given that
Mean μ= 4000 gallons
Standard deviation σ = 125 gallons
Number of trials x = 3950 gallons
What is the formula for a z-score?
Z-score = (x-μ)/σ
Z-score = (3950-4000)/125
Z-score = -0.4
So probbaility P(x<3950) = P(z<-0.4)
From the standard normal table,
P(x<3950) = 0.66
The following are toxic heavy metals produced during the burning of coal at coal-fired power plants. Identify which heavy metal is of greatest concern in the united states?.
Answer:
Mercury
Explanation: Coal plants are responsible for 42 percent of US mercury emissions, a toxic heavy metal that can damage the nervous, digestive, and immune systems, and is a serious threat to the child development.
when was michael jordan inducted into the hall of fame
Answer:
September 11, 2009
Explanation:
I need help with this, please?
What experiences did poor workers face during the Progressive Era? Check all that apply.
They worked long hours.
They worked under safe conditions.
They lived in tenement housing.
They lived in sanitary conditions.
The were at a high risk for disease.
Answer:
A,C,D are the answers
Explanation:
I took the test
Answer: A C E
Explanation:
the person below me or above me is wrong
ZhaellyTS13 i need you. What is the difference between metal and steel
answer:
Metal – This is a chemical element made up of various opaque, fusible, ductile and lustrous substances, with some of the most commonly used metals being titanium, copper and nickel.
Steel – By contrast, this an alloy of iron that contains various amount of carbon content.
how do dynamic study modules reward students who accurately assess their confidence?
Dynamic study modules reward students who accurately assess their confidence by shortening the time to module completion. This is further explained below.
What are dynamic study modules?generally, dynamic Study Modules function by continually monitoring your performance and activity and then utilizing data and analytics to give customized information in real-time to reinforce topics that are specific to each student's strengths and weaknesses.
In conclusion, dynamic Study Modules function by helping to shorten the time for module completion.
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What happened as a result of the Phoenicians’ ability to tap into markets that were not accessible to land merchants?
A) Early Mediterranean and Near Eastern trade revolved around Phoenicia.
B) The Phoenicians could not keep up with the competition from land merchants.
C) The Phoenicians were limited to sea trading.
D) The Mediterranean trade routes became very crowded.
Answer:
A) Early Mediterranean and Near Eastern trade revolved around Phoenicia.
Explanation:
This was actually nice for them.
1pt Which statement best explains the significance of location to Ghana, Mali, and Songhai?
O A. It permitted them to prosper as a result of proximity to important trade routes
OB. It allowed their cultures to breed camels and travel to visit other peoples.
OC. It placed them at the center of the Islamic empire.
OD. It allowed them to harvest and trade large quantities of salt.
Answer:
OB . It allowed their culture to breed camels and travel to visit other places.
which horses are running in the kentucky derby 2022?
Answer:
Program Horse, Barber Road, Tawny Port, Smile Happy, Tiz the Bomb
which statement about stars is an example of how energy can be transformed?
Answer:
In stars and our Sun, nuclear energy is transformed by the nuclear fusion process (fusing four hydrogen nuclei into one helium nucleus) into electromagnetic / radiant ene
Why did the North Win the Civil War?
Answer:
The North had more firearms, a larger navy, and more crops
Explanation:
Having all of this helped the North Win the Civil War because of all the benefits.
All of the following usually help promote unity and national stability EXCEPT schools. cultural and language diversity. armed forces. internal transportation systems. a state church.
All of the following usually help promote unity and national stability EXCEPT : cultural and language diversity.
What is Unity?Unity simply means oneness or when every one is in one accord.
Culture and language diversity does not promote unity as it only help to showcase how people communicate or interact with one another using based on their languages, belief, custom etc.
Therefore the correct option is B.
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In florida, what does the state divers-down symbol look like?.
In Florida, the state-recognized divers-down symbol is an image of a red rectangle with a white diagonal stripe running from the top left corner to the bottom right corner.
This divers-down symbol is commonly displayed on a flag, buoy, or other floating devices to indicate the location of divers in the water. It is an important visual signal for boaters and other watercraft operators to be aware of and exercise caution when approaching or navigating in the vicinity.
It helps promote safety and prevent accidents by alerting others to the presence of divers and indicating the need to reduce speed and maintain a safe distance.
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asfdadsdasadsfadafsdafs
Answer:
Debateable but however i did the boingo to your mom, opinion invalidated
Explanation:
[tex]5^{2}[/tex] =25
On her way to work, Emma encounters an intersection without signs or signals. As she approaches, she slows and sees a car coming down the road to her right. What should she do
Emma needs to allow the vehicles near the intersection on her right to move as she encounters an intersection without signals.
What are traffic rules?traffic rules serve as those rules that guide the usage of the road for the safety of all in a country.
Therefore, as Emma encounters an intersection without signs she allow those at her right first.
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The Governor's job includes being able to
(A) Lead the executive branch of state government
(B) Head the National Guard for the state.
(C) Appoint people to fill state offices and vacancies. Choices are approved by state senate
(D) All of the above
The Governor's job includes being able to Lead the executive branch of state government, Head the National Guard for the state, and appoint people to fill state offices and vacancies. This is further explained below.
Who is a Governor?Generally, a Governor is simply an elected or appointed person who serves as ruler, chief executive, or nominal leader of a political entity.
In conclusion, All of the above options are the responsibilities of a Governor.
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What happens to energy and temperature at various parts of a phase
change graph?
Answer:
The term is most commonly used to describe transitions between solid, liquid and gaseous states of matter and, in rare cases, plasma.
Once water reaches the boiling point, extra energy is used to change the state of matter and increase the potential energy instead of the kinetic energy.
Plots of pressure versus temperatures, an example of a phase diagram, provide considerable insight into thermal properties of substances.
Explanation:
hope helps
George Vaillant concludes that _____ is a time for detecting parental flaws and discovering the truth about childhood. adolescence middle adulthood old age late adulthood
George Vaillant concludes that Forties is a time for detecting parental flaws and discovering the truth about childhood, adolescence middle adulthood old age late adulthood.
Who is George Vaillant?George Vaillant can be described as a psychiatrist who hails from America, and has made alot of research because she also a researcher from the Harvard Medical School.
She made us to understand that there are parental flaws from the parent but most times, it shows at when most parent enters forty.
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What is the name of the shape that is not a parallelogram?
Answer:
Trapezoids
Explanation:
have only one pair of parallel sides; parallelograms have two pairs of parallel sides. A trapezoid can never be a parallelogram.
The age 30 transition can be a difficult period because a. divorces are common. b. shift in the direction for future developments. c. make a place for themselves in the adult world. d. all of the above
Age 30 transition is a difficult period because:
divorces are commonshift in the direction for future developmentsmake a place for themselves in the adult world.What is the Age 30 transition?This is when the young adult reflects on their career, past successes and plans for future success.
Therefore, the Option D is correct.
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what is decentralization? mention the basic ideas behind no copy
Answer:
Your answer is: decentralization is the scattering or appropriation of capacities and powers a decentralization of abilities explicitly, government : the designation of force from a focal position to provincial and neighborhood specialists the decentralization of the's state funded educational system government decentralization.
Explanation:
Hope this helped :)
three strategies the Ministry of culture may use to encourage artist to create music featuring Caribbean styles.
The ministry of culture might employ three further tactics to encourage musicians to compose music with a Caribbean beat are as follows:
1. The ministry of culture may organize competitions and provide attractive rewards to entice competitors.
2. Separate prizes for the greatest Caribbean music might be established to encourage performers to perform more Caribbean rhythms.
3. The ministry of culture might conduct a talent search to identify the greatest individuals.
What is Caribbean style?Caribbean music is colorful and diverse and comes from complicated influences. It grew out of traditions from African cultures and indigenous peoples.
Reggae is the best-known of Caribbean styles and is from Jamaica's styles of music and finds its roots in traditional mento music, ska and rock steady.
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The plains indians embraced the ghost dance movement as a reaction to battling other tribes. living on reservations. gaining new lands. celebrating a harvest.
The plains indians took ghost dance movement to react to the living on reservations.
Who are the Plains Indians?Plains Indians can be regarded as the native of Great Plains.
These people are been regarded to as
Canadian Prairies , during the ghost dance movement, they were the set of people that showed their reaction to those at reservations.
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Answer:
B. living on reservations.
Explanation:
Children with average IQ scores showed a peak thickening of cortical gray matter around the age of 8, while children with superior IQ scores experienced a peak thickening at around ____.
Children with normal IQs demonstrated peak cerebral gray matter thickening around the age of 8, whereas those with high IQs did so around the age of 13. This is elaborated on below.
What does it mean to have a high IQ?Generally, intelligence quotient {IQ} is simply defined as a score on the IQ test A numerical score indicates a person's level of thinking.
In conclusion, At approximately the age of 13, children with high IQ scores saw a thickening of the brain.
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how does the global economy impact you as an individual worker and consumer?
Answer: it will either make prices rise and make things more expensive while being payed more or making things less expensive and payed less.
Explanation: The higher the price the more people will pay you but the lower the price the less people will pay you.
which method of mining is most destructive to the earth?
Answer:
Open-Pit mining is the most destructive method of mining to the earth
SURFACE MINING
Surface mining can be destructive to the surrounding landscape, leaving huge open pits behind. In underground mining, ores are removed from deep within the earth. Miners blast tunnels into the rock to reach the ore deposits. This process can lead to accidents that trap miners underground.
Helpful behavior has the tendency to encourage helpful behavior in observers. please select the best answer from the choices provided t f
As regards whether helpful behavior leads to other being helpful as well, this statement is True.
What happens when we are helpful to others?Humans often fall victim to the Bystander Effect where they don't help people because they expect others to help.
When they do infact see people help another person, they then have the courage to help that person as well.
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south africa was under white-minority rule for how many years after its independence?
how do i summarize the meaning of this cartoon in a sentence or two?
Answer:
load of society and rules of politics are obstacles to reach the goal
Maya has used the same password for her UCLA login for the past 2 years. Recently she changed her password to a different password. Now, Maya has difficulty remembering the new password because the old password keeps coming to mind. This is an example of ___________.
This is an instance of proactive interference. On the opposite hand, retroactive interference additionally interferes with memory. This is whilst new facts makes it tough to consider beyond facts
What is Proactive interference?Proactive interference refers back to the interference impact of formerly found out substances on the purchase and retrieval of more modern substances.
An instance of proactive interference in ordinary lifestyles might be a issue in remembering a friend's new phone variety after having formerly found out the antique variety.
hence, the correct fill in the blank is Proactive interference.
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feelings, often based on our beliefs, that predispose us to respond in particular ways to objects, people, and events are called
Answer:
Attitudes: Beliefs and feelings that predispose people to respond in particular ways to situations and other people.
Explanation: