is $85. The wholesaler will supply 56 routers at $46 each and 70 at $50 each. Assuming that the supply and demand functions are linear, find the market equilibrium point.

Answers

I believe it’s is 1000

The frequency distribution chart below represents scores from a math quiz. A histogram titled frequency has score on the x-axis and frequency on the y-axis. 65 to 70 is 1, 71 to 76 is 1, 77 to 82 is 1, 83 to 88 is 3, 89 to 94 is 4, 95 to 100 is 2. Which statement best describes the data? a. The data is skewed left. c. The data is skewed right. b. The data is symmetric. d. There is no pattern to the data.

Answers

Answer:

a. the data is skewed to the left

Step-by-step explanation:

on the left most of the data is lower than the data on the right + i took the quiz

Answer:

A

Step-by-step explanation:

(3.2 x 104) + (1.4 x 103)

Answers

Answer:

477

Step-by-step explanation:

(3.2 × 104) = 332.8(1.4 × 103) = 144.2Plug the answers above in: (332.8) + (144.2)(332.8) + (144.2) = 477

I hope this helps!

3 (-2x + 1)
What does this equal

Answers

Answer:

-6x+3

Step-by-step explanation:

When you solve this you have to use the distributive property. Your answer would be -6x + 3

what is 2208 divided by 96?

Answers

23............hope this helps

What is the cardinal number of the set containing all negative integers greater than −8?

Answers

Answer: positive 7

Step-by-step explanation:

Cardinal number of the set containing all negative integers greater than −8 is 7.

What are cardinal number?

In mathematics,cardinal numbers or cardinals for short, are generalization of the natural numbers used to measure the cardinality of sets. The cardinality of a finite set is a natural number: the number of elements in the set.

Now the given set is all negative integers greater than -8.

Let S be the set,so

S = {-7,-6,-5,-4,-3,-2,-1}

now to find the cardinality, we see that set S has 7 elements.

Cardinality of Set S is 7.

Hence, cardinal number of the set containing all negative integers greater than −8 is 7.

More about Set and Cardinality :

https://brainly.com/question/27965678

#SPJ2

Find the common ratio of the geometric sequence 18,-72,288,...

Answers

Answer:

The common ratio of the geometric sequence is -4

Step-by-step explanation:

Geometric Sequence

A geometric sequence is defined as a series of numbers that follow a fixed pattern: Each term equals the previous term times a fixed number called the common ratio. The recursive formula is:

[tex]a_n=a_{n-1}*r[/tex]

Where r is the common ratio.

We are given three terms of a geometric sequence:

18,-72,288,...

To find the common ratio, just divide each term by the previous term:

[tex]\displaystyle r=\frac{-72}{18}=-4[/tex]

Make sure it's a fixed number and test with the third term:

[tex]\displaystyle r=\frac{288}{-72}=-4[/tex]

Since both numbers coincide, the common ratio of the geometric sequence is -4

You own your own bakery. In the cooler you have 3 chocolate cakes and 4 vanilla cakes. In the warmer you have 1 pumpkin pie, 5 apple pies and 3 blueberry pies. What is the ratio of pies to cake you have available?

Answers

Answer: You have 9 cakes for every 7 cakes. I hope this helps!

Explanation: You add up everything on both sides to get your answer!

Answer: yes and it is yes sisiwfereffffffffffffr

(WILL MARK BRAINLIEST!)

What is 0.08 written as a fraction in simplest form?
A. 1/125
B. 2/25
C. 1/12
D. 4/5

Answers

Answer:

B. 2/25

Step-by-step explanation:

Answer:

Step-by-step explanation:

B. 2/25

Which equation represents a line that passes through (2,-1/2) and has a slope of 3?
y - 2 = 3(x + 1/2)
y - 3 = 2(x + 1/2)
y + 1/2 = 3(x - 2)
y + 1/2 = 2(x - 3)

Answers

The answer is C.
y+1/2=3(x-2)

Brainliest please??

someone please help me

Answers

Answer: r= 5/2 or r= 2 1/2

Step-by-step explanation:

The circumference of a circular region is shown. What type of number best describes the diameter of the
circle. Complete the explanation.
л mi
"
numbers best describes the situation.
TI
The diameter is = = 1 mile, so the set of integer
TI
real
irrational
integer
whole

Answers

Yes is would the diameter of -1 mile east of the integer

(2/5) (-5/7) please show work

Answers

Given equation:

(2/5) (-5/7)

What we have to do?

To simplify the equation

Step by step explanation:

Step 1:

[tex] \blue{= \dfrac{2}{5} \times \dfrac{ - 5}{7} }[/tex]

[tex]\green{so \: after \: simplifying \: the \: equation \: it \: will \: look \: like \: this}[/tex]

Step 2:

[tex] \blue{= \dfrac{2}{1} \times \dfrac{ - 1}{7} }[/tex]

Step 3:

[tex] \blue{=\dfrac{ - 2}{7} }[/tex]

Step 4:

[tex]\blue{=−0.28571✓}[/tex]

________________________________

With regards!

★Dull Star★

what is the third power of 3

Answers

When a number is to the 'third power,' that means that you are going to be multiplying the number by itself three times. For example, 5 to the third

Answer:

27

Step-by-step explanation:

3. Which list contains all of the factors of the number 48?
(1 point)
1, 2, 3, 4, 6, 8, 12, 16, 24
2, 3, 4, 6, 8, 12, 16, 24, 48
1, 2, 3, 4, 6, 8, 12, 16, 24, 48
1, 2, 3, 4, 6, 8, 9, 12, 16, 24, 48

Answers

Answer:

The factors of 48 are 1, 2, 3, 4, 6, 8, 12, 16, 24, and 48

so the 3rd option is correct

Answer:

1, 2, 3, 4, 6, 8, 12, 16, 24, 48

C

Step-by-step explanation:

got it right on test

A. The parents of a baby wish to establish a college fund for their child. They deposit
$100 every month into an account for 18 years. The money earns 6 3/8% interest
compounded monthly. Find the future value of this account.

Answers

Answer:

FV= $38,735.32

Step-by-step explanation:

Giving the following information:

Monthly deposit= $100

Number of periods= 18*12= 216 months

The interest rate is confusing. I will assume an interest rate of 6%. If it is not correct, just change it in the formula.

Monthly interest rate= 0.06/12= 0.005

To calculate the future value, we need to use the following formula:

FV= {A*[(1+i)^n-1]}/i

A= monthly deposit

FV= {100*[(1.005^216) - 1]} / 0.005

FV= $38,735.32

Five notebooks cost $20 at this rate how much would 4 notebooks coat?

Answers

Answer:

$16

Step-by-step explanation:

if 5=20 then 20÷5=4 and 4x4=16

Answer:

16

Step-by-step explanation:

$20/5notebooks=$4 each

4$*4notebooks=16$

Linear Algebra, show steps please.

Answers

If x is in the nullspace of A, then Ax = 0. Consider the augmented matrix

[tex]\left[\begin{array}{ccc|c}1&-1&2&0\\0&1&-3&0\end{array}\right][/tex]

Add row 2 to row 1 to get this into reduced-row echelon form:

[tex]\left[\begin{array}{ccc|c}1&0&-1&0\\0&1&-3&0\end{array}\right][/tex]

Then x = [x₁, x₂, x₃]ᵀ such that

x₁ - x₃ = 0

x₂ - 3 x₃ = 0

If you let x₃ = 1, you end up with x₁ = 1 and x₂ = 3, so x = [1, 3, 1]ᵀ.

More generally, if you let x₃ = y, then any vector of the form [y, 3y, y]ᵀ would belong to the nullspace.

Check that this is orthogonal to the rows of A :

[1, -1, 2] • [1, 3, 1]ᵀ = 1•1 + (-1)•3 + 2•1 = 1 - 3 + 2 = 0

[0, 1, -3] • [1, 3, 1]ᵀ = 0•1 + 1•3 + (-3)•1 = 0 + 3 - 3 = 0

7 Nevaeh shares 8 candy bars equally among
her 12 friends. Which expressions can be
used to determine the part of the candy bars
each friend receives?

Answers

Answer: 8 / 12 = x

Step-by-step explanation:

:D Hope its right

how do i solve for m in i=pm

Answers

Answer:

Divide by P

Step-by-step explanation:

i = P x M

divide by P to get M alone, which means you have to do it to both sides

i/P = M

plz help i mark as brainlest!

Answers

Answer:

d

Step-by-step explanation:

m
/
n
(x), x not equal to

Answers

Answer:

In M/n(x) x cannot be 0

Step-by-step explanation:

If any number is divided by 0, then that number is undefined and has no answer, so in math this is always avoided by not dividing with 0.

Are the ratios 9:7 and 2:1 equivalent?

Answers

Answer:

no they are not

Step-by-step explanation:

9:7 / 2:1 = 4.61904762

Answer:

9:7 and 2:1 should not be equivalent.

Step-by-step explanation:

Ratios are similar to fractions, if the ratios, 9:7 and 2:1 are to be put into fraction form, they would not equal the same thing.

9:7 = [tex]\frac{9}{7}[/tex]

2:1 = [tex]\frac{2}{1}[/tex] = 2

As shown above, they do not equal the same thing, this also goes for their decimal form and so on.

Bob is trying to see if his shadow is longer than Kevin’s. Kevin is 3 feet tall, and Bob is 2½ feet tall. Kevin’s shadow is 5 feet long. Help Bob find the length of his shadow

Answers

Given parameters:

Height of Kevin  = 3ft

Height of Bob = 2.5ft

Hieght of Kevin's shadow = 5ft

Unknown:

Length of Bob's shadow = ?

We can simply set up simple ratio to solve this problem.

 The ratio of Kevin's height to Bob's height is 3 : 2.5

  The ratio of their shadow should also be 5: Bob's shadow height

Equating the two of them should give a fairly constant ratio;

         [tex]\frac{3}{2.5} = \frac{5}{Bob}[/tex]  

            3Bob  = 5 x 2.5

 Bob's shadow height  = [tex]\frac{5 x 2.5}{3}[/tex]   = 4.2ft

The height of Bob's shadow is  4.2ft.

Explain why each of the following integrals is improper. (a) 4 x x − 3 dx 3 Since the integral has an infinite interval of integration, it is a Type 1 improper integral. Since the integral has an infinite discontinuity, it is a Type 2 improper integral. The integral is a proper integral. (b) [infinity] 1 1 + x3 dx 0 Since the integral has an infinite interval of integration, it is a Type 1 improper integral. Since the integral has an infinite discontinuity, it is a Type 2 improper integral. The integral is a proper integral. (c) [infinity] x2e−x2 dx −[infinity] Since the integral has an infinite interval of integration, it is a Type 1 improper integral. Since the integral has an infinite discontinuity, it is a Type 2 improper integral. The integral is a proper integral. (d) π/4 cot(x) dx 0 Since the integral has an infinite interval of integration, it is a Type 1 improper integral. Since the integral has an infinite discontinuity, it is a Type 2 improper integral. The integral is a proper integral.

Answers

Answer:

a

   Since the integral has an infinite discontinuity, it is a Type 2 improper integral

b

   Since the integral has an infinite interval of integration, it is a Type 1 improper integral

c

  Since the integral has an infinite interval of integration, it is a Type 1 improper integral

d

     Since the integral has an infinite discontinuity, it is a Type 2 improper integral

Step-by-step explanation:

Considering  a

          [tex]\int\limits^4_3 {\frac{x}{x- 3} } \, dx[/tex]

Looking at this we that at x = 3   this  integral will be  infinitely discontinuous

Considering  b    

        [tex]\int\limits^{\infty}_0 {\frac{1}{1 + x^3} } \, dx[/tex]

Looking at this integral we see that the interval is between [tex]0 \ and  \  \infty[/tex] which means that the integral has an infinite interval of integration , hence it is  a Type 1 improper integral

Considering  c

       [tex]\int\limits^{\infty}_{- \infty} {x^2 e^{-x^2}} \, dx[/tex]

Looking at this integral we see that the interval is between [tex]-\infty \ and  \  \infty[/tex] which means that the integral has an infinite interval of integration , hence it is  a Type 1 improper integral

Considering  d

        [tex]\int\limits^{\frac{\pi}{4} }_0  {cot (x)} \, dx[/tex]

Looking at the integral  we see that  at  x =  0  cot (0) will be infinity  hence the  integral has an infinite discontinuity , so  it is a  Type 2 improper integral

     

Solve for the value of Q

Answers

Answer:

q=9

Step-by-step explanation:

5q+1+44=90

5q+45=90

5q=45

q=9

Select the correct answer from each drop-down menu. Identify the investment type and complete the description. _____offer corporations a loan. Investors tend to choose this investment type because it offers______ and _____
1.a bonds 1.b real estate investment 1.c saving account 1.c stocks
2.a risk 2.b safety
3.a dividends base on company profits 3.b income based on an interest rate ​

Answers

Answer: bonds/safety/income based on an interest rate ​

Step-by-step explanation:

:)

Simplify 4(3x - 1) = 2(6 + 2x)
14x - 13
8x -16
8 + 16x
14x + 13​

Answers

Answer:

8 + 16x

Step-by-step explanation:

QUESTION 1 OF 5
4c + 5 < 4c + 3
Which of the follow

Answers

Answer:  No solutions.

============================================

Work Shown:

4c + 5 < 4c + 3

4c+5-4c < 4c+3-4c ... subtract 4c from both sides

4c-4c+5 < 4c-4c+3

0c+5 < 0c+3

0+5 < 0+3

5 < 3 ... statement is false

Since that statement is false, this means the original inequality is false regardless of what you pick for c.

There are no solutions.

Find the difference: 34.14 - 67.42

Answers

Answer:

the answer is -33.28

Step-by-step explanation:

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