STATS QUESTION PLEASE HELP AND EXPLAIN!


A least squares regression line was calculated to relate the length (cm) of newborn boys to their weight in kg. The line is weight = -5.58 + 0.1686 length. A newborn was 48cm long and weighed 3 kg. According to the regression model, what was his residual? What does that say about him?


1) WHAT WAS HIS RESIDUAL?


2) WHAT DOES THAT SAY ABOUT HIM? SELECT THE CORRECT CHOICE AND FILL IN ANY ANSWER BOXES TO COMPLETE YOUR ANSWER (round to three decimal places as needed)

a. the newborn weighs ____ kg less than the weight predicted by the regression equation

b. the newborn weighs _____ kg more than the weight predicted by the regression equation

c. the newborn weighs the same as the weight predicted by the regression equation

Answers

Answer 1

Answer:

0.487 kg

b.) the newborn weighs 0.487kg more than the weight predicted by the regression equation

Step-by-step explanation:

Given the Regression equation:

Weight = - 5.58 + 0.1686 length

Length of newborn = 48 cm

Actual Weight of newborn = 3kg

Predicted weight from regression model:

Weight = - 5.58 + 0.1686(48)

Predicted Weight = 2.513kg

Hence, residual = (Actual - predicted)

Residual = (3kg - 2.513kg) = 0.487kg

Since the actual weight is more or greater than the predicted weight:

b.) the newborn weighs 0.487kg more than the weight predicted by the regression equation


Related Questions

what is 2 plus 2
a. 3
b. 4
c. 1
d. 7​

Answers

Answer:

I have to say 4

Step-by-step explanation:

2nd my MD du web mi if

Your Answer :

B. 4

Step - By - Step Explanation :

We have two digits. 2 and 2.

The value of 2 is equivalent to 1 apple next to another apple. There are two apples.

What if there were two more apples? Now you have 2 apples next to another pair of apples. Now let's count all the apples.

One apple,

Two apples,

Three apples,

Four apples.

There are 4 apples all together.

So, 2 + 2 has a sum of 4.

Slove 4(5x-2)= 2(9x+3)

Answers

Answer:

x=7

Step-by-step explanation:

divide both sides by two. distribute on the left side. minus 9x on both sides. add 4 on both sides, and you get 7.

Answer:

x = 7

Step-by-step explanation:

Firstly, use the distributive property to distribute the 4 and the 2 respectively.

[tex]4(5x-2) = 2(9x+3)[/tex]

[tex]20x-8=18x+6[/tex]

Then, isolate the variable. Start by subtracting 18x from both sides.

[tex]2x - 8 = 6[/tex]

Add 8 to both sides.

[tex]2x = 14[/tex]

Divide both sides by 2.

[tex]x=7[/tex]

Two towns that are 5 inches apart on this map are how many actual miles apart?

Answers

1 inch equals 24 miles

5 • 24 = 120

120 miles apart

Answer:

12*10=120

Step-by-step explanation:

What role early cells played in shaping life on earth?

Answers

Answer:

Present-day cells evolved from a common prokaryotic ancestor along three lines of descent, giving rise to archaebacteria, eubacteria, and eukaryotes.

Changed the composition of the oceans. Most of the iron was precipitated out by early life.

Changed the composition of the atmosphere.  Oxygen became available in abundance.

y = 3x-2
slope
y-intercept =

Answers

Answer:

The slope is 3 and the y-intercept is -2

Step-by-step explanation:

The slope will always be the point by the x and the y-intercept is where the line crosses the y axis.

What is the image point of (-1,1) after a translation right 2 units and down 1 unit

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Answer:

(0,1)

Step-by-step explanation:

Answer:

I think (-2,3) is

the answer

Based on her recipe Elana knows that 5 servings of granola have 1,750 calories. If she wants to eat 175 calories of granola how many servings should she eat

Answers

Answer:

1/2 of a serving

Step-by-step explanation:

start by dividing the 1750 calories by 5 to find out how much for one serving. than from there I divide one serving into two and got 175 calories

On triangle it shows: 50* (2x)* (3x-10)* what is the value of x?

Answers

Answer:

28

Step-by-step explanation:

The sum of 3 consecutive even integers is 48. Find all three inters

Answers

Answer: 15 16 17

Step-by-step explanation: Add them together and you should get 48

1Write an equation in slope intercept form for a line that contains the
points (-3.2) and (6, 1).

Answers

Answer:

y=-[tex]\frac{1}{9}[/tex]x+[tex]\frac{5}{3}[/tex]

Step-by-step explanation:

HURRY, PLEASE HELP!!!

Answers

Answer:

Equilateral, Isosceles, and Scalene triangles all have at least one pair of equal angles.

The angles must have the same degree and most of the time come when connected by or adjoined by 2 equal side lengths.

solve for x im not good at math

Answers

the answer would be x=9

Don’t worry I’m not either. I just did this yesterday.

POSSIBL

Mariko needs to solve the equation below for D. Which correctly describes the step he should take?

M=

= p

Subtract V from both sides.

Divide both sides by V.

Multiply both sides by V.

O Divide both sides by D.

1

2

which step should I take

Answers

Answer:

Divide both sides by V

Step-by-step explanation:

The equation is not well written.

Mariko needs to solve the equation below for D. Here is the equation:

M = DV

For Mariko to get D, he needs to make D the subject of the formula by dividing both sides of the equation by the coefficient of D i.e V as shown;

Divide both sides by V

M/V = DV/V

V at the denominator will cancel out the V at the numerator to have:

M/V = D

Rearrange

D = M/V

Therefore, the statement which correctly describes the step he should take is:

Divide both sides by V. Option B is correct.

Which statement is modeled by 2p + 5 < 11
Group of answer choices

The sum of 5 and 2 times p is at least 11

5 added to the product of 2 and p is less than 11

2 times p plus 1 is at most 11

the product of 2 and p added to 5 is 11

Answers

Answer: 5 added to the product of 2 and P is less than 11

The reason for this is because the inequality multiples 2 and the variable p, which is the product. Then, you have to add 5 to the product of 2p. Since the sign is opened towards the 11, this indicates that the sum of 5 and 2 times p is less than 11. Hope that helps!

which expression is equivalent to -10 (-40) + (-90) ?

A. 10 + 40 + 90

B. -(10-40) + (-90)

C. -10 - (40 - 90)

D. -10 + (-90) + (-40)


PLS HELP

Answers

Answer:B

Step-by-step explanation:-10 times -40 is -400 times -1 is 400.

You have prizes to reveal! Go to your game board. *
Steven already knew 28 appetizer recipes before starting culinary school, and he will learn 1
new appetizer recipe during each week of school. After how many weeks of culinary school
will Steven know a total of 34 appetizer recipes?

Answers

Answer:

6

Step-by-step explanation:

The engineers designing the All Aboard Railroad between Boca Raton and Jupiter decide to create parallel tracks through this portion of the railway. To illustrate their plans to the county commission, they use a coordinate plane. The southbound track will have an equation of 2x + 5y = 15. What is the equation of the parallel northbound track that runs through the point (4, – 2)?

Answers

Answer:

there are no signs between the x and y and constant

it could be

2x+5y=15

2x+5y=-15

-2x+5y=15

2x-5y=15

for ax+by=c, the equation of a line paralell to that is

ax+by=d where a=a, b=b, and c and d are constants

(for this answer, I'm going to use 2x+5y=15)

given 2x+5y=15, the equation of a line paralell to that is 2x+5y=d

to find d, subsitute the point (4,-2), basically put 4 in for x and -2 for y to get the constant

2x+5y=d

2(4)+5(-2)=d

8-10=d

-2=d

the eqaution is 2x+5y=-2 (Only if the original equation is 2x+5y=-15

pls mark me brainlest

Answer:

2x+ 5y= -2

Step-by-step explanation:

Help with math. please

Answers

Answer:

B. 1  9/10 (19/10)

Step-by-step explanation:

3 4/5 is equal to 19/5

We would need to divide 19/5 by 2

Make 2 a fraction. 2/1

Flip the number: 1/2

Multiply 19/5 by 1/2

19/10

Simplify.

1  9/10

Hope I helped :)

Please consider Brainliest :)

(−8 − 3i) − (−8 + 5i)

Answers

Answer:

-8i

Step-by-step explanation:

Answer:

(-8 - 3i) - (-8 + 5i) = −8i

Step-by-step explanation:

19 A trading card costs $810$ it increases in value the same amount each
year. After 1 year, the value is $1092
Write the equation to represent this

Answers

810 + x^1 = 1092

X is the amount that the trading card increased. It is raised to the first power because this was only over the span of one year. If it were five years, it would be x^5

A taxi company charges a flat amount of $5.00 plus a rate of $3.00 per mile traveled.
If the total cost of the fare was $41.00, what’s the equation to determine the number of miles traveled. And what’s the total number of miles traveled if the fare was $41.00?

Answers

Answer: 12

Step-by-step explanation:

Answer:

[tex]y=3x+5[/tex]

12 miles

Step-by-step explanation:

You know that the total fare was $41 so you need to subtract 5 from that and you get $36. Then you need to divide that by 3 to find out what x is. When you od that you get 12. Now you know he traveled 12 miles

Hope this helps!

Mark Brainliest if you can!

The product of 8 and x is greater than 50.

Answers

Answer:

X would have to be any number greater than 6.25

Step-by-step explanation:

8*7=56, 8*8=64, and so on.

A rectangle has length 8x 104 mm and width 4 x 104 mm. The rectangle's length is how many times
its width?
The rectangle's length is times its width.
(Type a whole number.)

Answers

Answer:

Step-by-step explanation:

It would be 2.

8/4=2

10^(4-4)=10^0 or 1

2*1=2

Does anyone know this?

Answers

Answer: i cant read what it says

Step-by-step explanation:

get closer

A pizza with a 10-inch diameter costs $6.99 and is cut into 6 slices, what is the cost per slice? ​

Answers

Answer:

$1.165

Step-by-step explanation:

$6.99/6 slices = 1.165

help me answer please​

Answers

Answer:

x=21

Step-by-step explanation:

supplementary angles add up to 180°

7x-3+2x-6=180

collect like terms

9x-9=180

add 9 to both sides

9x=189

divide both sides by 9

x=21

Help me please! What’s m

Answers

Answer:

should be 60 right?

Step-by-step explanation:

a triangle =180 degrees

angle be is 60

60+60+60 =180

not a very good explanation but im almost certain the answer is 60

Answer:

A = 60°

Step-by-step explanation:

B is equal to 60°, so 60 + 80 = 120

180° - 120° = 60°

Pls Brainliest, it would help a lot! ;)

What conjecture can you make about the sum of the first 33 positive odd numbers?

Answers

Answer:

The number series 1, 3, 5, 7, 9, . . . . , 59. Therefore, 900 is the sum of first 30 odd numbers.

The conjecture we can make is C. The sum is equal to the no. of terms squared.

According to the given question we have been asked What conjecture can you make about the sum of the first 33 positive odd natural numbers.

We know that the sum of first 'n' odd natural numbers is n².

So, the sum of first 33 odd natural numbers is (33)² which is = 1089.

Let us prove this by AP.

First term(a₁) is = 1.

common difference(d) = 2.

No. of terms (n) = 33.

∴ aₙ = a₁ + (n-1)d

aₙ = 1 + (33-1)2

aₙ = 1 + 32(2).

aₙ = 1 + 64.

aₙ = 65.

∴ S₃₃ = 33/2×[ 2(1) + (33-1)2].

S₃₃ = 33/2×[ 2 + 64].

S₃₃ = 33/2×66.

S₃₃ = 33×33.

S₃₃ = 1089.

learn more about conjecture here :

https://brainly.com/question/24881803

#SPJ2

3(-4/7) I don’t know how to get the answer

Answers

Answer:

Step-by-step explanation:

if its 3 - 4/7 then it = 2 3/7

if its 3*-4/7 then it = -12/7 = - 1 5/7

Felipe and Makayla each tried to solve the same
equation for x.
Original equation: 2x + 6 = 3x - 8
The result of Felipe's first step was -x + 6 = 8.
Describe the first step Felipe made to the equation

Answers

Felipe subtract 3x from both side to get rid of x on one side. Ik this isn’t part of the answer but the correct way to do this would be to subtract 2x from each side after adding 8 to each side of the equation

Felipe in the first step shifted 3x from R.H.S. to L.H.S. as -

2x - 3x + 6 = 8

What is a function?

An expression in mathematics defines a relationship between one variable (the independent variable, x)  and another variable (the dependent variable, y). For example -

f(x) = 4x + 6

Given is the equation equating two functions as -

2x + 6 = 3x - 8

We have -

2x + 6 = 3x - 8

2x - 3x + 6 = 8

-x + 6 = 8

Therefore, Felipe in the first step shifted 3x from R.H.S. to L.H.S. as -

2x - 3x + 6 = 8

To solve more questions on functions, visit the link below -

brainly.com/question/26182329

#SPJ5

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