When 20 of 40 in the upper group and 20 of 40 in the lower group choose the correct answer the index of discrimination will be 0.
How would you know the discrimination level of a test item?The Discrimination Index (D) is can be found or gotten from the aspect of the equal-sized high and low scores of a given group that are found on the test.
Conclusively one can be able to do this by Subtracting the number of successes of the the small group on the item from that of the number of successes by the biggest group, and later on one has to divide this difference by the known or given size of the group. Since the two groups are 20 of 40, then the index will be 0.
See options below
a. .50
b. .20
c. .0
d. -.20
Learn more about discrimination from
https://brainly.com/question/1084594
#SPJ1
Why weren't people familiar with the Milky Way?
Answer:
A new analysis using satellite data and sky brightness measurements has found that the Milky Way is hidden from more than one-third of humanity, including 60 percent of Europeans and nearly 80 percent of North Americans. The research was reported Friday in the journal Science Advances.
Explanation:
What made the Model T car by Henry Ford so appealing for the average American?
A. The cars were affordable for the middle class.
OB. The cars had interchangeable parts.
C. The cars were produced in a variety of colors.
OD. The cars were less expensive than using mass transit.
[tex]\large{\underline{\underline{\pmb{\frak {\color {blue}{Answer:}}}}}}[/tex]
The picture is of Model T car and Henry Ford.
Model T car was low cost since it has good engines. It was affordable.
[tex]\green\star[/tex](D) The cars were less expensive than using mass transit.
[tex] \boxed{ \frak \red{BrainlySamurai}}[/tex]
What will your Reaction to Russia-Ukraine War? Write about 5 sentences.
Giving Brainliest!
My reaction to the russian-Ukraine war is angry & sandness. Vladmir Putin doesnt ddeserve to be a president and these innocent ukrainans deserve better. Ive recenlty being following up with (central news network) news & they're covering mostly ukraine news, so about every day i see this devastation. Every time i see the descrution, i just get angry & then say stuff i know i cant do lol. The Ukrainian soilders are working their hardest to fight for the country and i hope they're able to win.
Sorry if i spelled "ukrainian" wrong.
BRAINLIEST!!
Answer:
I dont live in ukraine, but i really hate what they're doing to the innocent citizens there.
Explanation:
Every night as he readies for bed, Steven walks in a circle beside his bed five times, afraid that something terrible will happen if he does not. Then, after lying down, he fears that he did not count right, gets up, and repeats the circling. This cycle continues to the point that he gets little sleep. Steven most likely has what disorder
Steven likely suffers from Obsessive Control Disorder, which is characterized by his compulsive and uncontrollable behaviors.
What is Obsessive Control Disorder?It is a common and long-term disorder, which occurs when the individual develops thoughts that generate irrational fears and compulsive behaviors, such as the need to always organize objects in a certain way.
Therefore, it is essential that when noticing any symptoms of this disorder, the individual seeks specialized help to find the best treatment and necessary medications.
Find out more about Obsessive Control Disorder here:
https://brainly.com/question/7578271
The picture below shows a caravan of merchants. Which answer below is NOT an influence of trade in Early West African Empires? A) The spread of Islam
B) Gold and Salt were traded within Africa
C) People were isolated by the deserts and there was no trade among them.
D) Learning and law was brought by Arab trading partners
The option given that does not show the influence of trade in Early West Africa is C) People were isolated by the deserts and there was no trade among them.
What did trade bring to the West African empires?Islam was spread by the Arab traders who went across the desert to trade with the West African Empires in gold and salt, amongst other things.
This ensured that there was learning and law much like was practiced by the Arabs who brought them.
In conclusion, option C is correct.
Find out more on trade in early west Africa at https://brainly.com/question/1901051.
Which nation was the first and only nation to land a spaceship on the moon?.
How many times has kansas won the ncaa championship?.
Answer:
Kansas has won four NCAA men's Division I college basketball championships
Explanation:
What is the term length for all members in the general assembly?.
Answer:
8 years
Explanation:
Term limitations for members of General Assembly. No one shall be elected or appointed to serve more than eight years total in any one house of the General Assembly nor more than sixteen years total in both houses of the General Assembly.
If you comb our hair and the comb becomes positive charged, what will happen to your hair
Answer:shortage of electrons
Explanation:
did the southen colonies have worse or better soul for growing crops than new england
Which measure of validity is based on showing a substantial correlation between test scores and job performance scores
Criterion validity measure of validity is based on showing a substantial correlation between test scores and job performance scores.
What is Criterion validity?Criterion validity is used to evaluates or measure if a test is able to predict a valid or good outcome.
This outcome or result can measure to know if the results are valid proofs.
Therefore, Criterion validity measure of validity is based on showing a substantial correlation between test scores and job performance scores.
Learn more on validity here
https://brainly.com/question/4945829
How much do you get back for claiming a disabled person?.
Answer: The amount ranges from $3,750 to $7,500.
Explanation: It depends on the filing status and income of the person claiming. Also, it depends on if the person even qualifies for the disabled.
Which detail in the article helps explain why President
John F. Kennedy couldn't ignore the protests?
a
"Rosa Parks refused to give up her bus seat."
b Martin Luther King Jr. "declined to ride with them."
c"Newspapers around the globe carried photos
of the chaos."
d "Many people criticized the Freedom Riders."
C
5) What was the result of the increase of cotton production and exports?
a) Slavery increased in the South due to the economic gain of cotton
b) Slavery decreased in the North due to the economic gain of cotton
c) Other nations refused to buy cotton from the USA because of its use of slave labor
d) The Ante Bellum presidents were very hands on when it came to economics
e) All of the above
f) None of the above
a) Slavery increased in the South due to the economic gain of cotton
Growing more cotton meant an increased demand for slaves.
True or false: The Constitution is far more explicit in defining the responsibilities of Congress than it is in defining the functions of the other branches of government.
The Constitution more explicit in defining the functions of the other branches of government than it does regarding the responsibilities of Congress. Therefore, it's false.
What is Constitution?It should be noted that the Constitution simply means the establishment of the laws and fundamental rights of the people on a country.
In this case, the constitution more explicit in defining the functions of the other branches of government than it does regarding the responsibilities of Congress. Therefore, it's false.
Learn more about Constitution on:
https://brainly.com/question/453546
Answer:
It’s true
Explanation:
Just had this question on a test and got it right
when deciding on wether an argument is a strong or weak one, you must
A. agree with what the person is writing or saying
B. check all around the website to be sure the information is new
C. make decisions of your own about what your are reading
D. research the last time the writer updated the information you are reading
Answer:
B.
Explanation:
You need to look around to see if things are new so we now that they are talking about now. If the information is new then you know that it applies for now or that is has new evidence. If it is not new then it could've changed over time.
I hope it helps! Have a great day!
Your Murder~
Answer:
B.
Explanation:
You have to see that the information is new because of it is not then it could have changed over time, and maybe it wouldn’t work.
I hope it helps! Have a great day!
bren~
Would it be accurate to say that self-report inventories are a better choice than projective tests in assessing personalities? why or why not?.
Explanation:
Yes, because projective tests have been found to have low reliability, poor validity, inconsistent scoring room for deception, and do not fulfill criteria for psychological tests Self-report inventories have issues such as source errors, but solutions have been found to help with this problem and they often provide a ...
Write down the statement about bombs that differentiate bombs from artillery ammo, rockets, and missiles.
The difference is that artillery, missiles and rocket are propelled by man-made agency while bombs travel to targets through the force of gravity.
What are bombs?This means the container that is filled with explosive that is designed to explode on impact on target.
The artillery, missiles and rocket all contained explosive material as well but are propelled by agency such as rockets boosters.
Therefore, the difference is that artillery, missiles and rocket are propelled by man-made agency while bombs travel to targets through the force of gravity.
Read more about bombs
brainly.com/question/1621958
Wounding someone during a robbery is a cause for the death penalty in some
states.
True
False
Answer:
I am pretty sure thats false but if some states do that then thats messed up
Explanation:
what is population management
Answer:
Explanation:
This process of reviewing populations, identifying problems, and taking action is called population management. Population management shifts a practice from simply responding to patient-initiated demands to searching for and reaching out to patients needing care.
What is the difference between law of blood & law of soil?
Answer:
In the U.S., children obtain their citizenship at birth through the legal principle of jus soli (“right of the soil”) that is, being born on U.S. soil, or jus sanguinis ("right of blood”) that is, being born to parents who are United States citizens.
Pick one branch of government. Explain the checks of power it has on the other two branches. Select one of those chec
and explain why it is important to maintaining the balance of power in the United States government.
Answer:
Executive Branch
Explanation:
The executive branch (President, cabinets departments) enforce the laws. This branch powers to appoint judges, and pardon power to the court (Judicial Branch). Executive Branch can veto bills to the congress (Legislative Branch). It's important to maintain the balance of power in the United States because back in the 1800s. If one of the branch had more or less power, then it would lead to a war or a bad government.
According to the concept of affective forecasting, positive events won’t ________ as one might expect, and negative events won’t ________ as one might expect.
The concept of affective forecasting asserts that positive events won’t lead to much happiness and negative events won't lead to much misery.
What is the affective forecasting?
The concept shows how people predict their future and that their ability to forecast future with emotional experiences are generally biased.
Therefore, the theory asserts that positive events won’t lead to much happiness and negative events won't lead to much misery.
Read more about affective forecasting
brainly.com/question/26860264
Where do local governments get most of their revenue to meet their budget needs?Lotteries
A. Fines and licenses
B. Property Taxes
How many people are estimated to have died worldwide during the bubonic plague outbreak?
10 to 25 million
20 to 40 million
25 to 50 million
75 to 100 million
Answer:
75 to 100 million
Explanation:
had the same question
Explain a moderate realist view on the human person.
Answer:
there is no realm in which universals exist
Explanation:
Realism is a representation of how things really are, or being practical and facing facts. An example of realism is the rejection of mythical beings. noun. 10. The representation in art or literature of objects, actions, or social conditions as they actually are, without idealization or presentation in abstract form.
Paul begins to lose his vision and can no longer drive. He is otherwise healthy and enjoys a large group of friends, close family connections and leisure activities. Where would Paul most benefit from living
Answer:
at home where someone can assist him
Explanation:
wat is significant about ''The jazz age
Answer:
both new styles of music and dance emerged
Explanation:
2. Why is the day called "Ash" Wednesday?
a. It represents a day of indulgence and over-eating
b. It was the day that Jesus rose from the dead
c. Devoted followers burn the palms from Palm Sunday into ash, and smear it on their foreheads.
d.It signifies Jesus' birthday
3. Why do we celebrate Lent?
a. To be gluttonous and eat whatever we want
b. It celebrates Jesus' birthday
c. Jesus spent 40 days in the desert
d. It celebrates the construction of churches
Answer:
2. c. Devoted followers burn the palms from Palm Sunday into ash, and smear it on their foreheads.
3.c. Jesus spent 40 days in the desert
Explanation:
What happens when someone overdose on antidepressants.
Answer:
Nausea and/or vomiting. Dilated pupils.
Explanation: