Friday
March 7, 2014

# Homework Help: High School

statistics
Find the minimum sample size that should be chosen to assure that the proportion estimate p will be within the required margin of error, .06. Use a 95% confidence interval and a population proportion of .7. The critical value for a 95% confidence level is 1.96 Find the test ...
Friday, June 21, 2013 at 1:22am

Psychology
Verbal skills and muscular coordination have been observed to improve in women when: A. estrogen levels are relatively high. B. they are exposed to experiences requiring high level skills. C. pressure to perform is reduced. D. calcium levels are increased. A
Thursday, June 20, 2013 at 9:47am

Math check
While writing an article on the high cost of college education, a reporter took a random sample of the cost of new textbooks for a semester. The random variable x is the cost of one book. Her sample data can be summarized by the following. (Give your answers correct to two ...
Wednesday, June 19, 2013 at 11:19pm

Psychology
Verbal skills and muscular coordination have been observed to improve in women when: A. estrogen levels are relatively high. B. they are exposed to experiences requiring high level skills. C. pressure to perform is reduced. D. calcium levels are increased. A
Wednesday, June 19, 2013 at 9:37pm

Psychology
Verbal skills and muscular coordination have been observed to improve in women when: A. estrogen levels are relatively high. B. they are exposed to experiences requiring high level skills. C. pressure to perform is reduced. D. calcium levels are increased. A
Wednesday, June 19, 2013 at 6:57pm

stats
An athletic director found that 31% of the football players have an A average in school. If 2% of the students at the school play football, what is the probability that a student chosen at random will be a football player with an A average? suppose a normal distribution has a ...
Wednesday, June 19, 2013 at 2:06pm

physics
A woman on a bridge 81.6 m high sees a raft floating at a constant speed on the river below. She drops a stone from rest in an attempt to hit the raft. The stone is released when the raft has 9.13 m more to travel before passing under the bridge. The stone hits the water 4.30 ...
Tuesday, June 18, 2013 at 9:52pm

writing process part 1
Its just a to be a 8 sentence paragraph that fully develops the topic (a high school diploma is important to my future.) I need it proof read for mistakes and need to know if it fully develops that topic.
Tuesday, June 18, 2013 at 2:57pm

physics
A cement block accidentally falls from rest from the ledge of a 51.5 -m-high building. When the block is 12.9 m above the ground, a man, 1.60 m tall, looks up and notices that the block is directly above him. How much time, at most, does the man have to get out of the way?
Tuesday, June 18, 2013 at 12:11pm

English
That building, now owned by Mrs. Bly, was once an old school. Have you read the story of Joe Louis's life? Leslie's father, Mr. Lorenzo, owns a bicycle shop downtown. Johanna, my sister, loves all forms of art.
Tuesday, June 18, 2013 at 11:14am

english
Elizabeth, could you help me read the map? My father's garden takes a lot of his time. "I would like to visit Mexico," said Robin. Loretta tried out for the school choir, and the director accepted her.
Tuesday, June 18, 2013 at 11:07am

electronics technician
19. In a solenoid, where is the magnetic field strongest? A. Outside the coil C. At the north pole B. Inside the coil D. At the south pole 20. What is a typical coil voltage for a low-voltage relay circuit? A. 2 VDC C. 12 VDC B. 5 VDC D. 120 VDC 21. Electromagnetic stepping ...
Tuesday, June 18, 2013 at 10:26am

writing process part 1
I need this paragraph proof read if that's OK. also need to know if it's a fully devolved the topic a high school diploma is important to my future. A high school diploma is important to my future for a number of reasons. The First being to attend college it is ...
Tuesday, June 18, 2013 at 2:35am

physics
A ball is thrown upward with an initial velocity of 14 m/s. At what time does the ball reach the high point in its flight? (Use the approximate value of g = 10 m/s2 and remember that the velocity is equal to zero at the high point.)
Monday, June 17, 2013 at 10:20pm

Illegal Drugs
SECOND the illigal drugs causes the gang violence because it identifies tha a number of factors that put youth at risk of gang involvement is poverty, school failure, substance abuse, family dysfunction, and domestic and societal violence. Illegal drugs are very harmful ...
Monday, June 17, 2013 at 9:38pm

Instructional materials, their preparation and use
Slides? Does any school even have a slide projector? Where does one find slides? Why aren't you learning about using computers in the classroom? Your "school" is teaching you material that's at least 20 years out of date.
Monday, June 17, 2013 at 9:36pm

MATHS
A school has an enrolment of 450 students.4\9 of them are girls.0•6 of the girls are below the age 8 years.How many girls are above 8 years?
Monday, June 17, 2013 at 8:47pm

Computers -- programming??
If you really want an expert to help you, be sure to follow directions and type your subject in the School Subject box. Any other words, including obscure abbreviations, are likely to delay responses from a teacher who knows that subject well.
Monday, June 17, 2013 at 6:40pm

statistics
1) A group of scientists created 150 trials to measure whether electric shock treatment could cure paranoid delusions. Of these trials, 52 were successful. Find the margin of error E that corresponds to a 95% confidence level. The critical value for 95% confidence level is 1....
Monday, June 17, 2013 at 5:39pm

PHYS
You throw a bowling ball o the empire state building(381m high) 10m/s down- ward. How long does it take to get to the bottom?
Monday, June 17, 2013 at 3:26pm

Math
In first gear, or low gear, an automobile's engine runs about three times as fast as the drive shaft. In second gear, the engine does not have to run as fast; usually it runs about 1.6 times faster than the drive shaft. Finally, in third, or high gear, the engine runs at ...
Monday, June 17, 2013 at 3:18pm

physics
A cement block accidentally falls from rest from the ledge of a 51.5 -m-high building. When the block is 12.9 m above the ground, a man, 1.60 m tall, looks up and notices that the block is directly above him. How much time, at most, does the man have to get out of the way?
Monday, June 17, 2013 at 12:50pm

Math
The wall is 10 bricks high, so it's 60 bricks long. 60 * 1.5 = 90 feet
Monday, June 17, 2013 at 12:36pm

Math
If 600 bricks measuring 12" by 18" are required to build a wall 10 ft. high (one brick thick), how long is the wall?
Monday, June 17, 2013 at 12:27pm

math
Smith is a strange school subject. A = LW A = 9 * 12 A = ?
Monday, June 17, 2013 at 12:10pm

physics
A woman on a bridge 81.6 m high sees a raft floating at a constant speed on the river below. She drops a stone from rest in an attempt to hit the raft. The stone is released when the raft has 9.13 m more to travel before passing under the bridge. The stone hits the water 4.30...
Monday, June 17, 2013 at 11:57am

selma high
What is the area of a rectangle that has a length of 12x and a width of (x + 3)?
Monday, June 17, 2013 at 10:57am

Physics
If an object is thrown in an upward direction from the top of a building 160 ft high at an initial speed of 30 mi/h, what is its final speed when it hits the ground?
Monday, June 17, 2013 at 10:01am

Physics needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
Monday, June 17, 2013 at 9:58am

Physics needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
Monday, June 17, 2013 at 9:57am

science
What is the acceleration of a tennis ball if initially it comes toward the player's racquet at 20 m/s, and it leaves in the opposite direction at 24 m/s? A high-speed camera indicates the time of impact of 4.0 ms.
Monday, June 17, 2013 at 6:49am

Chemistry needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
Sunday, June 16, 2013 at 2:16pm

Math help
Could someone work one of these out so I can use as example. A sample of 59 night-school students' ages is obtained in order to estimate the mean age of night-school students. x = 25 years. The population variance is 20. (a) Give a point estimate for ì. (Give your ...
Sunday, June 16, 2013 at 12:36pm

matha school.alleppey
300 is divided into 2 parts so that half of one part may be less than other by 48.then the parts are?find the linear equation
Sunday, June 16, 2013 at 11:04am

ph 411
a baloon is rising at a constant speed of 10m/s. when the balloon is 1400 m above the ground a bullet is fired from a gun at ground level straight up at the balloon with a speed of 200 m/s. a) does the bullet hit the balloon? b)if so how high above the ground does it hit the ...
Sunday, June 16, 2013 at 2:21am

Trigonometry..
During high tide the water depth in a harbour is 22 m and during low tide it is 10m(Assume a 12h cycle). Calculate the times at which the water level is at 18m during the first 24 hours. My solution: first I found the cos equation: H(t)=-6cos(π/6t)+16 then.. Let π/6t...
Saturday, June 15, 2013 at 4:38pm

physics
A rocket accelerates straight up from rest for 20 seconds with an acceleration of 8 m/s2. After 20 seconds the rocket motor shuts off and the rocket continues to coast upwards. How high does the rocket go in meters? Details and assumptions You may take the acceleration of ...
Saturday, June 15, 2013 at 4:43am

SCIENCE
A BODY IS DROPPED FROM A BUILDING 10 M HIGH. CALCULATE THE TIME OF FALL AND THE SPEED WITH WHICH IT HITS THE GROUND.(TAKEg=10M/SECOND SQUARE).
Saturday, June 15, 2013 at 1:15am

Physics
An object is dropped from a platform 100 feet high. Ignoring wind resistance, what will its speed be when it reaches the ground? _____ ft/s Please help me!!!
Friday, June 14, 2013 at 9:14am

physics
According to the Guinness Book of World Records, the longest home run ever measured was hit by Roy “Dizzy” Carlyle in a minor league game. The ball traveled 188 {\rm m} (618 {\rm ft}) before landing on the ground outside the ballpark part a Assuming the ball's ...
Friday, June 14, 2013 at 2:09am

English
1. To get the place, go out of the school gate. Turn left. Then go straight for 300 meters. It is on your right between City Bank and the bakery. 2. To get the place, go out of the school gate. Turn left. Then go straight for 5 minmutes. It is on your right opposite a ...
Thursday, June 13, 2013 at 10:57pm

43. Student Council Election Day: Monday To: Nominees From: Your Principal Concerning: Rules of Election 1. Everyone running for office must prepare a 3-minute speech that will be recorded for presentation to the entire school. You need to "Dress for Success" as you ...
Thursday, June 13, 2013 at 7:56pm

math
Jeremy surveyed students at his school for his math project. When he analyzed the results, 38 students, or 18% of those surveyed, selected hamburgers as their favorite food. How many poeple did Jeremy survey for his math project? (Round your answer to the nearest whole number...
Thursday, June 13, 2013 at 4:16pm

College Level Physics
Well' Im M Opinion U Should Drop Out Of Tht School Bc This Problem Is Way Too Hard and Impossible To Answer. And I Went To Harvard! SMFHHHHHHHHHHHHHH
Thursday, June 13, 2013 at 2:00pm

medical Coding
This 23-year-old female is brought to the emergency department after being found by her college roommate. Sometime within the last hour and a half after the roommate left, the patient ingested her entire bottle of verapamil (estimated at over 20 [pills) as a suicide attempt, ...
Thursday, June 13, 2013 at 11:02am

Physics
An object is dropped from a platform 100 feet high. Ignoring wind resistance, what will its speed be when it reaches the ground?
Thursday, June 13, 2013 at 10:26am

Physics
A ball is thrown horizontally at 20 m/s from the top of a cliff 50 meters high. How far from the base of the cliff does the ball strike the ground?
Thursday, June 13, 2013 at 10:13am

maths
A 20 foot ladder is leaning against a building.if the ratio of the base of ladder's distance from the building to its top's height from the ground is 3:4,find how high the top of the ladder is from the ground.
Thursday, June 13, 2013 at 6:33am

math
Wednesday, June 12, 2013 at 7:54pm

Theather Appreciation
No one is going to answer these test questions for you. I'm sure your school has penalties for those students who cheat. Also -- I've deleted the more than dozen posts you made with the same set of questions. If you continue spamming this board, you will be banned from...
Wednesday, June 12, 2013 at 3:33pm

Intermediate algebra, concepts and graphs
a bullet is fired into the air with an initial upward velocity of 64 fps from the top of a building 80 feet high. The equation that gives the height of the bullet at any time (t), is h=80+64t-16t^2. Find the times at which the arrow will be 128 feet in the air? This talks ...
Wednesday, June 12, 2013 at 10:03am

Franklin High
i need help want math
Wednesday, June 12, 2013 at 2:39am

Franklin High
4x - y = 2, 9x - 2y = 8 find solution by substitution method
Wednesday, June 12, 2013 at 2:20am

English
Correct the errors in these quotations. I Have this homework, I don't know if I'm in the right track... 1."This is the hardest class I've ever taken. It's also the most rewarding. The teacher sets the bar high and I think that forces us to learn more,"...
Tuesday, June 11, 2013 at 9:17pm

math
at the beginning of the school year,jared;s dog weighed 46 1/2 pounds.at the end of the school year,it weighed 50 pounds.how much weight did jered's dog gain during that time ? how many ounces is this ?
Tuesday, June 11, 2013 at 8:53pm

Science
How does glucostatic theory explain why individuals experience a "crash" after eating a meal high in sugar
Tuesday, June 11, 2013 at 7:27pm

Math
What descriptive statistical information is needed in order to determine if a current temperature of 75-degree is a departure from the average temperature of 65 for that date of the year in that particular location, if the record low is 35 and record high is 90 for that date?
Tuesday, June 11, 2013 at 7:23pm

physic
A rocket accelerates straight up from rest for 20 seconds with an acceleration of 8 m/s2. After 20 seconds the rocket motor shuts off and the rocket continues to coast upwards. How high does the rocket go in meters?
Tuesday, June 11, 2013 at 2:04pm

Physics needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
Tuesday, June 11, 2013 at 11:09am

English
... go out of the school gate ... five kinds of street food at ... restaurant sells ... Everything else is fine.
Tuesday, June 11, 2013 at 10:11am

English
Our team's favorite restaurant is Yummy Place. To get there, get out of the school gate. Then turn left. It is across from the convenience store. We can find 5 kinds of street foods at the restaurant. The restaurant sell baozi, meat pie, takoyaki, currywurst and otak-otak...
Tuesday, June 11, 2013 at 9:45am

English
1. I usually buy waffles from the cart on the road near Seowon Market. 2. Walk from the school gate toward Chungrryeol Apartment. The restaurant is between the bookstore and the post office across from the apartment. 3. Go out of the school gate. Turn left. Go straight for ...
Tuesday, June 11, 2013 at 9:37am

THE AGE OF DISCOVERY TO THE AMERICAN EXPERIMENT
How does gender aeffct your memory?Which hand sanitizer works the best? (use petri dishes)How does age aeffct your sense of smell?How does age aeffct your memory?How does color aeffct your reaction time?Which posture works best when singing?Which paper towel brand is the ...
Tuesday, June 11, 2013 at 3:32am

Intermediate algebra, concepts and graphs
Tickets for a school event were $2.50 for students and$3.50 for parents. If a total of 80 tickets were sold for \$234.00, how many students and parent tickets were sold?
Monday, June 10, 2013 at 9:42pm

240
Design a series of three presentations/activities for parents and students at your school wherein cultural diversity is honored and respected. Your plan should include a purpose for each activity, a description of the target group you are addressing, an explanation of the ...
Monday, June 10, 2013 at 8:41pm

Biology
I'm in high school, and biology isn't all that hard. Just make sure you do you homework on time, taking copious notes, and pay attention in class.
Monday, June 10, 2013 at 7:34pm

physics
1.descibe the construction and working of machine used to generate high voltage? 2.draw electric lines between the plates of a parallel plate capacitor with 1(air) and 2(dielectric) as a medium? 3.near the surface of earth the field is about 100V/m. why do we then not ...
Monday, June 10, 2013 at 10:46am

Physics (Tricky)
If the length of a conductor is doubled, the resistance will be ___ the original resistance. A. less than - i think its A? B. equal to C. half D. twice A resistor most suited to dissipating high power levels would be: A. Thick film resistor - i think it's A? B. Wire wound ...
Monday, June 10, 2013 at 10:34am

statistics
Describe the distribution of sample means (shape, expected value, and standard error) for samples of n _ 36 selected from a population with a mean of ì _ 100 and a standard deviation of _ _ 12. The distribution of sample means is not always a normal distribution. Under ...
Sunday, June 9, 2013 at 8:04pm

statistics
A nutritionist studying weight gain for college freshmen obtains a sample of n = 20 first year student at the state college. Each student is weighed on the first day of school an again on the last day of the semester. The following scores measure the change in weight, in ...
Sunday, June 9, 2013 at 6:09pm

Math
Peter walked 8,900 feet from home to school. How far to the nearest tenth of a mile did he walk? 1mile=5,280feet I got 1.6. Is this correct?
Sunday, June 9, 2013 at 12:33pm

math
identify the variable, population and is this quantitative or qualitative The archaeological site of Tara is more than 4000 years old. Tradition states that Tara was the seat of the high kings of Ireland. Because of it's archaeological importance, Tara has received ...
Saturday, June 8, 2013 at 1:43pm

math
We did not find results for: High temperatures in a certain city for the month of August follow a uniform distribution over the interval 69*F to 87*F. what is the probability that a randomly selected August day has a high temperature that exceeded 74*F?.
Friday, June 7, 2013 at 8:09pm

Grammar (Writeacher)
1. I hate being lost in a desert! - exclamatory sentence. 2. I want water! - exclamatory sentence. 3. Yippee! It's going to rain. -interjection. 4. Oh, no! It's a flash flood. - interjection. 5. Get to high ground! - imperative sentence. 6. Hurry! The water is rising ...
Friday, June 7, 2013 at 4:21pm

Grammar (Writeacher)
Copy the items below, adding exclamation marks as needed. Then, label each item an exclamatory sentence, an imperative sentence, or an interjection. 1. I hate being lost in a desert 2. I want water 3. Yippee It's going to rain. 4. Oh, no It's a flash flood 5. Get to ...
Friday, June 7, 2013 at 3:50pm

Grammar (Ms. Sue)
Copy the items below, adding exclamation marks as needed. Then, label each item an exclamatory sentence, an imperative sentence, or an interjection. 1. I hate being lost in a desert 2. I want water 3. Yippee It's going to rain. 4. Oh, no It's a flash flood 5. Get to ...
Friday, June 7, 2013 at 2:40pm

Engineering
A 10.0 Kg block is released from point A in the figure below. The block travels along a smooth frictionless track. It makes a collision with stationary 10 kg ball. The ball moves forward with speed of 2 m/s. a) What is the speed of the block at point C? b) What is the velocity...
Friday, June 7, 2013 at 1:39pm

physics numeral
wouldn't this be a right triangle? Ever here of c^2=a^2 + b^2 ? That once was taught in high schools.
Friday, June 7, 2013 at 11:55am

pls heeelp math
I reduced this problem to a primary school level problem here: http://www.jiskha.com/display.cgi?id=137​0534461
Friday, June 7, 2013 at 10:22am

AP American Literature
My school requires all students wanting to be in AP Literature to complete a packet with assignments for different novels. The last page of my packet is for A Raisin in the Sun and I have to create a mosaic project for the book. It listed all the categories and I organized a ...
Thursday, June 6, 2013 at 10:57pm

When rethinking a problem why do people do a social comparison? What school of thought did client centered therapy come from? What is the biology of love based on? If a person sees the glass half full, what type of outlook do they have? Human sexuality is influenced by three ...
Thursday, June 6, 2013 at 8:10pm

Grammar (Ms. Sue) or (Writeacher)
Complete each of the following sentences with a word from the Word Bank. Word Bank: benediction; riveted; compounded; resolute. 1. The very youth of the soldiers was like a ___ because they seemed to be blessed with it. 2. It was obvious that Joby's attention ___ on the ...
Thursday, June 6, 2013 at 7:50pm

Algebra
x = -b/2a will give you the vertex. That will tell you how high the ball went if you plug it in and evaluate h.
Thursday, June 6, 2013 at 4:25pm

Psychology
Nisa has grown up in a small village in the foothills. There was no electricity and water had to be hand pumped. They seldom saw people from the "outside." When she entered school the bus had to pick her up at 6:30 am in order for her to arrive at school by 8:30 am. ...
Thursday, June 6, 2013 at 11:09am

Approapriate logos
Forgive me Ms. Sue, but I really need some clarification. I was looking at the same site you showed me and I click on an article named "First Amendment protects more than just words" ...it basically says that symbolic speech is protected by the First Amendment. So, ...
Wednesday, June 5, 2013 at 11:01pm

Approapriate logos
For my school field day, I have to wear a white shirt and it can have logos or pictures. My shirt has the words "God save england" is that approapriate?
Wednesday, June 5, 2013 at 8:11pm

Grammar
I'm going to high school next year so I wouldn't have her as a teacher again in the future.
Wednesday, June 5, 2013 at 8:11pm

Grammar
I want to give my Algebra teacher a letter to show how much her effort on helping me learn made me appreciate her and I just want to know if this sounds okay. Dear (my teacher's name), I just wanted to take some time to express how much I enjoyed being in your class this ...
Wednesday, June 5, 2013 at 7:46pm

8. Choose the word that best fills in the blanks in the sentences below: Ali did not ______ in the spelling bee. Nikitha asked her sister to save her a _______ in line. (1 point) win spot*** place score 9. Choose the word that best fills in the blanks in the sentences below: ...
Wednesday, June 5, 2013 at 7:41pm

math
Mike,Liz,and Danna are friends.They each measured the length of the sidewalk in front of their school for a project.Which friend do you think measured incorrectly? Mike -measured 280 inches Liz measured 24 ft. Danna measured 8 yards
Wednesday, June 5, 2013 at 7:27pm

Math&gt;&gt; Help!!
Seats for Mathematics, Physics and Biology in a school are in the ratio 5:7:8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?
Wednesday, June 5, 2013 at 7:09pm

Math&gt;&gt; Help!!
A 20 foot ladder is leaning against a building.If the ratio of the base of the ladder's distance from the building to its top's height from the ground is 3:4, find how high the top of the ladder is from the ground.
Wednesday, June 5, 2013 at 6:16pm

Math
A 20 foot ladder is leaning against a building. If the ratio of the base of the ladder's distance from the building to its top's height from the ground id 3:4, find how high the top of the ladder is from the ground.
Wednesday, June 5, 2013 at 4:33pm

ELA
I have an 89, 83, 82, and 74 for school year. I got a 59 on final which is worth 20%. what is my average?
Wednesday, June 5, 2013 at 4:18pm

PLIZ VERY URGENT
We do not have an expert in your School Subject. Please repost your question with the correct School Subject.
Wednesday, June 5, 2013 at 2:23pm

english
Hey you :) Can you please read that letter to my host family? Can you maybe give me tips what I can add? what I don't have to say? And look up the grammer? Thank you Minnie Dear Host Family, My name is Minnie. I’m 21 years old, my birthday is on 2nd September. I study...
Wednesday, June 5, 2013 at 1:32pm

physics needs help
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
Wednesday, June 5, 2013 at 12:59pm

math
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. 1, 2, 3, 5 or 5, 3, 2, 1
Wednesday, June 5, 2013 at 12:55pm

math
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. d + 4 = 18
Wednesday, June 5, 2013 at 12:51pm

Physics
What would be the radius (φmax, in degrees) of a glass bow? The glass What would be the radius (φmax, in degrees) of a glass bow? The glass beads have an index of refraction n=1.5. We spread them out on the ground and we observe a glass bow as the sun is high in the ...
Wednesday, June 5, 2013 at 10:47am

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