If the alpha level is changed from α = .05 to α = .01, a.What happens to the boundaries for the critical region?
Answers
When the alpha level is changed from α = 0.05 to α = 0.01, the boundaries for the critical region become narrower, making it more difficult to reject the null hypothesis and increasing the level of confidence required for statistical significance.
When the alpha level is changed from α = 0.05 to α = 0.01, the boundaries for the critical region in hypothesis testing become more stringent or strict.
The critical region represents the range of values for the test statistic that would lead to rejecting the null hypothesis.
It is determined based on the chosen level of significance (alpha), which represents the maximum probability of making a Type I error (rejecting the null hypothesis when it is actually true).
By lowering the alpha level from 0.05 to 0.01, the critical region becomes smaller.
This means that the range of values for the test statistic that would lead to rejecting the null hypothesis becomes more restricted.
As a result, it becomes harder to reject the null hypothesis and more evidence is required to claim statistical significance.
Changing the alpha level to a smaller value indicates a higher level of confidence required to reject the null hypothesis.
This decision is made to reduce the likelihood of Type I errors, which occur when the null hypothesis is wrongly rejected.
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Related Questions
ument will3. Graph and investigate the following piecewise equation: (5points)f(x)={, ?for x < 2(-x + 10 for 2
Answers
We are given the following function:
\(\begin{gathered} f(x)=\lbrace x^2;\text{ x<2} \\ -x+10;2\le x\le6\} \end{gathered}\)The graph of this equation is a parabola for values of x < 2 and a line for values of 2<= x <= 6. The graph is the following:
what would be the answer to this? It’s pretty late and this is due tommorow so it would help If you answered!
Answers
Answer:
6 cups are left
Step-by-step explanation:
There are 16 cups in a gallon. They drank 5 glasses, each holding 2 cups (5*2 = 10)
(4*4) - (5*2)
16 - 10 = 6
(5*2) + x = 16
10 + x = 16
-10 -10
x = 6
A cylinder has a radius of 5 centimeters and a height of 8 centimeters. Describe how the following change affects the volume of the cylinder.
b. The radius is tripled.
Answers
By tripling the radius of the cylinder, the volume increases significantly. In this case, the new volume V₂ is approximately 9 times larger than the original volume V₁. This demonstrates that changes in the radius of a cylinder have a substantial effect on its volume.
Here, we have,
When the radius of a cylinder is tripled, it has a significant impact on the volume of the cylinder.
The volume of a cylinder is calculated using the formula V = πr²h, where V represents the volume, r represents the radius, and h represents the height.
Let's consider the initial cylinder with a radius of 5 centimeters and a height of 8 centimeters.
Its volume can be calculated as V₁ = π(5²)(8).
Now, if we triple the radius to 3 times its original value, the new radius becomes 3 * 5 = 15 centimeters.
Let's denote this new radius as r₂.
The height of the cylinder remains the same.
The volume of the new cylinder with the tripled radius can be calculated as V₂ = π(15²)(8).
Comparing the two volumes, V₁ and V₂:
V₁ = π(5²)(8) = 200π cubic centimeters
V₂ = π(15²)(8) = 1800π cubic centimeters
As we can see, by tripling the radius of the cylinder, the volume increases significantly. In this case, the new volume V₂ is approximately 9 times larger than the original volume V₁. This demonstrates that changes in the radius of a cylinder have a substantial effect on its volume.
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Using the digits 1 to 10 at most one time each, fill in the boxes to make the result is closest to 1
Answers
Answer:
Using the digits 1 to 10 at most one time each to fill the given boxes, the value that makes the expression closest to 1 is;
\(\frac{(\frac{10}{5})^6}{(\frac{4}{1})^3}\)Explanation:
Given the question in the attached image.
To make sure the result of the expression is closest to 1, we must make sure the value of the denominator and the numerator of the fraction is as close as possible.
\(\text{ denominator }\approx\text{ numerator}\)Picking a set of values for the numerator, we must also try to select a separate set of values for the denominator that gives a result that is almost equal to the numerator.
Using this method we can arrive at a possible solution;
\(\frac{(\frac{10}{5})^6}{(\frac{4}{1})^3}\)Let us simplify this expression to confirm;
\(\frac{(\frac{10}{5})^6}{(\frac{4}{1})^3}=\frac{(2)^6}{(4)^3}=\frac{64}{64}=1\)Therefore, Using the digits 1 to 10 at most one time each to fill the given boxes, the value that makes the expression closest to 1 is;
\(\frac{(\frac{10}{5})^6}{(\frac{4}{1})^3}\)can someone help me we this pls marking brainlist
Answers
Answer:
that- y= 12/22x + 14, I think-
Step-by-step explanation:
sorry if its wrong- cuz it prolly iz but I tried-
Answer:
y = 1/2x - 1
Step-by-step explanation:
Alright
Let's find the slope first:
-12+14/-18+22
2/4 = 1/2
So this is what it's increasing by each time. Now we find the y-intercept.
I used Desmos to find it, because graphing for visualization is great for these kinds of things.
The y-intercept I got was -1.
So the full equation would be: y= 1/2x -1
what is the equation of the major axis of y=1/x
Answers
The equation of the major axis of y = 1 / x would be y = x and y = -x.
How to find the equation ?The equation y = 1/x constitutes a rectangular hyperbola. Not like ellipses possessing broadly characterized principal axes, no finite line exists representing the major axis of the given hyperbola.
This is due to the symmetrical relationship around both x- and y-axes where its core remains positioned at (0, 0). In place of a definite line, the asymptotes operate in replaceable fashion, defined as the lines y = x and y = -x, which are values approached at near limit by this specific hyperbola yet never collided with.
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- If you can buy one jar of crushed ginger
for $1.99, then how many can you buy
with $5.97?
A) 12
B) 1
C) 3
D) 2.
Answers
Answer:
C, 3
Step-by-step explanation:
a travel agency will plan a group tour for groups of size 30 or larger. if the group contains exactly 30 people, the cost is $210 per person, but each person's cost is reduced by $10 for each additional person above 30. (a) find the equation of the revenue function, where x is the number of additional people above 30.
Answers
The equation of the revenue function is R(x) = (30 + x) * (210 - 10x).
To find the equation of the revenue function, we need to consider the number of additional people above 30, denoted by x. The base cost per person is $210 for a group of 30 people. For each additional person above 30, the cost per person is reduced by $10.
The total revenue for the travel agency can be calculated by multiplying the total number of people in the group (30 + x) by the cost per person. Since the cost per person decreases by $10 for each additional person, we subtract 10x from the base cost of $210.
Therefore, the equation of the revenue function is R(x) = (30 + x) * (210 - 10x).
This revenue function gives the total revenue earned by the travel agency based on the number of additional people above 30 (x). The revenue is determined by the number of people in the group and the corresponding cost per person. By substituting different values for x into the equation, we can calculate the revenue for different group sizes and determine the optimal group size that maximizes revenue
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(a) cone, (b) sphere, (c) cylinder, (d) prism.
Answers
A cone is a three-dimensional geometric form with a flat base and a smooth tapering apex or vertex.
A cone is made up of a collection of line segments, half-lines, or lines that connect the apex—the common point—to every point on a base that is in a plane other than the apex.
What is a Sphere?A sphere is a geometrical object that resembles a two-dimensional circle in three dimensions.
In three-dimensional space, a sphere is a collection of points that are all located at the same r-distance from a single point. The radius of the sphere is equal to r, and the provided point is its center.
The three-dimensional shape of a cylinder is made up of two parallel circular bases connected by a curved surface.
The right cylinder is created when the centers of the circular bases cross each other. The axis, which represents the height of the cylinder, is the line segment that connects the two centers.
A three-sided polyhedron consisting of a triangle base, a translated copy, and three faces connecting equivalent sides is known as a triangular prism in geometry. If the sides of a right triangle are not rectangular, the prism is oblique.
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Define the following solids:
(a) cone, (b) sphere, (c) cylinder, (d) prism.
PLEASE ANSWER WILL MARK BRAINLIEST!!!!!!!!!
Answers
Answer:
36.87°
Step-by-step explanation:
cos C = 4/5
arccos C = 36.87
Can someone please help me with this asap? I will give brainliest if it’s correct
Show work!!
Answers
Answer:
\(\frac{1}{5}\)
Step-by-step explanation:
There are a total of 30 number between 1 and 30, so the total events is 30.
Now for the favorable events (A: even and multiple of 3) there's a total of 5 numbers (6,12,18,24,30)
Using classic probability law the probability is given by the favorable events between the total events
\(P(A)=\frac{6}{30}=\frac{1}{5}\)
Complete the equations below. 15.3 ÷ 3 = tenths + 3 15.3÷ 3 = tenths 15.3 ÷ 3 =
Answers
The value of the complete equation is 5.1.
We have given the equation,
15.3 ÷ 3 = tenths + 3 15.3÷ 3 = tenths 15.3 ÷ 3
What is the equation?
An equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.
Therefore we have,
\(15.3/3=15+0.3 \ tenths/3\\=5+0.1 \ tenths\\=5.1\)
Therefore the value of the complete equation is 5.1.
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For what values of x is the rational expression below undefined?
Answers
Answer:
if x is the denominator than its value needs to be zero for any value to be undefined
Automatic Transmissions, Inc., has the following estimates for its new gear assembly project: price = $940 per unit; variable cost = $340 per unit; fixed costs = $3.4 million; quantity = 53,000 units. Suppose the company believes all of its estimates are accurate only to within ±15 percent. What values should the company use for the four variables given here when it performs its best-case scenario analysis? What about the worst-case scenario?
Answers
In the worst-case scenario, the company should use the following values: price = $799 per unit, variable cost = $289 per unit, fixed costs = $2.89 million, and quantity = 60,950 units.
In the best-case scenario analysis for Automatic Transmissions, Inc.'s new gear assembly project, the company assumes the upper limit of the ±15 percent range for its estimates. For the price per unit, they take a 15 percent increase, resulting in a value of $1081. Similarly, the variable cost per unit is increased by 15 percent to $391. The fixed costs are also adjusted upwards by 15 percent, reaching $3.91 million. Finally, the quantity is decreased by 15 percent, leading to a value of 45,050 units.
On the other hand, in the worst-case scenario analysis, the company assumes the lower limit of the ±15 percent range for its estimates. The price per unit is decreased by 15 percent, resulting in $799. The variable cost per unit is decreased to $289. The fixed costs are adjusted downwards to $2.89 million. Lastly, the quantity is increased by 15 percent to 60,950 units.
Therefore, in the worst-case scenario, the company should use the following values: price = $799 per unit, variable cost = $289 per unit, fixed costs = $2.89 million, and quantity = 60,950 units
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21. What is the total surface area of the figure below? Total S.A. =cm?4 cm8 cm6 cm4 cm4 cm6th Period6 cm
Answers
If the figure is divided into 6 rectangles, the total area will be as follows:
A= area
Rectangle 1 and 3:
b= 8cm
h= 4cm
\(\begin{gathered} A_{R1}=\text{ b}\times h \\ A_{R1}=8\times4\text{ = 32} \\ A_{R1}=32\operatorname{cm} \\ As\text{ there are two with the same mesures:} \\ A_{R1,3}=2\times32\operatorname{cm}=64\operatorname{cm} \end{gathered}\)Rectangle 2 and 4:
b= 8cm
h= 6cm
\(\begin{gathered} A_{R2}=\text{ b}\times h \\ A_{R2}=8\times6\text{ = }48 \\ A_{R2}=48\operatorname{cm} \\ As\text{ there are two with the same mesures:} \\ A_{R2,4}=\text{ 2}\times48\operatorname{cm}=96cm^2 \end{gathered}\)Lateral Rectangle:
b= 6cm
h= 4cm
\(\begin{gathered} A_{LR}=\text{ b}\times h \\ A_{LR}=6\times4\text{ = }24 \\ A_{LR}=24\operatorname{cm} \\ As\text{ there are two lateral rectangles:} \\ A_{LR}=2\times24\operatorname{cm}=48\operatorname{cm} \end{gathered}\)Total Area (TA):
\(\begin{gathered} A_T=A_{R1,3}+A_{R2,4}+A_{LR} \\ A_T=64\operatorname{cm}+96\operatorname{cm}+48\operatorname{cm} \\ A_T=208\operatorname{cm} \end{gathered}\)I need help plzzzz I need help
Answers
Answer:
true
Step-by-step explanation:
Triangles E F G and K L M are shown. Angles E F G and K L M are congruent. The length of side K L is 6, the length of side M L is 5, and the length of K M is 8. The length of E G is 24, the length of G F is 15, and the length of E F is 18.
Can the triangles be proven similar using the SSS or SAS similarity theorems?
Yes, △EFG ~ △KLM only by SSS.
Yes, △EFG ~ △KLM only by SAS.
Yes, △EFG ~ △KLM by SSS or SAS.
No, they cannot be proven similar by SSS or SAS
Answers
Based on the given information, we cannot prove that △EFG and △KLM are similar using the SSS or SAS similarity theorems. The correct answer is option D) No, they cannot be proven similar by SSS or SAS.
To determine if the triangles △EFG and △KLM can be proven similar using the SSS (Side-Side-Side) or SAS (Side-Angle-Side) similarity theorems, we need to compare their corresponding sides and angles.
SSS Similarity Theorem states that if the lengths of the corresponding sides of two triangles are proportional, then the triangles are similar.
SAS Similarity Theorem states that if two corresponding sides of two triangles are proportional, and the included angles are congruent, then the triangles are similar.
Let's examine the given information:
Side lengths of △EFG: EF = 18, EG = 24, FG = 15.
Side lengths of △KLM: KL = 6, KM = 8, LM = 5.
By comparing the side lengths, we can see that they are not proportional. For example, the ratio of EF/KL is 18/6 = 3, while the ratio of EG/KM is 24/8 = 3. Therefore, the corresponding sides of △EFG and △KLM are not proportional, which means we cannot establish similarity using the SSS theorem.
Now, let's consider the SAS theorem. For this, we also need to compare the included angles.
Angles of △EFG: ∠EFG, ∠EFG, ∠EGF.
Angles of △KLM: ∠KLM, ∠KML, ∠KLM.
The given information states that ∠EFG and ∠KLM are congruent. However, we don't have any information about the other angles. Without knowing the congruency of the remaining angles, we cannot establish similarity using the SAS theorem
Option D.
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Answer: Its C
Step-by-step explanation:
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\(\boxed{Question}\)
Determine the sample space, give a sample point, and find the number of possible outcomes of the following experiments:
1.Drawing a vowel in an English Alphabet.
2. Learning the Primary colors.
3. Choosing an odd numbers from 1 to 11.
[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]
![[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[]=[][tex]\boxed{Question}[/tex]Determine the sample](https://i5t5.c14.e2-1.dev/h-images-qa/contents/attachments/ixF5ELZkzuaRkVMiiZ0obwaRaDCCp7zT.jpeg)
Answers
The sample space and number of possible outcomes are:
1) Sample space = {a, e, i, o, u}
Number of possible outcomes of drawing a vowel = 5 outcomes
2) Sample space = {Red, Yellow, Blue}
Number of possible outcomes = 3
3) Sample space = {1, 3, 5, 7, 9, 11}
Number of possible outcomes = 6
How to find the sample space?A sample space is a collection or set of possible outcomes from a random experiment. The sample chamber is denoted by the symbol 'S'. A subset of the possible outcomes of an experiment are called events. A sample room can contain a set of results according to an experiment.
1) There are a total of 5 vowels in the English alphabets out of a total of 26 alphabets and as such:
Sample space = {a, e, i, o, u}
Number of possible outcomes of drawing a vowel = 5 outcomes
2) The primary colors are namely: Red, Yellow, Blue
Thus:
Sample space = {Red, Yellow, Blue}
Number of possible outcomes = 3
3) There 11 digits from 1 to 11 and a total of 6 odd numbers.
Sample space = {1, 3, 5, 7, 9, 11}
Number of possible outcomes = 6
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A ___ of linear equations is a set of two or more linear equations that are dealt with together at the same time and involve the same variables
Answers
Answer:
system
Step-by-step explanation:
Answer:
system of equation
Step-by-step explanation:
What is 12.1993 rounded to the nearest thousandth
Answers
Answer:
12.199
Step-by-step explanation:
Thats what i think it is anyways
Answer:
3266.528 Rounded to the nearest 0.01 or the hundredths place.
Complete the conversion. Enter your answer in the box.
40 cm =
m
Answers
Answer:
40 cm = 0.4 m
For the following inequality, find a solution for the variable. Show all of your work and use complete sentences to explain the solving process that you used to find a solution for the inequality. Be sure to include at least two terms from the word bank.
Word Bank
sum difference product quotient
equal variable solution inverse
add subtract multiply divide
more than less than greater than inequality
greater than or equal to less than or equal to equation negative
-9 x > 27
Answers
Answer:
divide both sides by -9.
because of the negative sign of this multiplication factor the inequality changes from "greater than" to "less than".
x < -3
that is the solution to this inequality.
A right prism has a base in the shape of an octagon. The side length of the octagon is 4 inches. The length of the apothem is 4.83 inches. The height of the prism is 12 inches. What is the volume of the prism? Round your answer to the nearest whole number. cubic inches
Answers
Answer:
927 cubic inches
Step-by-step explanation:
The area of the octagonal base is ...
A = (1/2)Pa
where P is the perimeter, and 'a' is the apothem. Using the given numbers, the base area is ...
A = (1/2)(8·4)(4.83) = 77.28 . . . square inches
The volume of the prism is given by ...
V = Bh
where B represents the area of the base, and h is the height.
V = (77.28 in^2)(12 in) = 927.36 in^3
The volume of the prism is about 927 cubic inches.
the answer on edg is 927
What is the volume of a cylinder, in cubic cm, with a height of 19cm and a base diameter of 6cm? Round to the nearest tenths place
Answers
Answer:
volume of a cylinder = 536.9 cm³
Step-by-step explanation:
volume of a cylinder, V = πr²h
where π = 3.14
h = 19 cm
r = ?
given is diameter = 6 cm
as we know, r = d/2 = 6/2 = 3 cm
by substituting the values in the formula,
V = 3.14 * 3² * 19
= 536.94 cm³
by rounding off to the nearest tenth place,
volume of a cylinder = 536.9 cm³
Answer:
v = 537.2 cm3
Step-by-step explanation:
volume:
\(v=\pi r^{2} h\)
\(r=d/2=6/2=3cm\)
\(h=19cm\)
\(v=\pi (3)^{2} (19)=171\pi\)
\(v=537.21\)
Rounded nearest tenth:
\(v=537.2cm^{3}\)
Hope this helps
If M = $6,000, P = $10, and Q -2,400, then Vis a. 2.0. b. 4.0. c 5.0 d 6.0 e. 8.0
Answers
This indicates that the value of V, calculated using the given values of M, P, and Q, is equal to 5.0.
To calculate V, we can use the formula V = (M/P) * Q. Plugging in the given values, we have V = ($6,000/$10) * (-2,400). Simplifying further, we get V = 600 * (-2,400) = -1,440,000. Therefore, V equals -1,440,000.
The formula to calculate V in this scenario is V = (M/P) * Q. In this formula, M represents the value of M, P represents the value of P, and Q represents the value of Q. By substituting the given values into the formula, we obtain V = ($6,000/$10) * (-2,400).
To calculate V, we divide the value of M ($6,000) by the value of P ($10), which yields 600. Then we multiply this result by the value of Q (-2,400), resulting in -1,440,000. Therefore, V is equal to -1,440,000.
It's important to note that the negative value of V indicates a decrease or loss in quantity or value. In this case, the negative value suggests a decrease in some metric represented by V. Without further context or information, it is not possible to determine the exact meaning or implications of this decrease.
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Hey guys what’s the answer to this question
Answers
Put the values
x = 10______________________\((6x)^{2} - \frac{x}{5} \)\((6 \times 10)^{2} - \frac{10}{5} \)\((60)^{2} - \frac{ \cancel{10}}{ \cancel{5}} 2\)\(3600 \: - \: 2\)\(3598\)The answer to the equation is 3698
(6x)² - x/5 for x=10
= (6× 10)² - 10/5
= 3600 - 2
=3698
the equation is a statement that indicates that two expressions consisting of variables or numbers are equal. Essentially, equations are problems, and the development of mathematics has been driven by attempts to find answers to these problems in a systematic way.
An equation is defined as a state of equality, often expressed as a mathematical formula in which the values on both sides are equal, or refers to problems that require much consideration. An example equation is 2+2 = 3+1.
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Find the value of x in the triangle shown below.
Answers
find the area of this polygon
Answers
Answer:
answer is 65 in²
hope this helps
If sec^2 teta (1+sin teta) (1-sin teta) = k, find k
Pls help no spamming
Answers
\(\boxed{\sf 1-sin^2\theta=cos^2theta}\)
\(\boxed{\sf cos^2\theta=\dfrac{1}{sec^2\theta}}\)
Solution:-
Let's do
\(\\ \sf\longmapsto k=sec^2\theta(1+sin\theta)(1-sin\theta)\)
\(\\ \sf\longmapsto k=sec^2\theta(1-sin^2\theta)\)
\(\\ \sf\longmapsto k= sec^2\theta(cos^2\theta)\)
\(\\ \sf\longmapsto k=sec^2\theta\times \dfrac{1}{sec^2\theta}\)
\(\\ \sf\longmapsto k=1\)
\(\color{lime}\boxed{\colorbox{black}{Answer : - }}\)
\( \sec^{2} θ(1 + \sinθ)(1 - \sinθ) = k\)
\( \sec^{2} θ \: (1 - { \sin}^{2} θ) = k\)
\( { \sec }^{2} θ \cos^{2} θ = k\)
\( \sec ^{2} θ. \frac{1}{ {sec}^{2}θ } = k\)
\(1 = k\)
Therefore:
\( \color{red}k = 1\)
onsider the following events: A. The burrito is a chicken burrito. B. The burrito is a carne asada burrito. C. The customer requested black beans. D. The customer requested pinto beans. Which two events are independent
Answers
Events A and C as well as events B and D are independent.
Two events A and B are independent if the occurrence or non-occurrence of one event does not affect the probability of the other event.
In the given events, it is not explicitly mentioned how the events are related. However, based on typical assumptions about burrito ingredients and customer preferences, we can make some assumptions:
Assuming that the choice of meat (chicken or carne asada) and the choice of beans (black beans or pinto beans) are independent of each other, we can conclude that events A (The burrito is a chicken burrito) and C (The customer requested black beans) are independent. The choice of chicken meat in the burrito does not affect the probability of the customer requesting black beans.
Similarly, events B (The burrito is a carne asada burrito) and D (The customer requested pinto beans) are independent. The choice of carne asada meat in the burrito does not affect the probability of the customer requesting pinto beans.
So, based on these assumptions, events A and C as well as events B and D are independent.
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