tha co-efficient of correlation is independent of​

Answers

Answer 1
The coefficient of correlation is independent of change of scale and origin of the variable X and Y. Change of origin means some value has been added or subtracted in the observation. If we divide all observations with x then new mean =initial mean/x.
Answer 2

Answer:

change of scale and origin of the variable X and Y.


Related Questions

At a school there are six lessons in a day.
In total, the six lessons last for 4 1/2hours.
a) Assume that each lesson lasts the same amount of time.
How many minutes long is the final lesson?

Answers

Answer:

270

Step-by-step explanation:

ahhm 1 hour is equal to 60 minutes and their are 4 hours,,I did 60 × 4 = 240,,then half hour equal to 30 minutes..so 240+30=270

I hope it will help

Final lesson take 270 minutes in a day.

What is Measurement unit?

A measurement unit is a standard quality used to express a physical quantity. Also it refers to the comparison between the unknown quantity with the known quantity.

We have to given that;

At a school there are six lessons in a day.

And, In total, the six lessons last for 4 1/2hours.

Now, We know that;

⇒ 1 hours = 60 minutes

Hence, We can change as;

⇒ 4 1/2 hours = 4 1/2 × 60 minutes

                      = 9/2 × 60

                      = 270 minutes

Hence, There are 270 minutes long is the final lesson.

Learn more about the measurement unit visit:

https://brainly.com/question/777464

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After sales tax, a $310 chandelier costs $341. What is the sales tax percentage?
Write your answer using a percent sign (%).

Answers

The sale’s tax percentage is 10%

I'm confused what the answer is and my assignment is due tonight.
Please help!!!!!!

Answers

Answer:

You're just subtracting the (x,y) for the blue to the (x,y) for the red.

Step-by-step explanation:

PLZ HELP ILL MARK BRAINLIEST

Answers

Answer:

35/7

13/4

Step-by-step explanation:

I hope to help you

Answer:

five and four sevenths

5 4/7

Step-by-step explanation:

make them both improper fractions, multiply straight accross, then simplify.

12/7  *  13/4

=  156/28

=  39/7

=  5 and 4/7    in mixed number form

convert the following fractions so that the denominator is 100 11/25​

Answers

Answer:

44/100

Step-by-step explanation:

To convert the denominator to 100, we multiply the fraction by 4/4:

11/25(4/4) = 44/100

Answer:

The answer is 44/100

Step-by-step explanation:

Multiply 25x4=100 so we know to multiply the numerator by 4 getting the answer 44

If this helped you please consider marking it as brainliest

12. Used to prove that a conjecture is false.
a) Counterexample
c) Concluding statement
b) Inductive Reasoning
d) Conjecture

Answers

Answer:

A. Counterexample

Step-by-step explanation:

ounterexample can be a drawing, a statement, or a number.

Can someone help? Image below.

Answers

Answer:

i dont kniw

Step-by-step explanation:

Answer:

x=2

Step-by-step explanation:

there is a scale factor of 2

i need the answers pls!

Answers

Given:

The equation is

[tex]\dfrac{2a-4}{3}=8[/tex]

To find:

The reason for second step.

Solution:

We have,

[tex]\dfrac{2a-4}{3}=8[/tex]

Using multiplication property of equality, multiply both sides by 3.

[tex]3\left(\dfrac{2a-4}{3}\right)=3(8)[/tex]

[tex]2a-4=24[/tex]

Using addition property of equality, add 4 on both sides.

[tex]2a-4+4=24+4[/tex]

[tex]2a=28[/tex]

Using division property of equality, divide both sides by 2.

[tex]\dfrac{2a}{2}=\dfrac{28}{2}[/tex]

[tex]a=14[/tex]

So, the reason for second step is multiplication property (=).

Therefore, the correct option is D.


Find the number from the following expanded form:
9 x 10*5 + 2 x 10*2 + 3 x 10

Answers

Answer:

520

Step-by-step explanation:

happy to help ya :)

Which of the following points solves the system shown below?
y = 5x -9
y = -2x + 12
Choose from the following...
1) (1, -4) 2) (2,8) 3) (3,6) 4) (-3, 18)

Answers

Answer:

(3,6)

Step-by-step explanation:

Collect like terms

y -5x = -9

y + 2x = 12

Using elimination method

Subtract equation 2 from equation 1

y - 5x = -9

y + 2x = 12

---------------

0. -7x = -21

Divide both sides by -7

-7x = -21

---- -----

-7 -7

x = 3

Substitute x=3 into equation 1

y = 5(3) - 9

y = 15 - 9

y = 6

Solution is (x,y) = (3,6)

I NEED HELP ASAP ITS SO CONFUSING
Solve the following equation for the value of m.
SHOW UR WORK PLEASE!

Answers

304 = 19m
304/19 = m
16 = m

Answer:

m = 16

Step-by-step explanation:

304 = 19 m      ( / 19)

16 = m

ILL GIVE BRAINLIEST!!!!

Answers

Answer:

544

Step-by-step explanation:

128+96+96+128+96=544

percentages
and please explain how to do this because 8 days left for my final exams
i will make you brainliest

Answers

Answer:

1)50% , 2) 25% 3) 350%

Step-by-step explanation:

pls follow me not because I am genius but because I am a swager SWAG

Answer:

1. 50%

2. 25%

3. 350%

4. 125%

5. 30%

6. 45%

7. 59%

8. 380%

Step-by-step explanation:

to find the precentage of a fraction u have to try and make the bottom number 100, 1000, 10000 etc

to do that like the first 1 u do 2 x ? = 100 the answer is 50

Rule what u do to the bottom u have to do to the top

now that u multiply 50 down to make 100 u have to do as the rule say what u need to do is also multiply 1 to 50 to get the answer

as u might know that 100 mean % so u pet the top number and then %

Help I will be marking brainliest!!!

A. 201.32
B. 37.24
C. 96
D. 126.32

Answers

Answer:

96

Step-by-step explanation:

su=153

ts=57

su-ts=tu

153-57=96

tu=ou

ou=96

Answer:

A

Step-by-step explanation:

Find length of segment > Been so long i did this problem

How I get answer by simplify

SU = 153

Multiply to CO =75

Divide that 57

Which get 201.31 ,But your question round nearest hundredth

201.32

Answer : A

~~~~~~~~~~~~~~~~~~~~~~~

" Problem it said look carefully" Round nearest hundredth

An arithmetic sequence has a common difference of 5 and the 3rd term is 15. What is the 5th term?

Answers

Step-by-step explanation:

Given,

d=5

a3=15

Now, a3=a+2d

= 15=a+10

= 15-10=a

= 5=a

a5=a+4d

= 5+20

= 25

Please help me with steps.

Answers

Answer:

I think its would be d

Step-by-step explanation:

the distributive property

Answer:

It D. yigigihihijojjvjhjbhhjhj

Write an equivalent expression that uses only addition.

20−9+8−7

Answers

Answer:

2+1+3+2+1+3

Step-by-step explanation:

:)

Answer:

20 + -9 + 8 + -7

Step-by-step explanation:

A epression DOES NOT have a equal sign,  =

20-9+8-7 = 12

20 + -9 + 8 + -7

to check -->

20 +-9 + 8 + -7

20 + -9 = 20 - 9 = 11

11 + 8 = 19

19 + -7 = 19 - 7 = 12

So therefor it would be

20 + -9 + 8 + -7

Help please will give Brainliest if possible

Answers

Answer:

Look below

Step-by-step explanation:

The answer would be (0,2) or (2,2)

Please mark me as brainliest

Answer:

1,3

Step-by-step explanation:

help me please so I can do it​

Answers

Answer:

area of rectangle: 16cm

area of square: 9cm

area of whole: 16+9= 25cm

Step-by-step explanation:

the ratio of distilled water to ammonia is 50/1 . How are the ratios in related to this ratio​

Answers

Let’s say your using pints. For every 50 pints of distilled water there is one pint of ammonia. Equal to 50/1

due in 5 min



help me plss​

Answers

Answer:

What is the question asking for??

Step-by-step explanation:

area of the square=7*10=70cm2

area of the semi circle=πr^2/2

=22/7*5*5/2

. =39.25cm2

total area=39.25+70=109.25cm2

PLESE HELP I WILL MARK BRAINEST PLEASE


The prices for a day pass for skiing are:
Low Season: $52
High Season: $64
Spring Season: $58

a) Calculate the percent change in cost from Low Season to High Season.

b) Calculate the percent change in cost from High Season to Spring Season.

Answers

Answer:

a) 23.0769% increase

b) 9.375% decrease

Step-by-step explanation:

pls help somebody. And also include how u got it. I'm confused.
:)

Answers

So basically the decimal dot is in the tenth place which means it is 5/10

U can simplify that into 1/2

Final answer: 1/2

Answer:

1/2

Step-by-step explanation:

Since 2/2 is one whole that means if you add .5 + .5 you will get one whole and it is half of one whole

Graph the image of △UVW after a rotation 270° clockwise around the origin.

Answers

Step-by-step explanation:

step 1. U(-7, 2) -> U'(-2, -7)

step 2. V(-7, 7) -> V'(-7, -7)

step 3. W(-1, 6) -> W'(-6, -1)

i need the answer to 10h+12+8h+4

Answers

Answer:

18h + 16

Step-by-step explanation:

Since H is an variable, we don’t know what it represents

Answer:

[tex]\huge\boxed{18h+16}[/tex]

Step-by-step explanation:

[tex]\text{Combine Like Terms.}\\\\\\10h+12+8h+4\\\\10h+8h+12+4\\\\18h+16\\\\\\\text{The expression can be no longer simplified.}\\\\\\\boxed{\text{The correct answer should be: } 18h+16}\\\\\\\text{ Hope this helps.}[/tex]

Jennifer has one more nickel than she has dimes. If she has $1.25 how many of each type of coin does she have? (HELP IS APPRECIATED)

Answers

Answer:

She has 9 nickels, and 8 dimes.

Step-by-step explanation:

We know that she has a total of $1.25. We know that a nickel is $0.05, and that a dime is $0.10.

9x$0.05=$0.45

8x$0.10=$0.80

Answer:

9 nickels

8 dimes

Step-by-step explanation:

.05(n + 1) + .10n = 1.25

.05n + .05 + .10n = 1.25

.15n = 1.20

n = 1.2 / .15

n = 8

but there are 9 nickels because there is "one more nickel than dimes"

Which of these best represents the
function shown in the table?
f(x) = 2(4)
f(x)=x+2
f(x) = 6x + 2
f(x)= x5

Answers

Answer:

Step-by-step explanation:

F(x)=5

Answer:f(x) = x^5

Step-by-step explanation:

Evaluate the expression, 7x+8(x-3). Assume that x=4.

Answers

Answer:

if x was 4 then the answer would be 36.

Step-by-step explanation:

28+8(4−3)

=28+(8)(1)

=28+8

=36

plz help me it’s multiple choice! i wanna do good on this.

Answers

Answer:

A, or Triangle DEC

Step-by-step explanation:

Write an equation for the nth term of the arithmetic sequence
18, 30, 42, 54, 66,
A. an = 30n + 6
B. an = n + 18
C. an = 12n + 6
D. an = 18n + 12

Answers

The arithmetic sequence is increasing in 12 each time

18, 30, 42, 54, 66
12n 12, 24, 36, 48, 60

To get from 12n to the arithmetic sequence, you add 6 each time

Therefore the answer is C - an = 12n + 6
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