In which triangle is sinQ an irrational number?

The issue you are experiencing with the final Hessian matrix not being positive definite despite satisfying convergence criteria can occur in Generalized Linear Mixed Models (GLMMs).

When this warning appears, the procedure continues, but the validity of the model fit becomes uncertain. The Hessian matrix is used to assess the curvature of the likelihood function, and if it is not positive definite, it suggests that the model's estimation might be unreliable. It is crucial to interpret the subsequent results with caution as they are based on the last iteration. Consider checking the model's assumptions, reviewing the data, or consulting with a statistician to address this uncertainty.

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Answer: N50°W

Step-by-step explanation:

It should be the opposite: N50°W

To find the value of "a", we assumed that the total area under the density function is equal to 1, since this is a continuous probability distribution. The value of "a" that satisfies the conditions is a = ∛(5) ≈ 1.71.  

The integral of the density function over its entire domain should be equal to 1:

∫[1,a] x^3 dx = 1

Using the power rule of integration:

[1/4 x^4]_1^a = 1

Substituting the limits of integration and simplifying:

1/4 a^4 - 1/4(1)^4 = 1

1/4 a^4 - 1/4 = 1

1/4 a^4 = 5/4

a^4 = 5

Taking the fourth root of both sides:

a = ∛(5)

Therefore, the value of "a" that satisfies the conditions is a = ∛(5) ≈ 1.71.

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The volume of the  is right triangular prism is   600 cubic feet.

In a right triangular prism, the area of the triangular base is 50 square feet, and the height of the prism is 12 feet. To find the volume of the prism, we can use the formula:

Volume = Base Area × Height

Step 1: Identify the base area, which is given as 50 square feet.
Step 2: Identify the height of the prism, which is given as 12 feet.
Step 3: Multiply the base area by the height to find the volume.

Volume = 50 square feet × 12 feet = 600 cubic feet

So, the volume of the right triangular prism is 600 cubic feet.

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Answer:

1800cm^3

Step-by-step explanation:

l=10cm

w=10cm

h=18cm

V=l.w.h

V=10cmx10cmx18cm

V=100cm^2x18cm

V=1800cm^3

Hope this helps. ❤❤❤

Answer:

600 cm³

Step-by-step explanation:

Volume of a square-based pyramid = a² × h/3

a = 10

h = 18

10² × 18/3

100 × 6

= 600

The probability that he makes at least 8 free throws is 0.9459

What is Probability?

Calculating the likelihood of experiments happening is one of the branches of mathematics known as probability. We can determine everything from the likelihood of receiving heads or tails when tossing a coin to the likelihood of making a research blunder, for instance, using a probability. It is crucial to grasp this branch's most fundamental concepts in order to fully comprehend it, including the formula for computing probabilities in equiprobable sample spaces, the likelihood of two events joining together, the probability of the complementary event, etc.

It is given that:

\(\text { Let } p=0.91 \text { and } n=10\)

Expected number of shots \(, $E(x)=n p=(10)(0.91)=9$\)

Now, we use Binomial Distribution \(p(X=x)=n_{c_x} p^x(1-p)^{n-x}\)

with the parameters \(n=10$and $p=0.91$\)

Let X be the number of free throws he made

Therefore,

\($p(X \geq 8)$$$\begin{aligned}&=p(X=8)+p(X=9)+p(X=10) \\&=10 c_8(0.91)^8(1-0.91)^{10-8}+1 c_{c_9}(0.91)^9(1-0.91)^{10-9}+10_{c_{10}}(0.91)^{10}(1-0.91)^{10-10} \\&=0.1714+0.3851+0.3894 \\&=0.9459\end{aligned}$$\)

Hence, The probability that he makes at least 8 free throws is 0.9459

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Answer:

6=9+w

w=9-6

w=3

so this is the answer and

pls put this answer as brainliest answer pls

Answer:

w= − 22.5

Step-by-step explanation:

Answer:

12

Step-by-step explanation:

20-6=14 (Distance between points) then 14*3/7=6.

3/7 of the distance from A=6 to B=20 is 6. Thus, we find the point that is

3/7 of the distance from A=6 to B=20 by adding 6 to 6.

6+6= 12

Therefore, the point that is

3/7 from A=6 to B=20 is 12.

Answer:

23

explain:

230/300 = 77%

^^

That is how much she predicted

We have to subtract 77% from 100% to find out how much she missed

100- 77 = 23

Using a confidence level of 95%, the margin of error for the mean GRE score of graduate students is approximately 14.15. The upper bound of the confidence interval is 314.15, and the lower bound is 285.85. This means we are 95% confident that the true population mean GRE score falls between these two values.

To calculate the margin of error, we use the formula:

Margin of Error = Z * (Standard Deviation / √n)

In this case, the standard deviation is 47 and the sample size (n) is 50. The Z-value for a 95% confidence level is approximately 1.96. Plugging in these values, we get:

Margin of Error = 1.96 * (47 / √50) ≈ 14.15

This means that the sample mean of 300 is expected to be within 14.15 points of the true population mean GRE score.

The confidence interval is then constructed by adding and subtracting the margin of error from the sample mean:

Confidence Interval = (Sample Mean - Margin of Error, Sample Mean + Margin of Error)

= (300 - 14.15, 300 + 14.15) = (285.85, 314.15)

Interpreting the confidence interval, we can say that we are 95% confident that the true population mean GRE score for graduate students falls within the range of 285.85 to 314.15. This means that if we were to repeat the sampling process and calculate the sample mean GRE scores multiple times, approximately 95% of the confidence intervals obtained would contain the true population mean.

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Answer:b

Step-by-step explanation:

If one-tower can hold 4.37×10⁶ gallons of water and other tower can hold 3.92×10⁶ gallons of water, then combined water capacity of two towers is 8.29×10⁶ gallons.

In order to find the combined water capacity of the two towers, we simply need to add their individual capacities.

The water capacity of one tower is = 4.37×10⁶ gallons of water, and the water capacity of other tower is = 3.92×10⁶ gallons of water,

So, their combined capacity is:

⇒ 4.37×10⁶ + 3.92×10⁶ = 8.29×10⁶ gallons

Therefore, the combined water capacity of the two towers is 8.29×10⁶ gallons.

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The given question is incomplete, the complete question is

A city has two water towers. one tower holds 4.37×10⁶ gallons of water and the other holds 3.92×10⁶ gallons of water. What is the combined water capacity of the two towers?

The inverse of the given function, y = 16x² + 1 is: B. y = ±√(x - 1)/16

In Mathematics, an inverse function can be defined as a type of function that is obtained by reversing (undoing) the operation of a given function (f(x)).

Generally speaking, a given function (f(x)) and its inverse function has the following property f⁻¹(f(x)) = x.

In order to determine the inverse of the given function, we would interchange input value (x) and the output value (y) as follows:

y = 16x² + 1

x = 16y² + 1

Subtracting 1 from both sides, we have:

16y² + 1 - 1 = x - 1

16y² = x - 1

Dividing both sides by 16, we have:

y² = (x - 1)/16

Taking the square root of both sides, we have:

y = ±√(x - 1)/16

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Answer:

x= 42

y= 23

Step-by-step explanation:

Set up a system of equations like this:

(4y-9)=(3x-43)

(2x+13)=(4y+5)

when two lines cross like this they form vertical angles, and vertical angles are always equal.

calculate the system of equations and you'll get x=42 and y=23

To find the measure of any of the angles just put x or y into the equation.

The proportion null hypothesis is a specific type of hypothesis that tests for significant differences in proportions between two groups.

In statistics, a hypothesis is a statement that is being tested through data analysis. The null hypothesis is a specific type of hypothesis that assumes there is no significant difference or relationship between two variables being studied. The proportion null hypothesis specifically applies to situations where the variable being studied is a proportion or percentage.

The proportion null hypothesis states that there is no significant difference in the proportions of two groups being compared. This can be represented mathematically as

H0 => p1 = p2, where H0 represents the null hypothesis, p1 represents the proportion in the first group, and p2 represents the proportion in the second group.

To test this hypothesis, researchers will collect data from both groups and calculate the proportion for each group. They will then use statistical tests to determine whether the difference in proportions is significant or could have occurred by chance. If the difference is not significant, then the null hypothesis is accepted, and it can be concluded that there is no real difference in the proportions of the two groups.

It is important to note that the proportion null hypothesis is just one type of hypothesis that can be tested in statistics.

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Answer:

B (300, 400)

Step-by-step explanation:

The profit maximization will be when the sum of the products will be greater. The maximum profit will be when x is 300 and y is 400. If we put in the equation :

P = 40x + 55 y

A - When x =  0 , y = 500

P = [40 * 0] + [55 * 500]

P = 27500

B -

When x =  300 , y = 400

P = [40 * 300] + [55 * 400]

P = 34000

C -

When x =  380 , y = 200

P = [40 * 380] + [55 * 200]

P = 26200

D -

When x =  400 , y = 0

P = [40 * 400] + [55 * 400]

P = 16000

The solution to the Equations is    x = 3, x = 7, x = 11,  x = -9,  x = 1.3,               x = -4, x = -4,x = -2,x = 11, x = 3.33,x = 7, x = 5,x = -4.

1. To solve 3(x+2)=15, we first distribute the 3 and get 3x + 6 = 15. Then, we subtract 6 from both sides and get 3x = 9. Finally, we divide both sides by 3 and get x = 3.

2. To solve 2(x+5)=24, we first distribute the 2 and get 2x + 10 = 24. Then, we subtract 10 from both sides and get 2x = 14. Finally, we divide both sides by 2 and get x = 7.

3. To solve 6(x-9)=12, we first distribute the 6 and get 6x - 54 = 12. Then, we add 54 to both sides and get 6x = 66. Finally, we divide both sides by 6 and get x = 11.

4. To solve 2(3x+5)= -44, we first distribute the 2 and get 6x + 10 = -44. Then, we subtract 10 from both sides and get 6x = -54. Finally, we divide both sides by 6 and get x = -9.

5. To solve 5(4x-3)=11, we first distribute the 5 and get 20x - 15 = 11. Then, we add 15 to both sides and get 20x = 26. Finally, we divide both sides by 20 and get x = 1.3.

6. To solve -3(2x+1)=21, we first distribute the -3 and get -6x - 3 = 21. Then, we add 3 to both sides and get -6x = 24. Finally, we divide both sides by -6 and get x = -4.

7. To solve -9(x-4)=54, we first distribute the -9 and get -9x + 36 = 54. Then, we subtract 36 from both sides and get -9x = 18. Finally, we divide both sides by -9 and get x = -2.

8. To solve 7(x-4)-3=46, we first distribute the 7 and get 7x - 28 - 3 = 46. Then, we combine like terms and get 7x - 31 = 46. Then, we add 31 to both sides and get 7x = 77. Finally, we divide both sides by 7 and get x = 11.

9. To solve 2(3x-1)+3=21, we first distribute the 2 and get 6x - 2 + 3 = 21. Then, we combine like terms and get 6x + 1 = 21. Then, we subtract 1 from both sides and get 6x = 20. Finally, we divide both sides by 6 and get x = 3.33.

10. To solve 2(x+1)+3x=37, we first distribute the 2 and get 2x + 2 + 3x = 37. Then, we combine like terms and get 5x + 2 = 37. Then, we subtract 2 from both sides and get 5x = 35. Finally, we divide both sides by 5 and get x = 7.

11. To solve 12+4(2x+4)=68, we first distribute the 4 and get 12 + 8x + 16 = 68. Then, we combine like terms  x = 5.

12.To solve 3x - 2(6x - 3) = 42, we first distribute the -2 and get:3x - 12x + 6 = 42,9x + 6 = 42Then, we subtract 6 from both sides:-9x = 36Finally, we divide both sides by -9 and get:x = -4Therefore, the solution to the equation is x = -4.

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The solution to the algebraic expressions are:

1. x = 3

2. x = 7

3. x = 13

4. x = -9

5. x = 1.3

6. x = -4

7. x = -2

8. x = 11

9. x = 10/3

10. x = 5

11. x = 5

12. x = -4

1. 3(x + 2) = 15,

Using distributive property, we get 3x + 6 = 15.

3x = 9

x = 9/3

x = 3

2. 2(x + 5) = 24

Using distributive property, we get:

2x + 10 = 24

2x = 14

x = 7

3. 6(x - 9) = 12

Using distributive property, we get:

6x - 54 = 24

6x = 78

x = 78/6

x = 13

4. 2(3x + 5) = -44

Using distributive property, we get:

6x + 10 = -44

6x = -54

x = -9

5. 5(4x - 3) = 11

Using distributive property, we get:

20x - 15 = 11

20x = 26

x = 1.3

6. -3(2x + 1) = 21

-6x - 3 = 21

-6x = 24

x = -4

7. -9(x - 4) = 54

Using distributive property, we get:

-9x + 36 = 54

-9x = 54 - 36

-9x = 18

x = -2

8. 7(x - 4) - 3 = 46

Using distributive property, we get:

7x - 28 - 3 = 46

7x = 77

x = 11

9) 2(3x - 1) + 3 = 21

Using distributive property, we get:

6x - 2 + 3 = 21

6x = 20

x = 20/6

x = 10/3

10) 2(x + 1) + 3x = 37

2x + 2 + 3x = 37

5x = 35

x = 5

11) 12 + 4(2x + 4) = 68

12 + 8x + 16 = 68

8x = 40

x = 5

12) 3x - 2(6x - 3) = 42

3x - 12x + 6 = 42

6 - 9x = 42

9x = -36

x = -36/9

x = -4

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5) Mai should have stated that the proportion or ratio of students who support the idea was 90% and not exactly 90%.

6) Mai's statement that the proportion of students who think it was a good idea to change school hours was 90% with a margin of error of 3% means the proportion may be more or less than 90%.

Margin of error refers to the random sampling error encountered from a survey, showing that the result might not be exact since it is based on the sample proportion rather than the whole population.

Thus, Mai's initial claim is based on a random sample of 30 students, 27 of whom agreed that it was a good idea to start and end school an hour later than usual while the latter statement recognizes the margin of error.

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Answer:

i know right? It's so difficult till I'm brainless when I try to solving it

Answer:

same tbh

Step-by-step explanation:

Answer:

68.26

Step-by-step explanation:

The symbol σ represents standard deviation. 1 standard deviation (in both directions) under a normal distribution= 68.26

Answer:

68%.

Step-by-step explanation:

The 68-95-99.7 rule (also know as the Empirical Rule) states that 68% of the data lies within 1 standard deviation of the mean. 95% of the data lies within 2 standard deviations of the mean. 99.7% of the data lies within 3 standard deviations of the mean.

According to the diagram, the area shaded shows data within 1 standard deviation of the mean (one standard deviation to the left, and one to the right). That means that 68% of the data is within the shaded area.

Hope this helps!

The sum of the expressions 8x - 2 and - 3x² - 7 is, - 3x² + 8x - 9.

A quantity or number that is combined with a variable is known as a coefficient. The variable is often multiplied by an integer, which is then printed next to it.

Terms that have the same variables raised to the same power are referred to as like terms. The only difference is in the numerical coefficients.

Given, Two expressions, 8x - 2 and - 3x² - 7.

Now, Sum implies adding.

Therefore, The sum of 8x - 2 and - 3x² - 7 is,

(8x - 2) + (- 3x² - 7).

= - 3x² + 8x - 2 - 7.

= - 3x² + 8x - 9.

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Answer:

58

Step-by-step explanation:

do the right first

then subtract

마ㅕㅛ 썅마 ㅆ모ㅕ ㅗ모모몸 ㅓ띠따ㅏㅏㅏ ㅗㅕㅕㅗ몸

The place that is located at coordinates (4,1) on the coordinate map is given by the following option:

A. Picnic Shelter.

All the points on the coordinate map have a x-coordinate and an y-coordinate, and the format of the point is given as follows:

(x,y).

The meaning of each coordinate is given as follows:

The coordinates in this problem are given as follows:

(4,1).

Hence the meaning of these coordinates are given as follows:

Hence the place is given by:

Picnic Shelter.

Which means that option A is correct.

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Answer:

  8.2 million years

Step-by-step explanation:

The time can be found from ...

  time = distance/speed

  time = (47.0×10^4 m)/(5.7×10^-2 m/yr) = 8.2×10^6 yr

It will take about 8.2 million years for LA to have the same latitude as SF.

__

The given numbers each have 2 significant digits, so the answer is appropriately rounded to 2 significant digits.

Answer:

4 (50 - 1)=196

Step-by-step explanation:

Answer:

i think they are simplified and i don't know what a restriction is

Step-by-step explanation:

WGF = WG + GF

WGF = 140

= 140 + 68 = 208°

(E) = 1/2(WGF)

= 1/2 (208) = 104°

•Propertis of a circular Quadrilateral

that ⇒ (Ê) + (14x+6) = 180

104 +14x+6 = 180

14x=70

x=5

Answer:

We can assume that each one of the 15 sections has one of the animals. And because each one of the 15 sections is equal, the probability of landing in any animal must be the same, this means that the probability of landing on a given animal must be:

p = 1/15

Then the probability of landing on a pig is:

p1 = 1/15

The probability of landing on a giraffe is:

p2 = 1/15

The probability of landing on a pig, or a giraffe, will be equal to the sum of the two individual probabilities

P = p1 + p2 = 1/15 + 1/15 = 2/15.

So each spin has a probability of 2/15

This means that the probability of NOT landing on these animals must be 13/15.

Now, the probability of not landing on these animals in 234 different spins will be:

P´ = (13/15)^234 = 2.9*10^(-15)

Then the probability of landing on one of these animals, in at least one of the 234 different spins, will be:

prob = 1 - P´= 1 - 2.9*10^(-15) = 0.999999...