HELP URGENT!! the data set for a random sample of 10 soccer players heights compared to their shoe sizes is summarized in the table.

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HELP URGENT!! The Data Set For A Random Sample Of 10 Soccer Players Heights Compared To Their Shoe Sizes

Answers

Answer 1

Part A: The equation of least squares regression line is

ŷ = 0.4684X + 64.69888

Part B: The residual that we have here is - 1.382

Part C: Residual refers to the difference between the observed value and the predicted value

How to solve for the residual

Sum of X = 102.5

Sum of Y = 695

Mean X = 10.25

Mean Y = 69.5

Sum of squares (SSX) = 33.625

Sum of products (SP) = 15.75

Regression Equation = ŷ = bX + a

b = SP/SSX = 15.75/33.63 = 0.4684

a = MY - bMX = 69.5 - (0.47*10.25) = 64.69888

ŷ = 0.4684X + 64.69888

Residual = observed - predicted

The observed = 68

The predicted = 0.4684 x 10 + 64.69888

= 4.684 + 64.69888

= 69.382

residual = 68 - 69.382

= -1.38

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Related Questions

Given that m∠ABC = 143°, find m∠ABD and m∠DBC.

Answers

Answer:

m<ABD = 24°

m<DBC = 119°

Step-by-step explanation:

m<ABD + m<DBC = m<ABC

2x - 40 + 3x + 23 = 143

5x - 17 = 143

5x = 160

x = 32

m<ABD = 2x - 40 = 2(32) - 40 = 24

m<ABD = 24°

m<DBC = 3x + 23 = 3(32) + 23 = 119

m<DBC = 119°

Solve for the value of r.
52°
(4r-6)⁰

Answers

The value of r is 11°

How to determine the value

From the information given, we have that;

52°(4r-6)⁰

Both angles are complementary angles.

It is important to note that complementary angles sum up to 90 degrees

Then, we have;

52 ° + 4r - 6° = 90°

collect like terms

4r + 46° = 90 °

4r = 90 - 46

4r = 44

Make 'r' the subject of formula

Divide both sides by 4

4r/4 = 44/4

r = 11°

Thus, the value of r is 11°

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What is the molecular formula of a hydrocarbon with m = 108? fill in the blank 1

Answers

M+=108 is a technique to indicate a compound's molecular formula; it only contains simple numbers for each type of atom in a molecule and no structural information.

What do you mean by the term hydrocarbon?

An organic chemical molecule that only contains hydrogen and carbon atoms is referred to as a hydrocarbon. Natural hydrocarbons are the building blocks of coal, natural gas, crude oil, and other significant energy sources. They burn easily and emit heat, water, and carbon dioxide when they are burned. As a result, hydrocarbons constitute a very efficient fuel source. The concerned hydrocarbon molecule contains 12 hydrogen atoms and 8 carbon atoms. The resulting chemical is C8H12. C8H12 is composed of one ring and two double bonds.

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PLEASEE HELP AGAINNNN!!!!
If a1 = 4 and an = -4an - 1 then find the value of a6

Answers

The 6th term of the geometric sequence is of -4096.

What is a geometric sequence?

A geometric sequence is a sequence in which the result of the division of consecutive terms is always the same, called common ratio q.

The nth term of a geometric sequence is given by:

[tex]a_n = a_1q^{n-1}[/tex]

In which [tex]a_1[/tex] is the first term.

For this problem, we have that:

The first term is [tex]a_1 = 4[/tex].[tex]a_n = -4a_{n - 1}[/tex], hence the common ratio is q = -4.

Thus the 6th term of the sequence is found as follows:

[tex]a_6 = a_1q^5 = 4(-4)^5 = -4096[/tex]

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9. Use the graph of the sequence to answer the parts.

a. Is the sequence arithmetic, geometric, or neither Explain.

b. Write a recursive formula for the sequence.

c. Write an explicit formula for the sequence.

Answers

The recursive formula for the sequence is T(n+1) = Tn - 3 where T1 = 19 and the explicit formula for the sequence is Tn = 22 - 3n

a. Is the sequence arithmetic, geometric, or neither

On the given graph, we have the following points

19, 16, 13, 10, 7

These points represent the nth term of the sequence

See that the points have a common difference of -3

Hence, the sequence is an arithmetic sequence

b. Write a recursive formula for the sequence.

In (a), we have

T1 = 19

d = -3

So, we have

T2 = T1 + d

This gives

T2 = T1 - 3

Express 2 as 1 + 1

So, we have

T(1+1) = T1 - 3

Express 1 as n

So, we have

T(n+1) = Tn - 3

Hence, the recursive formula for the sequence is T(n+1) = Tn - 3 where T1 = 19

c. Write an explicit formula for the sequence.

In (a), we have

T1 = 19

d = -3

So, we have

Tn = T1 + (n - 1)d

This gives

Tn = 19 + (n - 1) * -3

Evaluate

Tn = 19 + 3 - 3n

Evaluate the sum

Tn = 22 - 3n

Hence, the explicit formula for the sequence is Tn = 22 - 3n

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q+10q+4q q+10q+4qq+10q+4q

Answers

3q+30q+12q = 45q

Hope that helped :)

Answer:

35q+8qq

Step-by-step explanation:

i know is ryt

but y did u separate de first 4's other q like dat?

suppose you have two bags of marbles that are in a box. bag 1 contains 7 white marbles, 6 black marbles, and 3 gold marbles. bag 2 contains 4 white marbles, 5 black marbles, and 15 gold marbles. the probability of grabbing the bag 1 from the box is twice the probability of grabbing the bag 2. if you close your eyes, grab a bag from the box, and then grab a marble from that bag, what is the probability that it is gold?

Answers

The probability that it is gold is (1/3).

What is probability?

The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty. The likelihood that an event will occur increases with its probability. If two events are mutually exclusive, then there is a 0 percent chance that they will both happen at the exact moment. Two events are said to be mutually exclusive if they share no elements (their intersection is the empty set). Consequently, P(A∩B)=0.

Let A be the event that a gold marble is picked.

Let B₁ and B₂ be the event that the first bag is chosen and the second bag is chosen respectively.

Given: P (B₁ ) = 2.P(B₂)

Also, P(B₁) + P(B₂) = 1

∴ 2P(B₂) + P(B₂) =1

3P(B₂) = 1

P(B₂) = 1/3 and  P(B₁) = 2/3

Now

P(A)

= P(A∩(B₁∪B₂))

= P[(A∩B₁)∪(A∩B₂)]

Probability adds up because the events are mutually exclusive

= P(A∩B₁) + P(A∩B₂)

= P(B₁). P(A/B₁) + P(B₂). P(A/B₂)

= (2/3)×(3/16) + (1/3)×(15/24)

= (1/3)

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helppp me solveeeeeee this ty 50+pnts

Answers

Answer:

1. 47
2. 4

Step-by-step explanation:

1. 4a + 5b

4(8) + 5 (3)

32+ 15
=47

2. 3a/2b
3(8)/2(3)
24/6
=4

I need help with this, I no understand how complete the activity​

Answers

Answer:

You have to give proof of why the question is true by slowly giving facts about the angles

Step-by-step explanation:

During 1 hour of television there are 12 commercials. If you watch 3 hours of television how many commercials will there be (please explain in numbers

Answers

Answer: 36

Step-by-step explanation: the reason why is that if each hour there is 12 commercials then by the third hour there will be 36 we can also use multiplication 12x3=36  I hope that helps

Charlette reads 8 1/3 pages of a book in 10 minutes. What is her average reading rate in pages per minute?

Answers

Answer:

Step-by-step explanation:

8 1/3 pages/10 minutes = 25/3 pages / 10 minutes = 25/30 pages/minute = 5/6 page/minute

Solve the formula for the indicated variable

A=LWH for H

H=

Answers

Answer:

Step-by-step explanation:

[tex]A=LWH\\[/tex]

Divide both parts of the equation by LW:

[tex]\displaystyle\\\frac{A}{LW} =H\\\\Thus,\\\\H=\frac{A}{LW}[/tex]

A ticket to see Pink in concert costs $113.50 $ ⁢ 113.50 at regular price. An online ticket company is offering tickets at a 10% 10 % discount. Your friend bought a ticket at the discounted price but found out he can't go. He's offering the ticket to you at an additional 25% 25 % off what he paid. What price could you get the concert ticket for if you bought it from your friend? Round your answer to the nearest cent, if necessary.

Answers

Your friend bought the ticket at the discounted price which would be 10% of 113.50. 10% times 113.50 equals $11.35. 113.50-11.35=102.15. He is giving u an additional 25% off that. That means 25% times 102.15. That equals 25.5375. You get that discount off 102.15 so ur ticket would cost 76.6125, rounded would be 76.61

Answer =$76.61

Fatoumata has a collection of 280 coins. How many coins represent 20% of her
collection?
Divide/scale down to solve for the missing percent.

Answers

The coins that represent the 20 5 of her coins that is 280 are 56 coins.

We know that:

Fatoumata has a collection of 280 coins.

Now, we need to tell how many coins will be its 20 %.

For this we will calculate 20 percent of 280

So, number of coins = N will be:

N = 20 % of 280

N = 20 % × 280

N = 20 / 100 × 280

N = 2 × 28

N = 56 coins

Therefore, we get that, the coins that represent the 20 5 of her coins that is 280 are 56 coins.

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A realtor earns a base salary of $30,000 a year +3% of her yearly sales. if victoria want to make a $60,000 annual salary this year how much will she need to sell?

Answers

The answer is 2000000$  . Victoria need to sell 2000000$ this year to achieve $60000 this annum.

As per the question ,  3 percent of her yearly is equivalent to $30000 ,

If 3 percent is equivalent to $30000 , then 100 % is equal to , ( 30000 × 100/3  = 1000000 $ )

Now , we can conclude , the realtor sold worth of 1000000 $.

If Victoria want to earn 60000$ then She has to sell ( 60000 ×100/3 = 2000000 $ ) as only 3 % is equivalent to 60000 $  .

This year 2000000$ will she need to sell .  

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a game in which one person tries to trap another in a mistake, lie, or some other type of negative situation is known as a game

Answers

Answer:

"Wooden leg" is the correct answer.

Helpppppppp 27 points MATHH

Answers

Answer:

y

Step-by-step explanation:

x^(-7) * x^7 * y^(-6)/y^(-7)=

x^(-7+7) * y^(-6-(-7))=

x^0 * y^(-6+7)=

1 * y^(7-6)=

y^1=y

Nicole needs to spend at least 4 hours each week practicing the guitar. she has already practiced two and one third hours this week. she wants to split the remaining practice time evenly between the last 2 days of the week. write an inequality to determine the minimum number of hours she needs to practice on each of the 2 days. two and one third 2x ≥ 4 two and one third 2x ≤ 4 two and one thirdx 2 ≤ 4 two and one thirdx 2 ≥ 4

Answers

According to the given statement  an inequality to determine the minimum number of hours she needs to practice on each of the 2 days two and one third + 2x ≥ 4.

The correct option is A.

What are the three types of inequality ?

The lowered life expectancy, higher infant mortality, lesser social mobility, , and mental illness are all factors that contribute to lower life expectancy.

Income disparity. Income inequality is defined as the degree to which money is distributed unevenly among a group of people.

Pay Disparity. The pay of an individual changes from their income. Pay simply refers to the money earned through employment.

Inequality of wealth.

According to the given data:

Given,

How many hours she has already practiced= , 2/3

She also wants to train for another two days, putting up equal hours each day.

Let x be the number of hours she practised each day.

As a result, the total number of hours kate practiced in two days was = 2x

As a result, the total amount of time she practiced = 2/3 + 2x

If she wishes to practice for at least four hours,

2/3 + 2x  ≥ 4

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I understand that the question you are looking for is:

Nicole needs to spend at least four hours each week practicing the guitar. She has already practiced two and one third hours this week. She wants to split the remaining practice time evenly between the last two days of the week. Write an inequality to determine the minimum number of hours she needs to practice on each of the two days.

A. two and one third + 2x ≥ 4

B. two and one third + 2x ≤ 4

C. two and one third x + 2 ≤ 4

D. two and one third x + 2 ≥ 4

Please help me get the answer i am curious .

Answers

Answer:

197miles

Step-by-step explanation:

because on avg drove 35 miles per gallon. so if we use 6x35 we would have how far he can drive on 6 gallons gas

Does anyone know this answer??

Answers

Answer: 2y-13

Step-by-step explanation: 2y => double of lenght
-13 => less than

jessica is saving money for a new sailboat. she has already saved $1,000 and plans to save $150 per week. this situation can be represented by the function f(x)

Answers

This situation can be represented by the function f(x)=1000+150x.

Linear Equation can be defined as the equation that have  highest degree 1.

For Example : 3x+6 is a linear equation as it's highest degree is 1.

In the given question

Total money saved=initial amount+(money saved per week)*(number of weeks)     …(1)

Given that

Jessica already saved = $1000

money to be saved per week = $150

let the number of weeks she will be saving money =x

let f(x) be the function used to represent money saved

Substituting the values in eqn (1) we get

f(x)=1000+150(x)

Therefore , this situation can be represented by the function f(x)=1000+150x.

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How many groups of 1/3 are in 4 (draw a tape diagram)

Answers

There is 12 groups

Hope it helps

Help
me solve this pls

Answers

The constant of proportionality is 28.2.

How to calculate the constant of proportionality?

It should be noted that the miles driven and the number of gallons used has been given.

Therefore, the constant of proportionality will be:

= Miles driven / Gallons used

= 930.6 / 33

= 28.2

Therefore, the constant of proportionality is 28.2.

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Point D
Point G
Point I
Point A

Answers

Point A I believe so yeah don’t ask exactly what but yes I do believe it’s A

ab sorumu silmeyin be aga​

Answers

Answer:

ab don't delete my question aga

Step-by-step explanation:

Evaluate each expression so the equation is 8b-a and a=4 and b=6

Answers

Answer: 44

Step-by-step explanation: basically replace b with 6 and a with 4 in the expression 8b-a, which turns out to be 8(6)-(4). We're subtracting 4 from the product of 8(6), which is 48. 48-4 = 44

Which is an example of a line segment? the edge of a book the corner of a box a beam of light the floor of a classroom

Answers

(D) the floor of a classroom is a perfect example of a line segment.

What do we mean by line segment?A line segment is a section of a straight line that is constrained by two distinct end points and contains every peak on the line between them. The Euclidean distance between the endpoints of a line segment determines its length. A closed line segment contains both endpoints, whereas an open line segment does not; a half-open line segment contains only one endpoint. In real life, a line segment can be represented by a ruler, a pencil, or a stick. The sun's rays are an illustration of a ray. The sun is the origin of the sun's rays, but there is no endpoint. A line segment is a perfect example of a classroom floor.

Therefore, (D) the floor of a classroom is a perfect example of a line segment.

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The correct form of the question is given below;
Which is an example of a line segment?

(A) the edge of a book

(B) the corner of a box

(C) a beam of light

(D) the floor of a classroom

Illustra
i Mathe
4. A student has these scores on their assignments. The teacher is considering droppi
a lowest score. What effect does eliminating the lowest value, 0, from the data set
have on the mean and median?
0, 40, 60, 70, 75, 80, 85, 95, 95, 100

Answers

We can conclude that the value of both mean and median increases when we remove the lowest value, 0, from the data set.

What do we mean by mean and median?The mean is the average of a set of values in mathematics and statistics. The mean can be calculated in a variety of ways, including the simple arithmetic mean (add the numbers and divide the total by the number of observations), geometric mean, and harmonic mean.The median is the number in the middle of a sorted list of numbers, and it is more descriptive of the data set than the average. When there are outliers in the sequence that could skew the average of the values, the median is sometimes used instead of the mean.

(1) First, we have to find the value of the mean and median with the value of 0.

(A) Mean: Sum of all values/Number of terms

= 700/10= 70

(B) Median: If the number is an even number, add the two middles and divide by 2.

= 75 + 80/2= 155/2= 77.5

(2) Now, we have to find the value of the mean and median without the value of 0.

(A) Mean: Sum of all values/Number of terms

= 700/9= 77.77

(B) Median: If there are an odd number of observations, the number in the middle of the list is the median.

= 5th term from both sides is the middle value= 80

Therefore, we can say that the value of both mean and median increases when we remove the lowest value, 0, from the data set.

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what is the common denominator of 3/5, 4/9, 6/7?

Answers

Answer: hi! for the denominators (5, 9, 7) the least common multiple

Step-by-step explanation:

(LCM) is 315.

LCM(5, 9, 7)

Therefore, the least common denominator (LCD) is 315.

Calculations to rewrite the original inputs as equivalent fractions with the LCD:

3/5 = 3/5 × 63/63 = 189/315

4/9 = 4/9 × 35/35 = 140/315

6/7 = 6/7 × 45/45 = 270/315

The midpoint of AB is M(3, -1). If the coordinates of A are (5, 1) what are the coordinates of B?

Answers

The coordinates of B is (1,-3) .

A midpoint formula is a formula used to identify the midpoint between two data points. Except for geometry, research in  economics uses this calculation to calculate elastic moduli, etc.The Midpoint Formula is given by [tex](x, y)=(\frac{x_1+x_2}{2} ,\frac{y_1+y_2}{2} )[/tex] where, [tex](x_1,y_1)[/tex] are the coordinates of the first point and  [tex](x_2,y_2)[/tex] are the coordinates of the second point.

It is given that midpoint of AB is (3, -1) and coordinates of A is (5, 1) .

Let the coordinate of B be (x, y) .

By using midpoint formula , we get

[tex](3, -1)=(\frac{5+x}{2} , \frac{y+1}{2} )\\[/tex]

On comparing , we get the x- coordinate

   [tex]\frac{5+x}{2} =3\\\5+x=6\\x=1[/tex]

On comparing , we get the y- coordinate

[tex]\frac{1+y}{2} =-1\\\\1+y=-2\\y=-3[/tex]

Hence , the coordinates of B is (1,-3) .

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