Two 99 percent confidence intervals will be constructed to estimate the difference in means of two populations, r and w. One confidence interval, i9, will be constructed using samples of size 9 from each of r and w, and the other confidence interval, i81, will be constructed using samples of size 81 from each of r and w.

Answers

Answer 1

The relationship between the two confidence intervals is that"The width of I81 will be 1/3 the width of I9." Option B

What is the relationship between the two confidence intervals?

Question Parameters:

Two 99 percent confidence intervals

One confidence interval, i9

the other confidence interval, i81,

samples of size 81 from each of r and w.

Let

Confidence level=0.05

standard deviation $\sigma=6$

Generally, the equation for the confidence interval is mathematically given as

$CI=(\frac{z_{0.05}*\sigma}{2*\sqrt{n}} )$

For i9

CI=(1.96*6}{\sqrt{9}} )

Cl=3.92

For i81

CI'=(1.96*6}{\sqrt{81}})

Cl'=1.3067

In conclusion the relationship between confidence interval, i9 and confidence interval, i81

i81=1/3i9

Related Questions

You are given the reaction cu + hno3 right arrow. Cu(no3)2 + no + h2o. Which element is oxidized? which element is reduced?.

Answers

Answer:

Cu ---> Oxidized, HNO3 ---> Reduced.

Explanation:

Refer to attachment.

Copper (Cu) is gaining oxygen, hence, it's oxidized. On the other hand, HNO3 is losing hydrogen, hence, it's reduced.

Hope it helps :)

You are given the reaction cu + hno3 right arrow. Cu(no3)2 + no + h2o. Which element is oxidized? which

Answer:

Cu is oxidized

N is reduced

Explanation:

Edge said so

is the stomach a voluntary or in involuntary organ.

Answers

it’s an involuntary organ

The answer should be

Involuntary organ

is the stomach a voluntary or in involuntary organ.

Point W lies between points B and A. If BW = 10x-14, WA = 2x+6, and BA = 16, what is the length of BW?

Answers

Answer:

Very simple once you visualize it and write out an equation!

(10x-14)+(2x+6)=16

12x-8=16

12x=24

x=2

now BW= 10x-14 so lets plug x in :D

10(2)-14

=20-14=6

So the final answer will be 6

hope this helps!!

Why are cause and effect graphic organizers useful?
a. Because they show relationships among C. Because they tell us what will happen in the
events
future
b. Because they identify when time began d. All of these
Please select the best answer from the choices provided
Ο Α
ОВ
С
OD

Answers

Answer:

Explanation:

gives thanks to the other person that answered this question

With the help of these organizers, the reader can discover a procedure that explains how a cause leads to a particular consequence. As a result, they are useful because they highlight the relationship between diverse occurrences or circumstances. Thus, option A is correct.

What cause and effect graphic organizers useful?

The usage of graphic organizers can aid in many tasks, including brainstorming, organizing issues and solutions, comparing and contrasting ideas, showing cause and effect, organizing and/or sequencing material, planning what to write, and improving reading comprehension.

You may determine the causes of any effect and the consequences of any case using this technique. It illustrates the connections between different concepts or occurrences.

Therefore, A cause and effect graphic organizer is an excellent tool for students to use to organize and simplify complicated ideas and information.

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How can we accurately predict the movement of air based on its temperature and air pressure?

Answers

Answer:

Polar-orbiting satellites provide the information most useful for long-term weather forecasting. These satellites use instruments to measure energy, called radiation, emitted by the Earth and atmosphere. This information is incorporated into weather models, which in turn leads to more accurate weather forecasts.

Explanation:

what is my moms 4th cousin 1x removed to me

Answers

Answer:

Explanation:

its 3 because 4 minus 1 is 3th

Changing which factor would NOT influence the total kinetic energy of a moving shopping cart?

Question 2 options:

Decreasing the mass or the speed of the cart

increasing the mass of the cart by adding items while moving

increasing the rate of speed you push it down the aisle

Turning a different direction at the end of the aisle while continuing to move at the same speed.

Answers

Answer:

increasing the mass of the cart by adding items while moving

Explanation:

kinetic energy is based on speed

Increasing the mass of the cart by putting items in while it is moving, because kinetic energy is based on speed. Hope this helps!

* Rearrange the jumbled words: 1 FRMA 2CHOSOL 3 USEMUN 4 FRIANUF 5 TPRI

Answers

Answer:

1. FARM

2. SCHOOL

3. MUSEUM

4. FUNFAIR

5. TRIP

what happened to shakes spear ?

Answers

Answer:

Sometime after 1611, Shakespeare retired to Stratford. On 25 March 1616, Shakespeare revised and signed his will. On 23 April, his presumed birthday, he died, aged 52. On 25 April, he was buried at Holy Trinity Church in Stratford.

Explanation:

Answer:he died, aged 52. On 25 April,

Explanation:

he died, aged 52. On 25 April,

Based on the article, what was the Holocaust?

Answers

As soon as Hitler assumed power in 1933, the Nazis' campaign of anti-Jewish persecution got under way and propoganda.

Thus, They initially utilized virulent propaganda, antisemitic laws, and limitations to foster a culture of hate and segregation and Hitler.

This victimization strategy was used to separate Jews from the general community and persuade them to depart. In truth, the number of persons departing fluctuated since it was hard to locate someplace to go and it was expensive to do so.

Jews were transported from ghettos or concentration camps to be slaughtered in their millions and Hitler. However, as the war progressed, thousands more people were transferred to concentration camps to be worked to death in support of Germany's faltering war effort. The majority were sent to a small number of specifically designed killing centers known as death camps and propoganda.

Thus, As soon as Hitler assumed power in 1933, the Nazis' campaign of anti-Jewish persecution got under way and propoganda.

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Characteristics determined by an organism's genes

Answers

An organism's phenotype is determined by its genotype, but gene expression can be affected by environmental factors. These factors can alter the inherited traits of an organism.

A trait is a specific characteristic of an organism. Traits can be determined by genes or the environment, or more commonly by interactions between them. The genetic contribution to a trait is called the genotype. The outward expression of the genotype is called the phenotype.

1. In obtaining data on the following, determine which of the four levels of
measurement (nominal, ordinal, interval, ratio) is most appropriate.
Rankings (first, second, third, and so on) in order of quality for a sample of
tire pressure gauges tested by Consumer Reports researchers
b. The tire pressure readings (in psi or lb/in.2) for a sample of gauges tested by
Consumer Reports researchers
a.
Ratings of tire pressure gauges as "recommended, acceptable, not accept-
able"
d. The college majors of researchers for Consumer Reports
e.
The internal air temperatures of a sample of inflated tires used in testing
C.
pressure gauges
2. A consumers' group measures the actual horsepower of a sample of lawn
mowers labeled as 12 hp. The sample is obtained by selecting 3 lawn mowers
from each manufacturer.
a. Are the values obtained discrete or continuous?
b. Identify the level of measurement (nominal, ordinal, interval, ratio) for the
horsepower values.
C.
Bod aristo
What type of sampling (random, stratified, systematic, cluster, conve-
nience) is being used?

Answers

1. The level of measurement that most appropriate is Nominal.

1b. In obtaining data the level of measurement is most appropriate is Ordinal.

1c. In obtaining data the level of measurement is most appropriate is Interval.

2a. Since the sample is obtained was done by selecting 3 lawn mowers from each manufacturer, the values obtained will be continuous.

2b. The level of measurement for the horsepower values will be in Ratio/

2c. The type of sampling that is being used is Stratified.

What are measurement levels?

They include:

NominalOrdinalIntervalratio data

The rating above is one that goes from lowest to highest. The 4 levels of measurement are known to be cumulative in nature.

Therefore, The level of measurement that most appropriate is Nominal.

1b. In obtaining data the level of measurement is most appropriate is Ordinal.

1c. In obtaining data the level of measurement is most appropriate is Interval.

2a. Since the sample is obtained was done by selecting 3 lawn mowers from each manufacturer, the values obtained will be continuous.

2b. The level of measurement for the horsepower values will be in Ratio/

2c. The type of sampling that is being used is Stratified.

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What is the value of the expression
x² + 2x - 2xy – 2y + y^2 when x - y = 50 ?

Answers

x ² + 2x - 2xy - 2y + y ² = (x ² - 2xy + y ²) + 2 (x - y)

… = (x - y)² + 2 (x - y)

… = 50² + 2 × 50

… = 2600

Read the excerpt from "He Lion, Br.uh Bear, and Br.uh Rabbit” from The People Could Fly

"Listen," said he Lion, and then he roared: "ME AND MYSELF. ME AND MYSELF. Nobody tell me what not to do," he said. "I'm the king of the forest, me and myself."

"Better had let me tell you somethin,"br.uh Rabbit said, "for I've seen Man, and I know him the real king of the forest."

He Lion was quiet awhile. He looked straight through that scrawny lil Rabbit like he was nothin atall.

Rabbits are shown in this excerpt as

A. confident and stubborn.
B. powerful and strong.
C. wise and self-assured.
D. weak and polite.

Answers

Answer:

C. wise and self-assured.

The correct answer is C !

After a brief and violent ______ that ousted the president, GeneralMonsanto declared himself the dictator of the country.
a. upbraiding
b. nuance
c. solicitation
d. coup

Answers

After a brief and violent d. coup that ousted the president, GeneralMonsanto declared himself the dictator of the country.

What is coup?

A coup d'état, commonly known as a coup, is an illegal and open attempt to remove the current leader by members of the military or other government elites.

A self-coup occurs when a leader attempts to use illegal tactics to maintain control after gaining it legitimately. The unexpected, violent takeover of an established government by a small group is known as a coup d'état, sometimes known as a coup. Control of all or a portion of the armed forces, police, and other military components is the main requirement for a coup.

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What is the best way to revise for my science and math mock in 2 months?

Answers

Answer:

watch videos and write notes, as when you write your brain remembers it more. Also, eat a little bit of dark chocolate as it helps start the brain and helps remember things. Write note cards but also get enough sleep and breaks. Don't have any distractions around but have relaxing music e.g classical music

(it's been proven to help memory)

Identify the examples of skills. Check all that apply. Priscilla cares about protecting the environment. Caroline speaks two languages fluently. Alton is good at swimming. Gerardo wants to move to a different city. Nora can cook complicated meals. Lowell has many siblings.

Answers

Answer:

2,3,5

Explanation:

edg 2021

Answer:2 3 5

Explanation:

Which situation is impossible under a representative democracy

Answers

Option B. Legislators are chosen without consulting citizens is a situation impossible under a representative democracy.

What is Democracy?

A democracy is a system of government in which the citizens or the people of the country have the power to make laws and decide who will represent them in office ("representative democracy"). Who is referred to as "the citizens" and how power is distributed among or assigned by the people have evolved with time and at varying rates in various nations. Freedom of assembly, freedom of association, land rights, freedom of expression, inclusivity, right to equality, citizenship, consent of a governed, right to vote, freedom from arbitrary state denial of the life and personal liberty, and several minority rights are frequently characteristics of democracies.

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Complete Question:

Which situation is impossible under a representative democracy?

A. The legislature can declare local laws illegal.

B. Legislators are chosen without consulting citizens.

C. Citizens vote directly on an issue.

D. The head of state is also the head of the military.

Given that events A and B are independent with
P
(
A
)
=
0.64
P(A)=0.64 and
P
(
A
and
B
)
=
0.48
P
(
B
)
P(B), rounding to the nearest thousandth, if necessary.

Answers

The probability of event B occurring based on the question requirements is P(B), is 0.75.

How to solve

For two independent events A and B, the probability of both A and B occurring, P(A and B), is the product of their individual probabilities, P(A) and P(B).

So, P(A and B) = P(A) * P(B).

Given P(A) = 0.64 and P(A and B) = 0.48, you can solve for P(B) by dividing P(A and B) by P(A), i.e., P(B) = P(A and B) / P(A).

Substituting the given values, P(B) = 0.48 / 0.64 = 0.75.

Therefore, the probability of event B occurring, P(B), is 0.75.

Answers

Answer:

my family

Explanation:

kamusta na kayo

Answer:

my bf and parent thank you

The process by which nitrogen gas is converted to a usable form is called nitrogen.

Answers

Answer:

Fixation.

Explanation:

The process by which nitrogen gas, atmospheric nitrogen (N2), is converted to a usuable form is called fixation.

This was originally answered by me already.

~Bunnypfpdude

Answer: fixation

Explanation:

The five components of health-related fitness include __________.
A.
cardiovascular fitness, muscle tone, muscular endurance, flexibility, and body composition
B.
cardiorespiratory fitness, muscular strength, resting heart rate, muscular endurance, and body composition
C.
cardiorespiratory fitness, muscular strength, muscular endurance, flexibility, and body composition
D.
calisthenics, muscular strength, muscular endurance, flexibility, and body composition

Please select the best answer from the choices provided.

A
B
C
D

Answers

the answer would be C

Answer:

Explanation:

how much do you have to work everyday before you get paid

Answers

Answer: It really depends on when the day you get paid is because this differs per every job mostly

What topics would you discuss.

Answers

Answer:

I think this is a self question on the test, I can't make your decisions.

why are shadow formed during the morning and the afternoon longer?

help pls science

Answers

Answer: Due to the angle of light.

Explanation:

This is due to the angle at which sunlight hits the Earth. During thee morning and evening, light hits objects at a sharper angle. This is compared to noon, when the sun is directly above objects, leading to little to no shadow.

What SAT mean because I don't understand it

Answers

The SAT stands for Scholastic Assessment Test the main purpose for it is to earn a high score in order to get into colleges

It’s a test that helps you go to college

There are 4 marble—red (R), blue (B), green (G), yellow (Y) — in a bag. We randomly draw marble without replacement from the bag. A) What i the probability that the firt drawing i red and the econd
drawing i yellow?

Answers

1/12

but why?

the first time you have a 1/4 chance, and the second time you have a 1/3 chance. since this is an AND event, we will multiply them together and get 1/12

The photograph below shows a carved limestone head. The surface of this

limestone has changed over many years.

Which process made the surface of the limestone change over many years?

carving

polishing

melting

weathering

Name a substance in the air that made the surface of the limestone
change.
ASAP

Answers

Answer:

Weathering (I think)

Explanation:

don't know what else to add because you need a minimum of twenty words to answer

Weathering because when a rock goes through weathering and erosion it gets broken down.

How can forces create naturally occurring patterns within a system?

No online answers please

Answer needed ASAP

Answers

Forces can create naturally occurring patterns within a system through the process of self-organization. Self-organization is a process where a system spontaneously arranges itself into an ordered pattern without any external guidance or control. This process occurs when the forces within the system interact in a way that causes the system to reach a state of minimum energy or maximum stability.

For example, the hexagonal shape of snowflakes is the result of the forces of surface tension and temperature gradients in the atmosphere. The branching patterns of trees are the result of the forces of growth and development. The formation of sand dunes is the result of the forces of wind and gravity.

In each of these cases, the forces within the system interact in a way that leads to the emergence of a pattern or structure. These patterns are not pre-determined or guided by an external agent, but rather arise spontaneously from the interactions between the forces within the system.

What is a goal of the mission of the James Webb Space Telescope?

to find evidence of life on Mars

to study how solar flares of our sun affect Earth

to find evidence of events in the history of the universe

to study how Venus and Earth diverged as planets

(33 points)

Answers

Answer:

to find evidence of events in the history of the universe

Explanation:

A goal of the mission of the James Webb Space Telescope is to find evidence of events in the history of the universe.

The correct answer to the given question is option C.

The James Webb Space Telescope has several objectives and goals, with the primary aim of its mission being to identify the events that led to the formation of the universe.

In addition, it aims to collect data on various galaxies, stars, and planets that will help scientists determine the evolution of these entities.The primary objective of the James Webb Space Telescope is to identify the early universe's formation by collecting data on the stars, galaxies, and planets.

It is also aimed at gathering data on various celestial objects such as exoplanets and black holes.The James Webb Space Telescope aims to collect data that will allow astronomers to determine the events that led to the formation of the universe.

It will collect data on distant galaxies, stars, and planets to provide insights into the evolution of these entities. The telescope will have advanced capabilities such as infrared vision that will allow it to collect data on some of the universe's earliest structures.

Additionally, the James Webb Space Telescope aims to collect data on exoplanets, which could provide insights into how life in the universe developed. The telescope's ability to identify the atmospheric composition of exoplanets will be crucial in determining their habitability.

Ultimately, the telescope's primary goal is to contribute to the advancement of our understanding of the universe.

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John stretched while his muscles were cold. Which negative effect could occur? What type of answer will a positive times a negative be?Positive NegativeNeither Zero The measurements of two sides of a triangle are 8 meters and 12 meters. What side lengths could be the measurement of the third side of the triangle? Select ALL that apply. a 2 meters b 20 meters c 11 meters d 1 meters e 5 meters How can we think differently about maintaining social wellness during this time of social distancing? Put these numbers in descending order 1.1, 1.112 SELLER Minimum Acceptable AmountFrank $1,500Dennis $1,200Dee $1,000Mac $750Charlie $500Refer to Table 3-2. If the market price is $1,000, the combined producer surplus in the market isA. $700.B. $750.C. $2,250.D. $3,700. Both the federal government and the state governments share the power to A. operate post offices. B. establish and maintain schools. C. register patents for new inventions. D. impose taxes. Which of the theories or models below proposes that people make decisions based on internal factors, such as knowledge and confidence, and external factors, such as physical environment and social approval when firms use multiple sources of capital, they need to calculate the appropriate discount rate for valuing their firm's cash flows as multiple choice a simple average of the capital components costs. a sum of the capital components costs. a weighted average of the capital components costs. they apply to each asset as they are purchased with their respective forms of debt or equity. Find the value of x. How do I find how much 10 is Hello hope all is well with you. Hope you can help me with this a metal sample has a mass of 227.30 g. when placed in a graduated cylinder, the metal sample displaced 84.2 ml. what is the density of the metal? use proper units in your answer. put a space between the number and unit A group of students has proposed that the school plant a garden to produce fresh food for cafeteria lunches. The group thinks that all students should be required to work in the garden in order to learn more about where food really comes from. Do you agree that helping to grow food should be required? Write a letter to the school newspaper supporting or opposing this proposal.Which claim most appropriately responds to the requirements of the prompt? A: Mountvale High School built a garden several years ago, but within only a few seasons, students and school officials had lost interest, and the garden turned into a weedy eyesore.B: There is no evidence to show that students who grow their own vegetables are more likely to make healthy meal choices.C: All students should not be required to work in the garden, because the school offers many valuable activities and students should be able to choose the ones that interest them most.D: The school should not plant a garden, because only a few students are interested in gardening and resources should be used for activities a majority of students enjoy.Please help soon! Thank you! A state school administrator says that the standard deviation of SAT verbal scores is 110. A random sample of 1 5 SAT verbal test scores has a standard deviation of 120, At -005, test the administrator claim. Assume that the SAT verbal scores are normally distributed. What can you conclude? wer: a. Claim a. b. Type II error occurs c. LTT, RTT or TTT? d. Hypothesis testing to use: Why? e. Critical value: Rejection region: f Standardized test statistic (formula and value) g. Decision h. Interpretation: At a- solve for x. -1/3(4x+2)=1/3(x+11) Listen to the audio and then answer the following question. Feel free to listen to the audio as many times as necessary before answering the question.Why is Cindy so happy this morning?Because she got a good grade in a dancing class.Because she is learning to dance.Because she is learning to play an instrument.Because Gloria is her friend. Please help! Ill mark brainliest if correct! help ASAP 2. Individuals with a personality disorder can(3 Points)A)vary a very little from one anotherB)vary a good deal from one anotherC)can be very different from each otherD)both B and C A pair of shoes costs $60, and is on sale for 35% off. What is the sales price of the shoe