the use of a tremendously large sample does not solve the question of quality for an estimator. what problems do you anticipate with very large samples? (select all that apply.) difficulty in obtaining a very large sample less outlier data cost of sampling none of these increase in standard error

Answer:

Example of Property Name of Property 5♢6=6♢5 5•6=6•5 4 ♢ (5 ♢ 6) = (4 ♢ 5) ♢ 6 4 • (5 • 6) ... c c Substitution Property of Equality ⋅ ⋅

Yes it is an example of the Symmetric Property of Equality as the relative position of the multipliers changes while maintaining equality.

The number that Bernardo has to tell to his grandfather to receive the gifts are 30, 64, 12, 90, 84, 32, 20, 216, 400 and 440.

Multiples, as defined in mathematics, are the numbers obtained by multiplying integer(s) with a specific given number. Multiple of 7 include 14, 21, 28, 35, 42, 49, etc.

Now, Bernardo's grandfather has asked him to tell the multiples of several numbers.

The best way to find the multiple of a number is to multiply that number to the multiple that we have to find.

So, now we can say,

10 has its ninth multiple as 90 while 12 is associated with 84 as the seventh multiple. The second multiple of 16 yields 32 - this can be seen. Meanwhile, 6 is represented by 30, and 8's eighth multiple is 64. A multiple of 4 can also be seen in 12, the third time around.

400 is the fourth multiple of 100, 20 is the twentieth multiple of 2, 440 is the tenth multiple of 44, and 216 is the sixth multiple of 36.

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Complete question - Bernardo's grandfather proposed a challenge that he had to

find several multiples of different numbers to be able to

receive a gift, what he said was: what is the fifth multiple

of 6, the eighth multiple of 8, the third multiple of 4, the ninth

multiple of 10, the seventh multiple of 12 and the second multiple

of 16? What are the numbers that Bernardo should say to

your grandfather to win the prize? Grandpa decides to give Bernardo more numbers: the twentieth multiple of 2, the sixth multiple of 36, the fourth multiple of 100, and the tenth multiple of 44. What are these numbers?

Answer: X=7.5

Step-by-step explanation:

Opp/Adj=Tan

37tanx/10, multiply 10 to both sides,

10*tan37=7.53, round to the nearest tenth

Answer is 7.5

Answer:

It is 40.

Step-by-step explanation:

This is because the rectangle is 24, and both the triangles are 8.

The function u(x, y) = e sin(x) is a solution to Laplace's equation, as it satisfies the equation ∂²u/∂x² + ∂²u/∂y² = 0. Laplace's equation is classified as an elliptic equation, indicating a smooth and continuous behavior in its solutions without propagating waves.

To show that u(x, y) = e sin(x) is a solution to Laplace's equation:

Laplace's equation in two variables is given by:

∂²u/∂x² + ∂²u/∂y² = 0

Let's calculate the partial derivatives of u(x, y) and substitute them into Laplace's equation:

∂u/∂x = e sin(x)

∂²u/∂x² = ∂/∂x(e sin(x)) = e cos(x)

∂u/∂y = 0 (since there is no y term in u(x, y))

∂²u/∂y² = 0

Substituting these derivatives into Laplace's equation:

∂²u/∂x² + ∂²u/∂y² = e cos(x) + 0 = e cos(x) = 0

Since e cos(x) = 0, we can see that u(x, y) = e sin(x) satisfies Laplace's equation.

Now let's classify the equation as parabolic, elliptic, or hyperbolic:

The classification of partial differential equations depends on the nature of their characteristic curves. In this case, since Laplace's equation is satisfied by u(x, y) = e sin(x), which contains only spatial variables, it does not involve time.

Therefore, Laplace's equation is classified as an elliptic equation. Elliptic equations are characterized by having no propagating waves and exhibiting a smooth and continuous behavior in their solutions.

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The area of the part of the plane 3x 2y z = 6 that lies in the first octant  is  mathematically given as

A=3 √(4) units ^2

Generally, the equation for is  mathematically given as

The Figure is the x-y plane triangle formed by the shading. The formula for the surface area of a z=f(x, y) surface is as follows:

\(A=\iint_{R_{x y}} \sqrt{f_{x}^{2}+f_{y}^{2}+1} d x d y(1)\)

The partial derivatives of a function are f x and f y.

\(\begin{aligned}&Z=f(x)=6-3 x-2 y \\&=\frac{\partial f(x)}{\partial x}=-3 \\&=\frac{\partial f(y)}{\partial y}=-2\end{aligned}\)

When these numbers are plugged into equation (1) and the integrals are given bounds, we get:

\(&=\int_{0}^{2} \int_{0}^{3-\frac{3}{2} x} \sqrt{(-3)^{2}+(-2)^2+1dxdy} \\\\&=\int_{0}^{2} \int_{0}^{3-\frac{3}{2} x} \sqrt{14} d x d y \\\\&=\sqrt{14} \int_{0}^{2}[y]_{0}^{3-\frac{3}{2} x} d x d y \\\\&=\sqrt{14} \int_{0}^{2}\left[3-\frac{3}{2} x\right] d x \\\\\)

\(&=\sqrt{14}\left[3 x-\frac{3}{2} \cdot \frac{1}{2} \cdot x^{2}\right]_{0}^{2} \\\\&=\sqrt{14}\left[3-\frac{3}{2} \cdot \frac{1}{2} \cdot x^{2}\right]_{0}^{2} \\\\&=\sqrt{14}\left[3.2-\frac{3}{2} \cdot \frac{1}{2} \cdot 3^{2}\right] \\\\&=3 \sqrt{14} \text { units }{ }^{2}\)

In conclusion,  the area is

A=3 √4 units ^2

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Answer:

Please refer to the attached diagram for answer.

Step-by-step explanation:

Upper-left coordinates on a rectangle are (-1, 4)

Upper-right coordinates are (3, 4)

Perimeter of rectangle = 24 units

To find:

To draw the rectangle on the coordinate plane.

Solution:

Let the rectangle be ABCD.

So, sides AB  = CD and BC = DA

Let Point A has coordinates (-1, 4).

And upper right coordinates will be adjacent to A.

So, let Point B (3, 4).

Let us find the distance between A and B by distance formula:

\(D = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}\)

Where,

\(x_2 = 3\\x_1 = -1\\y_2 = 4\\y_1 = 4\)

\(AB = \sqrt{(3-(-1))^2+(4-4)^2}\\\Rightarrow AB = \sqrt{(4)^2+(0)^2}\\\Rightarrow AB = 4\)

AB = 4 = CD

Perimeter of rectangle = Sum of all four sides = 2 (AB+DA) = 24

\(2 \times 4 + 2DA = 24\\\Rightarrow 2DA=24-8\\\Rightarrow 2DA=16\\\Rightarrow DA =8\ units\)

As it is a rectangle, its adjacent sides will be perpendicular to each other.

When we move from A to B only x coordinate is changing and it has changed by  4 (3- (-1) ) units. (Found by subtracting the x coordinates of the two points.)

Similarly, when we will move from D to A, only y coordinate will change by 8 units. (D is lower left coordinate so add 8 to y)

\(\Rightarrow y + 8 = 4 \Rightarrow y =-4\)

\(x\) coordinate will be same as that of A i.e. -1.

So, D will be (-1, -4)

Similarly, when we will move from C to B, only y coordinate will change by 8 units. (C is lower right coordinate so add 8 to y)

\(\Rightarrow y + 8 = 4 \Rightarrow y =-4\)

\(x\) coordinate will be same as that of B i.e. 3.

So, C will be (3, -4).

Now, let us draw

A(-1, 4)

B(3, 4)

C (3, -4)

D(-1, -4)

Please refer to the attached diagram for answer.

Answer:

A(-1, 4) B(3, 4)C (3, -4)D(-1, -4)

Step-by-step explanation: Brainliest plus-size

Answer:

1

(2/3)^0=1

(1)^‐³

(1/1)³

1

7.6 expressed in p/q form is 7 3/5.

7.6 is in decimal. The decimal is a number that consists of integers and non integer. The integers are to the left of the decimal point and the non-integers are to the right of the decimal point.

In order to convert 7.6 to a fraction, note that 7 is the whole number while 0.6 is the non integer.

7.6 = 7 + 6/10

7 3/5

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The correct statement is B. The center of the circle is the midpoint of the given endpoints of the diameter.

In a circle, the center is located at the midpoint of any diameter. A diameter is a line segment that passes through the center of the circle and has its endpoints on the circle. Therefore, if we are given the endpoints of a diameter, we can determine the center of the circle by finding the midpoint of these endpoints. This means that the x-coordinate of the center will be the average of the x-coordinates of the endpoints, and the y-coordinate of the center will be the average of the y-coordinates of the endpoints.

Option A is not necessarily true because the x-coordinate of the center may or may not be the same as the x-coordinates of the given endpoints.

Option C is incorrect because the center of the circle can be found by determining the midpoint of the diameter.

Option D is not necessarily true because the y-coordinate of the center may or may not be the same as the y-coordinates of the given endpoints.

Therefore, the correct statement is B. The center of the circle is the midpoint of the given endpoints of the diameter.

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Answer: my boi killed 471 people on a friday

Step-by-step explanation:

The maximum score in the class is approximately 97. To estimate the maximum score in the class, we can use the concept of the normal distribution and z-scores.

Since the mean and standard deviation are given, we can assume that the scores on the statistics exam are normally distributed.

To estimate the maximum score, we need to determine how many standard deviations above the mean corresponds to the maximum score. In a normal distribution, approximately 99.7% of the data falls within three standard deviations of the mean. We can use this information to estimate the maximum score.

First, we calculate the z-score corresponding to the desired percentile (99.7%). The z-score formula is given by:

z = (X - μ) / σ

Where:

X is the maximum score

μ is the mean score

σ is the standard deviation

Rearranging the formula to solve for X, we have:

X = z * σ + μ

Substituting the values we have:

X = 3 * 9 + 70

X = 27 + 70

X ≈ 97

Therefore, we can estimate that the maximum score in the class is approximately 97.

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Answer:

 \(z= \frac{pd-59}{-2+p}\)

Step-by-step explanation:

-p(d+z)=-2z+59

-pd-pz=-2z+59

lets bring all z integers on one side

-2z+pz = -pd-59

z(-2+p)=-pd-59

z = (pd-59) / (-2+p)

Answer:

z= −p−d/84+51p

​

Step-by-step explanation:

KA

The correct description is that moon is waxing.

The theory used in this question is the lunar cycle, which is the process by which the moon changes its shape and illumination over the course of a month.

The waxing phase of the lunar cycle is when the moon is gradually getting bigger and more illuminated.

The waning phase is when the moon is gradually getting smaller and less illuminated.

The moon is waxing:

This is an accurate description because when the moon changes from a new moon to a full moon, it is said to be waxing.

This means that the moon is gradually getting bigger, and its illuminated side is increasing.

This process is called the waxing phase of the moon's cycle.

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Answer:

C/25 + H/40 = 15

Step-by-step explanation:

Let's call C the number of city miles, and H the number of highway miles.

The total gas used is therefore:

C/25 + H/40

The fuel tank holds 15 gallons, so:

C/25 + H/40 = 15

Answer:

169/16

Step-by-step explanation:

13/4

what is a square at first

a square is the result of multiplying a number by itself

so the square of 13 will be 169

and the square of 4 will be 16

so easy...bingo

Answer:

Step-by-step explanation:

3(13.50z)

Step-by-step explanation:

Since area = length(width) = l(w)

We need to multiply 15 and 9.

15(9) = 135

Therefore, the area of the rectangle is 135 ft

Area of the rectangle is 135 feet square

A rectangle is a quadrilateral with four right angles.

Area is the quantity that expresses the extent of a region on the plane or on a curved surface

Given,

Length of the rectangle = 15 feet

Width of the rectangle = 9 feet

Area of the rectangle = Length × Width

=15×9

=135 feet square

Hence, the area of the Rectangle is 135 feet square

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Answer:

the answer is C

Step-by-step explanation:

2x - 3y > -12

3x + 2y < or = 18

If ∠AOC and ∠COD are complementary angles, then the value of x is 7.5

From the question, we have the following parameters that can be used in our computation:

m∠AOC = 68° and m∠COD = (2x + 7)°.

If ∠AOC and ∠COD are complementary angles, then the value of x is calculated as

AOC + COD = 90

Substitute the known values in the above equation, so, we have the following representation

2x + 7 + 68 = 90

So, we have

2x = 15

Divide by 2

x = 7.5

Hence, the value of x is 7.5

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The mean of the fifth-grade jump distance data set.

To determine the mean of the data set for fifth-grade jump distances, we need the actual data values. Without the specific data set, it is not possible to calculate the mean.

The mean is the sum of all the values in a data set divided by the number of values. Therefore, we would need the individual jump distances for each fifth-grade student to calculate the mean accurately.

Once we have the complete data set, we can add up all the distances and divide by the total number of students to find the mean. Without the specific data, we cannot provide a numerical answer for the mean of the fifth-grade jump distance.

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Answer:

I think its B

Step-by-step explanation:

The profit made, which is the difference between revenue realized and production cost of x number of bikes is 328x - 132 .

Production cost, C(x) :

Revenue gained, R(x) :

Profit made is defined as :

Therefore, the profit made, P(x) = 328x - 132

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Identify the predictor and response variables, then create a scatterplot in Minitab. Characterize the association between the variables as linear or nonlinear and negative, none, or positive.

In exploratory data analysis, the first step is to identify the research question and the two variables of interest. The predictor variable (also known as the explanatory variable or independent variable) is the one that is used to explain or predict the outcome of the response variable (also known as the dependent variable).

After identifying the two variables, one can use software such as Minitab to create a scatterplot of the data. The scatterplot helps to visualize the relationship between the two variables.

To characterize the association between the two variables, we would first determine if the relationship appears to be linear or nonlinear. If the relationship is roughly linear, we would then determine if it is negative (meaning that as one variable increases, the other tends to decrease), positive (meaning that as one variable increases, the other tends to increase), or none (meaning that there is no clear trend).

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Answer:  25 ways.

Step-by-step explanation:

first we have  1,2,6. this can appear once.

4, can appear in twice.

\(= (3+2) * 5\\= 5*5\\= 25ways\)

by not including itself, an appearing on the left side. one number can be written 25ways

After 3 months Xian and Kai have the same number of stamps.

An equation is a mathematical statement that proves two mathematical expressions

Given

Xian and his cousin Kai are both stamp collectors. Xian has 60 stamps, whereas Kai has 72. The lads have recently joined various stamp-collecting societies. Every month, Xian's club will mail him 16 new stamps. Every month, Kai's stamp club will give him 12 new stamps. How long will it take Xian and Kai to have the same number of stamps?

Let's say Xian and Kai still have the same stamps after x months.

Xian and Kai each present a newly joined boy with 16x and 12x stamps, respectively.

Number of stamps after x month of Xian = 60 - 16x

Number of stamps after x month of Kai = 72 - 12x

Both will equal then,

60 - 16x = 72 - 12x

-16x + 12x = 72 – 60

-4x = 12

X = 12/-4

X =-3

x = -3 since the number of stamps cannot be negative so it will be positive.

As a result, "after three months, Xian and Kai have the same number of stamps."

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