Answer:
E
Step-by-step explanation:Step-by-step explanation:Step-by-step explanation:Step-by-step explanation:
What do you call a fake noodle
Answer:
an impasta
Step-by-step explanation:
sus
Answer: an Impasta
Step-by-step explanation:
Give me brainliest please lol
What is the value of the expression below when x = 4
2x² + x – 5
i need help on this question
Answer:
1st question
Sry if its wrong xx
Please help TwT . What the relationship between A and B?
Answer:
A: Vertical angles
Step-by-step explanation:
By definition, two angles are vertical angles if they are opposite angles formed by the intersection of two lines. Vertical angles are also congruent. This definition well matches the given figure in your problem.
Therefore, the correct answer is A: Vertical angles.
Answer:
Vertical angles
Step-by-step explanation:
Vertical angles
What can we conclude if the omnibus null hypothesis is rejected in a one-factor anova?
Answer:
Not all the means are equal.
Step-by-step explanation:
In an ANOVA table, a sum of squares for the independent variable divided by its respective degrees of freedom.
So if the omnibus null hypothesis is rejected it means that there is sufficient evidence to conclude that not all the means are equal.
https://brainly.com/question/13045159
#SPJ4
If the omnibus null hypothesis is rejected in a one-factor ANOVA, then, we can conclude that at least one of the population means is different from at least one other population mean.
ANOVA table gives us the total sum of squares ( TSS ), the residual sum of squares ( RSS ) and the estimated sum of squares ( ESS ).
It establishes the relation that:
ESS + RSS = TSS.
If we reject the omnibus null hypothesis, then it means that:
at least one of the population means is different from at least one other population mean.
Therefore, we get that, if the omnibus null hypothesis is rejected in a one-factor ANOVA, then, we can conclude that at least one of the population means is different from at least one other population mean.
Learn more about ANOVA here:
https://brainly.com/question/15084465
#SPJ9
Khaled can travel 22 1/2 miles in 1/3 hour, What is his average speed in miles per hour?*
Answer:
67.5 miles
Step-by-step explanation:
22.5 miles = 20 minutes
67.5 miles = 60 minutes
let l be the line in r3 that consists of all scalar multiples of the vector w=[22−1] . find the reflection of the vector v=[293] in the line l .
The reflection of vector v=[293] in the line l that consists of all scalar multiples of the vector w=[22−1] is [-17, 192, 73].
The reflection of vector v=[293] in the line l that consists of all scalar multiples of the vector w=[22−1] is [-17, 192, 73].
To find the reflection of vector v in the line l, we need to decompose vector v into two components: one component parallel to the line l and the other component perpendicular to the line l. The component parallel to the line l is obtained by projecting v onto w, which gives us:
proj_w(v) = ((v dot w)/||w||^2) * w = (68/5) * [22,-1] = [149.6, -6.8]
The component perpendicular to the line l is obtained by subtracting the parallel component from v, which gives us:
perp_w(v) = v - proj_w(v) = [293,0,0] - [149.6, -6.8, 0] = [143.4, 6.8, 0]
The reflection of v in the line l is obtained by reversing the direction of the perpendicular component and adding it to the parallel component, which gives us:
refl_l(v) = proj_w(v) - perp_w(v) = [149.6, -6.8, 0] - [-143.4, -6.8, 0] = [-17, 192, 73]
Therefore, the reflection of vector v=[293] in the line l that consists of all scalar multiples of the vector w=[22−1] is [-17, 192, 73].
Learn more about reflection here
https://brainly.com/question/29788343
#SPJ11
What is the acceleration of a plane that increases its speed from 800 kilometers per hour to 860 kilometers per hour in 5 seconds?
Let x be a variable of type double that is positive. A program contains the boolean expression (Math.pow(x, 0.5) == Math.sqrt(x)). Even though x1/2 is mathematically equivalent to √x, the above expression returns the value false in a student's program. Which of the following is the most likely reason?
The most likely reason for the boolean expression (Math.pow(x, 0.5) == Math.sqrt(x)) returning false in a student's program is due to floating-point rounding errors.
This occurs because floating-point numbers are represented using a fixed number of bits in the computer's memory, which can lead to inaccuracies in certain calculations. In particular, the computation of square roots and other transcendental functions involves a series of approximations that can amplify these errors.
While the mathematical equivalence between x^(1/2) and sqrt(x) holds true, the actual computed values of these expressions may differ slightly due to rounding errors. Therefore, when comparing these two expressions using the "==" operator, the result may be false even though they are mathematically equivalent.
To avoid this issue, it is recommended to use a tolerance or an epsilon value when comparing floating-point values for equality. This allows for a small margin of error due to rounding and other numerical issues, ensuring that the comparison is accurate even in the presence of small numerical discrepancies.
Learn more about boolean expression here:
https://brainly.com/question/13265286
#SPJ11
A population has a mean μ=78 and a standard deviation σ=7. Find the mean and standard deviation of a sampling distribution of sample means with sample size n=49. σx = μx=
The mean (μx) of the sampling distribution of sample means is 78, and the standard deviation (σx) is 1. This means that on average, the sample means will be centered around the population mean of 78, and the spread of the sample means will be relatively small with a standard deviation of 1.
In statistics, the sampling distribution of sample means refers to the distribution of means obtained from all possible samples of a given size taken from a population. The mean of this sampling distribution is equal to the population mean, while the standard deviation of the sampling distribution is 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 (μ) is 78 and the population standard deviation (σ) is 7. We are interested in finding the mean (μx) and standard deviation (σx) of the sampling distribution of sample means when the sample size (n) is 49.
Since the mean of the sampling distribution is equal to the population mean, μx = 78.
To find the standard deviation of the sampling distribution (σx), we divide the population standard deviation by the square root of the sample size:
σx = σ / √n.
In this case, σx = 7 / √49
= 7 / 7
= 1.
Therefore, the mean (μx) of the sampling distribution of sample means is 78, and the standard deviation (σx) is 1. This means that on average, the sample means will be centered around the population mean of 78, and the spread of the sample means will be relatively small with a standard deviation of 1.
To know more about sampling distribution check the below link:
https://brainly.com/question/29368683
#SPJ4
There is a probablity of ____ that any individual at a random from
a population will fall (plus or minus) one standard deviation of
the mean.
Step-by-step explanation:
I hope this answer is helpful ):
i need help plz ill give brainliest
Answer:
its either between D or C but i would pick D because the line looks like it dosen't pass through orgin (0,0).
Step-by-step explanation:
To determine whether x and y have a proportional relationship, see if the line through these points passes through the origin (0, 0). The points are on a line that passes through the origin. So, x and y have a proportional relationship.
50 points!
In the morning, Devin drives to work at an average speed of 45 miles per hour
If the distance from Devin’s home to his workplace is 13 miles then his expected amount of time to get to work is ____ minutes.
PLEASE EXPLAIN YOUR ANSWER
Answer: 17.33 minutes
Step-by-step explanation:
To solve for time use the formula for time, t = d/s which means time equals distance divided by speed.
time = distance/speed
45/13= 0.288888
0.288888 * 60 (for minutes) = 17.33
1
A survey of 500 randomly selected students was taken and 200 responded that they
favor candidate Z for class president (p ₁ = 0.4). Just before the election, another survey
of 700 students was taken and 450 students responded that they favor candidate Z (p 2
= 0.6429). A 98% two-proportion z confidence interval for the true difference between
Pp₁ and p 2 was found to be (-0.3090, -0.1767). What is the meaning of the interval in
the context of the problem?
O There has been no change in support for the candidate.
O There has been a substanti drop in support for the candidate.
There has been a substantial gain in support for the candidate.
O It is probable for the candidate to get most of the votes because support has risen more than
50%.
It is not probable for the candidate to get most of the votes because the interval is negative.
The meaning of the interval in the context of the problem is that C. there has been a substantial gain in support for the candidate
What is a Survey?A survey is a method of collecting data from a sample of individuals in order to gain insights into their opinions, beliefs, behaviors, or experiences.
Surveys can be conducted using a variety of methods, including online questionnaires, paper forms, phone calls, face-to-face interviews, and more.
From the given data; because the limits of the difference between p1 and p2 in the confidence interval are both negative, that shows that in the previous survey, the candidate has fewer supporters in comparison with survey 2.
The correct answer is option C.
Read more about surveys here:
https://brainly.com/question/14610641
#SPJ1
Find the value of x for which the lines p and q are parallel.
Question 17 options:
A) 6
B) 8
C) 9
D) 7
Answer:
D
Step-by-step explanation:
(14x + 18) and 116 are corresponding angles and are congruent, then
14x + 18 = 116 ( subtract 18 from both sides )
14x = 98 ( divide both sides by 14 )
x = 7
28 divided 3.5
help meh plz
Answer:
8
have a good day! :)
4. A triangle with vertices A(1,2), B(3,5), and C(5,-4) is reflected across the y-axis. Provide the transformed coordinates of the
triangle. Show all work.
In the previous problem how does the angle of depression from the top of the taller building relate to the angle of elevation from the top of the shorter building. (You can pick more than once choice)A:They are congruentB:They are complementaryC:They are supplementaryD:They are alternate interior anglesE:They are alternate exterior anglesF:They are corresponding angles.
Equal to the angle of elevation from the top of the shorter structure is the angle of depression from the taller building's top. They form angles that are congruent, complimentary, and additional.
The angle of depression from the top of the taller building is equal to the angle of elevation from the top of the shorter building. This is because when measuring angles, the angle of depression is measured from the horizontal line and the angle of elevation is also measured from the horizontal line. This means that the two angles have the same measure. The angles are also congruent, complementary and supplementary angles. Angles that are complimentary to one another have a sum of 90 degrees, whereas angles that are supplementary to one another have a sum of 180 degrees. This means that the angle of depression from the top of the taller building and the angle of elevation from the top of the shorter building will have the same measure, a sum of 90 degrees, and a sum of 180 degrees, respectively.
Learn more about angle here
https://brainly.com/question/28451077
#SPJ4
in the figure below, the radius of the circle is 10cm Calculate the length of the miner are XY
10.99cm is the measure of the length of an arc.
Determining the length of an arcThe formula for calculating the length of an arc is expressed as:
L = Ф/360 × 2πr
where
r is the radius of the circleФ is the subtended angleSubstitute the given parameters into the formula
L = 63/360 × 2π(10)
L =63/360 × 20(3.14)
L = 10.9 cm
Hence the length of the minor arc XY is 10.99cm
Learn more on length of an arc here: https://brainly.com/question/2005046
#SPJ1
Andre has a dog pen in the shape of a rectangle.
The perimeter of his dog pen is 60 feet.
The length of his dog pen is twice its width.
What is the area of Andre’s dog pen?
Answer:
670
Step-by-step explanation:
If anyone is good with limits please help me! Thank you!!
I will award brainliest answer and lots of points
Answer:
2.3 5.3
Step-by-step explanation:
yh mate im always right so just trust me
If a0 , then a/c___b/c
Answer:
<
Step-by-step explanation:
by dividing both sides by the same number, let's say c, then
The volume of a tree stump can be modeled by considering it as a right cylinder. Ashley measures its height as 1.2 ft and its radius as 20 in. Find the volume of the stump in cubic inches. Round your answer to the nearest tenth if necessary.
The volume of the stump in cubic inches is 18095.6 if the Ashley measures its height as 1.2 ft and its radius as 20 in.
What is a cylinder?In geometry, it is defined as the three-dimensional shape having two circular shapes at a distance called the height of the cylinder.
We know the volume of the cylinder is given by:
\(\rm V = \pi r^2 h\)
We have h = 1.2 ft = 1.2×12 = 14.4 inches
r = 20 inches
\(\rm V = \pi (20)^2 \times 14.4\)
After calculating, we get:
V = 18095.57 ≈ 18095.6 cubic inches
Thus, the volume of the stump in cubic inches is 18095.6 if the Ashley measures its height as 1.2 ft and its radius as 20 in.
Learn more about the cylinder here:
brainly.com/question/3216899
#SPJ1
Answer:
Step-by-step explanation:
2
Sorry for the fact that this is in French but i have exams coming up and i don’t understand this concept. You can translate and explain in English, idc. It’s Annuities
Annuité : Une série d'un nombre donné de versements ou de retraits périodiques.
Annuité de fin de période : Une annuité dont les versements sont effectués à la fin de
chaque période.
M = (R[(1 + i)^n −1])/i
M représente le montant total au moment du dernier versement
R représente la somme versée périodiquement, en dollars
i représente le taux d'intérêt par période de capitalisation, sous forme décimale
n représente le nombre de périodes de capitalisation.
Ex1. À la fin de chaque mois, pendant 3 ans, Patrick dépose 100 $ dans un compte qui
rapporte 6% d'intérêt par année, composé mensuellement.
a) Détermine le solde du compte au bout de 3 ans
b) Quel est le total de l'intérêt accumulé ?
a) Pour déterminer le solde du compte au bout de 3 ans, nous devons utiliser la formule de l'annuité de fin de période. Il y a un total de 3 ans x 12 mois/an = 36 mois de capitalisation. Le taux d'intérêt par mois est de 6%/12 = 0.005. La somme déposée chaque mois est de 100 $. En utilisant la formule, nous pouvons calculer le solde final:
M = (R[(1 + i)^n −1])/i
M = (100 [(1 + 0.005)^36 −1])/0.005 = $51,664.23
b) Pour calculer le total de l'intérêt accumulé, nous pouvons soustraire le montant total des dépôts (100 $ x 36 mois = $3,600) au solde final du compte.
Intérêt accumulé = Solde final du compte - Montant total des dépôts
Intérêt accumulé = $51,664.23 - $3,600 = $48,064.23
En résumé, le solde final du compte après 3 ans est de 51,664.23 $ et l'intérêt accumulé est de 48,064.23 $.
J'espère que cela aide et a été correctement traduit haha
Find the inverse function. f(x)=-3x+3
Answer:
i think its 1.
Step-by-step explanation:
f(x)=‐3x+3
-3. -3
-3=-3x
divide by -3
1=x
A friend of yours, a senior, took the Graduate Record Exam in September and scored in the 99th percentile. In February, your friend took the same exam over again. This time your friend scored in the 90th percentile. As a research methods student, you told your friend that his/her lowered score was most likely due to:
His/her lowered score was most likely due to statistical regression.
How to determine the reason?The missing options in the question are:
A. compensation rivalry B. Demoralization C. Differential selection
D. Testing E. Statistical regression
From the question, we have:
September = 99th percentileFebruary = 90th percentileA change (whether higher or lower) in the score is caused by statistical regression.
This is so because several variables could attribute to the change in the score.
The relationship between these variables is referred to as statistical regression
Read more about statistical regression at:
https://brainly.com/question/25987747
#SPJ12
Help please please please please
Mrs. Dudley is organizing a breakfast party for her office of 240 employees. She wants to
buy enough donuts so that everyone can have 2. If donuts come in boxes of 12, how many
boxes does she need to buy?
Answer:
40 boxes
Step-by-step explanation:
Total donuts needed = number of employers x 2 = 240 x 2 = 480
Number of boxes = total number of donuts needed ÷ 12 = 480 ÷ 12 = 40
Expand and simplify 2(3t+4)+3(2t+6)
160 feet of lumber at $2.49 per foot
Answer:
$398.40 for 160 feet of lumber based on $2.49 per foot.
Step-by-step explanation:
Simply multiply 160 by 2.49 and get $398.40.