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The overall error rate of the following classification confusion matrix is 0.0314.

To calculate the overall error rate using the given classification confusion matrix, you can follow these steps:

STEP 1. Find the total number of predictions:
  Sum of all elements in the matrix = 224 + 85 + 28 + 3,258 = 3,595

STEP 2. Determine the number of incorrect predictions:
  Incorrect predictions are the off-diagonal elements, i.e., False Positives (FP) and False Negatives (FN) = 85 + 28 = 113

STEP 3. Calculate the overall error rate:
  Error rate = (Incorrect predictions) / (Total predictions) = 113 / 3,595 = 0.0314

So, the overall error rate is 0.0314 of the given confusion matrix.

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Rectangle:

Rhombus:

Square:

Generally, Properties of shapes are characteristics that describe a shape, such as its size, number of sides, angles, and symmetry. These characteristics can be used to compare, classify, and identify different shapes.

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Answer:

6:8:10:12

Step-by-step explanation:

Scale factor of 2-

3:4:5:6

multiply each number by 2

6:8:10:12

Answer:

the answer is 1/7.

Step-by-step explanation:

3 1/2 =3x2+1= 7/2.

from there, all you have to do is divide it by 7, and then you get 1/2.

so the answer is, 1/7

Answer:

Have a Nice Best Day : )

The values for the number of tables are 9, 10, 11, 12, and 13 the store must sell in order to meet the requirements.

Inequality is defined as mathematical statements that have a minimum of two terms containing variables or numbers that are not equal.

Let's assume that the number of tables would be x

According to the given information, we can write the inequality would be as:

x + 23 ≤ 36  ....(i)

23 × 50 + 250x ≥ 3400  ....(ii)

Simultaneus (i) and (ii)

9 ≤ x ≤ 13

Therefore, the value will be lies as 9, 10, 11, 12, and 13.

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Answer:

B.15.9

Step-by-step explanation:

Trigonometry

7.7/SIN(29)=15.9

Answer:

3.7 cm

Step-by-step explanation:

See attached worksheet

Fraction 12 over 2 can be used to calculate the rate per second at which the machine launches the balls

The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.

The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.

The slope of line passing through two points (x₁, y₁) and (x₂, y₂) is

m=y₂-y₁/x₂-x₁

The x axis label is Time in seconds, and the x axis values are from 0 to 10 in increments of 2 for each grid line.

The y axis label is Number of Balls, and the y axis values from 0 to 60 in increments of 12 for each grid line

A line is shown connecting points on ordered pair (2, 12) and (4, 24) and (6, 36) and (8, 48)

m=24-12/4-2

m=12/2

Hence,  fraction 12 over 2 can be used to calculate the rate per second at which the machine launches the balls

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The probability that the average size of the fish you caught is more than 13 inches is approximately 0.0918

We can solve this problem by using the Central Limit Theorem, which states that the sample mean of a sufficiently large sample size will be normally distributed with a mean equal to the population mean and a standard deviation equal to the population standard deviation divided by the square root of the sample size.

In this case, we are given that the population mean is 11 inches and the population standard deviation is 3 inches. We are also given that we have a sample size of 4.

First, we need to calculate the standard error of the mean (SE) using the formula

SE = σ / sqrt(n)

where σ is the population standard deviation and n is the sample size.

SE = 3 / sqrt(4) = 1.5

Next, we need to standardize the sample mean using the formula

z = (x - μ) / SE

where x is the sample mean, μ is the population mean, and SE is the standard error of the mean.

z = (13 - 11) / 1.5 = 1.33

Finally, we can use a standard normal distribution table or calculator to find the probability that a standard normal variable is greater than 1.33. The probability is approximately 0.0918.

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Step-by-step explanation:

1.

the indicated point in the middle is the center point of the circle.

the line perpendicular to a chord going through that center solid the chord in half.

so,

x = 9

2.

Pythagoras

c² = a² + b²

13.5² = x² + 10.4²

182.25 = x² + 108.16

x² = 74.09

x = 8.607554821...

3.

Intersecting Chords Theorem

(part one of chord 1)×(part two of chord 1) =

= (part one of chord 2)×(part two of chord 2)

6x = 10×9 = 90

x = 90/6 = 30/2 = 15

4.

Intersecting Chords Theorem again

x(x+3) = 4×10 = 40

x² + 3x = 40

x² + 3x - 40 = 0

generation solution to a quadratic equation

x = (-b ± sqrt(b² - 4ac))/(2a)

in our case

a = 1

b = 3

c = -40

x = (-3 ± sqrt(3² - 4×1×-40))/(2×1) =

= (-3 ± sqrt(9 + 160))/2 = (-3 ± sqrt(169))/2 =

= (-3 ± 13)/2

x1 = (-3 + 13)/2 = 10/2 = 5

x2 = (-3 - 13)/2 = -16/2 = -8

negative values for a length do not make sense, so x = 5 is our solution

5.

Intersecting Chords Theorem

(x+1)×4 = (x-1)×5

4x + 4 = 5x - 5

9 = x

The difference in the interest earned on each amount after 4 years is  $1.43. Then, option a is the correct option.

Compound interest is when one receives interest on both interest income and savings.

Consider that you have $1,000 in a savings account earning 5% interest annually. If you earned $50 in the first year, your new balance would be $1,050.

This compound interest can be calculated by,

\(A=P\left(1+\frac{r}{n}\right)^{nt}\)

Where,

For the first half, P is $5,000, r is 3.9%, n is 365 (daily), and t is 4 years.

Then, compound interest for this case is,

\(\begin{aligned}A&=\$5000\left(1+\frac{0.039}{365}\right)^{4\times365}\\&=\$5,844.09\end{aligned}\)

For the second half, P is $5,000, r is 3.9%, n is 12 (monthly), and t is 4 years.

Then, compound interest for this case is,

\(\begin{aligned}A&=\$5000\left(1+\frac{0.039}{12}\right)^{4\times12}\\&=\$5,842.65\end{aligned}\)

Then, the difference is $5,844.09 - $5,842.65 = $1.43.

The complete question is -

Tammy sold a diamond ring for $10,000. She placed half of the money into a cd with a 3. 9% interest rate compounded daily. She placed the other half into a cd with the same interest rate but compounded monthly. What is the difference in the interest earned on each amount after 4 years?

a. $1.43 b. $2.85 c. $125.31 d. $128.16

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Each installment will be approximately $15,280.55.

To calculate the equal six-monthly installment, we can use the formula for the present value of an annuity.

Principal amount (P) = $500,000

Interest rate (r) = 12% per annum = 12/100 = 0.12 (compounded monthly)

Number of periods (n) = 20 (since there are 20 equal six-monthly installments)

The formula for the present value of an annuity is:

\(P = A * (1 - (1 + r)^(-n)) / r\)

Where:

P = Principal amount

A = Equal installment amount

r = Interest rate per period

n = Number of periods

Substituting the given values into the formula, we have:

$500,000 = \(A * (1 - (1 + 0.12/12)^(-20)) / (0.12/12)\)

Simplifying the equation:

$500,000 = A * (1 - (1.01)^(-20)) / (0.01)

$500,000 = A * (1 - 0.6726) / 0.01

$500,000 = A * 0.3274 / 0.01

$500,000 = A * 32.74

Dividing both sides by 32.74:

A = $500,000 / 32.74

A ≈ $15,280.55

Therefore, each installment will be approximately $15,280.55.

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Answer:

j^6 / 18s^23

Step-by-step explanation:

You first by flipping the fraction to get rid of the negative exponents:

(j^6)/(6s^3(3s^5)^4) =

When there are exponents that are being exponentiated together, multiply them:

(j^6) / (6s^3)(3s^20) =

When there are exponents that are being multiplied, add them:

(j^6) / (18s^23)

Answer:

sowwy

Step-by-step explanation:

i can't help WITH MY SMALL BRAIN

Answer:

-9,40

Step-by-step explanation:

Midpoint Formula:

\((\frac{x^{1} +x^{2} }{2},\frac{y^{1} +y^{2} }{{2} } } )\)

Answer:

Midpoint = (−9,40)

Step-by-step explanation:

Answer:

Step-by-step explanation:

3.3

Answer:

B

Step-by-step explanation:

Answer:

1. x+y+z=20

2. x-y=z

3. \(\frac{x}{y} =\frac{1}{2} z\)

4. x³=9

5. \(3*x=\frac{3}{5} y\)

6.x*y*z=  15

7. \(\frac{x}{3}+3=2*y^{2}\)

8. \(\frac{x}{y} =\frac{3}{8} *z-2\)

9. \(x^{2} -3\)

10. \(\frac{x}{2} =5*y\)

11. x.y.z.n=12

Step-by-step explanation:

El lenguaje algebraico utiliza letras, símbolos y números para expresar en forma breve y concisa enunciados en los que se pide realizar operaciones matemáticas. En otras palabras, el lenguaje algebraico utiliza letras en combinación con números y signos, y, además, las trata como números en operaciones y propiedades.

Siendo x, y, z,n tres números cualesquiera:

1. La suma de tres números cualquiera es igual a 20 unidades:  x+y+z=20

2. La diferencia de dos números cualquiera es igual a otro número: siendo la diferencia sinónimo de resta o sustracción, este enunciado se expresa como: x-y=z

3. El cociente de dos números es igual a la mitad (un medio) de otro: siendo cociente como sinónimo de dividir, entonces \(\frac{x}{y} =\frac{1}{2} z\)

4. El cubo de un número es igual a 9: Elevar un número al cubo implica que el exponente es 3, entonces x³=9

5. El triple de un número es igual a tres quintas partes de otro: El triple de un número se calcula multiplicando el número por 3, entonces \(3*x=\frac{3}{5} y\)

6. El producto de tres números es igual a 15: Siendo producto sinónimo de multiplicación, x*y*z=  15

7. La tercera parte de un número más tres unidades es igual al doble del cuadrado de otro: El doble de un número se calcula multiplicando el número por 2. y el cuadrado de un número implica elevar a ese número por 2, entonces:  \(\frac{x}{3}+3=2*y^{2}\)

8. El cociente de dos números es igual a 3 octavas partes de otro menos 2 unidades: \(\frac{x}{y} =\frac{3}{8} *z-2\)

9. El cuadrado de un número menos 3 unidades: \(x^{2} -3\)

10. La mitad de un número es igual al quíntuple de otro: \(\frac{x}{2} =5*y\)

11. El producto de cuatro números es igual a 12: x*y*z*n=12

Answer:

$2764.8

Step-by-step explanation:

32ft * 24ft = 768ft²

1ft² = 3.6

768*3.6 = 2764.8

Note that the series of transformations that demonstrate that the figures are congruent are: "Reflect Figure A on the y-axis, followed by a 90° clockwise rotation about the origin. (Option D)

Transformation in math refers to the process of changing the position, size, or shape of a geometric figure. Common types of transformations include translations, rotations, reflections, and dilations.

Reflection in math is a type of transformation that involves flipping a figure over a line of reflection. The resulting image is a mirror image of the original figure, and the line of reflection acts as the mirror.

Congruence in math refers to the relationship between two geometric figures that have the same size and shape. In other words, if two figures are congruent, they are identical in every way except for their position and orientation in space. Congruence is typically denoted by the symbol ≅.

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Full Question:

Although part of your question is missing, you might be referring to this full question:

Figures A & B are shown on the coordinate grid. Which series of transformations demonstrates that the figures are congruent?

A) Reflect Figure A on the y-axis, followed by a reflection on the x-axis.

B) Translate Figure A 6 units right, followed by a reflection on the x-axis.

C) Rotate Figure A about the origin 1800 followed by a reflection on the x-axis.

D) Reflect Figure A on the y-axis, followed by a 90' clockwise rotation about the origin.

See attached image.

If the fuselage of the Boeing 777 were made of steel instead of aluminum, the number of passengers it could carry would decrease.

Given that the fuselage of the Boeing 777 is a hollow aluminum cylinder, we can calculate its volume using the dimensions provided: length = 64.0 m, width = 6.2 m, and thickness = 2.5 mm. Using the formula for the volume of a cylinder, V = πr^2h, where r is the radius and h is the height, we can determine the volume of the aluminum fuselage. Since the cylinder has no ends, the height is the same as the length of the fuselage. The radius can be calculated by dividing the width by 2. By substituting these values into the formula, we can find the volume of the aluminum fuselage. Once we have the volume, we can multiply it by the density of aluminum to find the mass of the aluminum fuselage. Dividing the mass by the average passenger mass of 79 kg will give us the approximate number of passengers the Boeing 777 could carry if its fuselage were made of steel. However, we need the specific maximum total mass or engine's lifting capacity to provide an exact answer.

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Answer:

Step-by-step explanation:

Y intercept is at  (0,1) so b=1

slope is go 4 down 1 right so slope is -4

Equation is

-4x+1=y

Answer:

c and d

Step-by-step explanation:

ok so i do not know how to explain

Answer:

48 ounce bag of granola per month.

T = 48x

Where 'x' represents the months.

Replace x with 12, because we want to know how many ounces she eats each year.

T = 48x

T = 48(12)

T = 576 ounces, she eats each year.

Answer:

50.24

Step-by-step explanation:

4²=16

16×3.14=50.24

Firstly, we must use the equation to solving a circle which is \(A = \pi r^2\). Since we already know pi (3.14) and the radius (4), we must plug the numbers into the formula. Here is how it should look like with the plug-ins: \(A = 3.14 * 4^2\).

Next, we solve the formula. After solving, we get 50.24. The final answer to the problem is 50.24 inches squared.

In the given IS-LM model, the equilibrium real output, Y, and the equilibrium value of consumption, C, can be determined using the IS and LM equations. The IS equation relates output to the interest rate, while the LM equation represents the equilibrium condition in the money market. By substituting the given values into the equations, we can find the equilibrium values.

The IS equation is given by: Y = 1,586.27 - 3,145.45i.

The LM equation is given as: i = 0.04.

To find the equilibrium real output, we substitute the value of i from the LM equation into the IS equation:

Y = 1,586.27 - 3,145.45 * 0.04.

Calculating the right side of the equation, we have:

Y = 1,586.27 - 125.82,

Y ≈ 1,460.

Therefore, the equilibrium real output, Y, is approximately 1,460.

To find the equilibrium value of consumption, we substitute the equilibrium real output, Y, into the consumption function:

C = 217 + 0.51Y.

Substituting Y = 1,460, we have:

C = 217 + 0.51 * 1,460.

Calculating the right side of the equation, we find:

C ≈ 984.

Therefore, the equilibrium value of consumption, C, is approximately 984.

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Break at centre into triangle and rectangle

Area of rectangle

Area of triangle

Total area

Answer:

47x  (square units)

Step-by-step explanation:

The given shape is made up of:

Area of the rectangle

= width × length

= 3x × 14

= 42x

Area of the triangle

= 1/2 × base × height

= 1/2 × (14 - 9) × (5x - 3x)

= 1/2 × 5 × 2x

= 5x

Area of given shape

= area of rectangle + area of triangle

= 42x + 5x

= 47x  (square units)