Friday

April 18, 2014

April 18, 2014

Total # Posts: 175

**statistics**

For each combination of sample size and sample proportion, find the margin of error for the 95% confidence level. (a) n=100 and p-hat=.56 (b) n=400 and p-hat=.56

**statistics**

An experiment was conducted to determine the abrasion resistance of a new type of automobile paint. Twelve different strips of metal were painted with the new paint. The abrasion resistance of each piece was then tested on a machine. In the sample, the abrasion resistance valu...

**Math**

For what constant value a is the following function continuous at x= -10 ? f(x)= (1/x+1/10)/(x+10) when x is not -10 f(x)= a when x= -10

**math**

name the lengths of the sides os three rectangles with the perimeters of 12 units. Use only hole numbers

**math**

all 4 interior angles of a parallelogram which is not a rectangle are bisected.What shape is always enclosed by the 4 bisectors

**business**

consider a four year project with the following information: initial fixed asset investment=420,000;staright-line depriciation to zero over the four year life; zero salavage value; price=25; variable cost=16; fixed cost=180,000; quantity sold=75,000 units; tax rate= 34 percent...

**business**

You want to have $6 million in real dollars in an account when you retire in 40 years. The nominal return on your investment is 13 percent and the inflation rate is 5.1 percent. What real amount must you deposit each year to achieve your goal?

**business**

You want to have $6 million in real dollars in an account when you retire in 40 years. The nominal return on your investment is 13 percent and the inflation rate is 5.1 percent. What real amount must you deposit each year to achieve your goal?

**phy**

A stone is thrown upward from the edge of a cliff overlooking the ocean. The initial speed of the stone is 20m/s, and it's thrown up at an angel of 30 degrees with respect to the horizontal. the cliff is 45m above the ocean surface. How long is the stone in flight before s...

**physics**

a) a car does an emergency stop from 120000m/s in 3s. what was it's deceleration? b) what was the car's average velocity and what was the stopping distance? thank you

**maths**

whhat is the quadratic formula?

**phyics**

find the acceleration if the velocity changes from: a) 2m/s to 4m/s in 4s b) 5m/s to 10m/s in 2s c) 100m/s to 120m/s in 5s d) 86m/s to 94m/s in 4s e) 21m/s to 35m/s in 18s thank you!

**math plz help**

a student earns 3 doller per hour baby sitting if she earned a total of 28.50 how many hours did she baby sit

**Science**

unscramble the letters rorpsfgnloadeeasi to make a phrase

**Algebra**

The area of a of trinagle with b and h is a=1/2bh find the area when b=30 and h =38 m

**medical terminology**

You are asked by the CEO of your hospital to contribute to the annual report. She wants you to write a five-page paper generally describing each of the ten departments in your hospital (Dermatology, Oncology, Gastroenterology, Pulmonary, Cardiology, Endocrinology, Obstetrics a...

**chemistry**

the combustionof 1.0g of gasoline realises 11kcal of heat (Density of gasoline=0.74g/ml) a)how many megajoules are realised when 1.0 gallon of gasoline burns? b)when a color TV is on for 2 hours 300KJ are used. How long can a color TV runon the energy from 1.0 gallon of gasoli...

**chemistry**

You diluted a bacterial culture 106, plated out 200 µL and found 38 colonies on the plate. How many bacteria/mL were in the original undiluted culture?

**chemistry**

You add a pint of STP gas treatment to a 10 gallon fuel tank, and half fill the tank with gas. What is the dilution factor? (Hint: there are 8 pints/gallon)

**CALC**

f(x)= −10.4sin(3x)+8.5cos(3x) find max and min on interval ( -0.81, 1.27 )

**calculus**

i am confused by the bracket.. there is only 1 bracket

**calculus**

yes, i understand that part but i do not know how to actually solve the problem

**calculus**

e^(8x^4)

**calculus**

exp is euler's constant around 2.718.......

**calculus**

Derivative of: (exp(8x^4))(5x^3+9)^3 ___________________________ (divided by) (22x^2+4x-20)^2

**third grade hw help**

My third grade is needing help with his science homework please the question is as follow List as many resources as you can that you use during one day? Thanks!

**Economic**

calculate 250000-375p=15000+212.5p

**MATH**

The volume V of a gas varies inversely as pressure P is exerted. If V = 4 liters when P = 3 atmospheres, find V when P = 7 atmospheres. Note: Round your answer to the nearest hundredth

**Geometry**

ok thnx

**Geometry**

If M is midpoint of line BK, BM = 5x + 9, MK = 3x + 33 then what does x equal. What does BK equal.

**latin**

Transaltion from Latin to English: Aeneas, dum ex urbe effugit, senem portat. Senex est Anchises, pater Aeneae. Portare Anchisen necesse est quod senex ambulare non potest. Aeneas Anchisen portat; portat Anchisen Penates, deos familiares. Dei Aenean et Anchisen et omnes amicos...

**medical Terminology **

show a template on how to write a fictitious medical report of about two paragraphs describing a dermatologic condition or disease. Focus the report on the onset, progression, location, and etiology of the condition or disease, and the treatment parameters. All terms must be d...

**math**

4a -a = A)4 B)3-a C)5a D)4a to the 2 power E) none

**math**

sorry my name was wrong nicky

**math**

(1/10 \ 1/2) * 3 + 1/5 for 1/10 \ 1/2 i got 1/5 but i dont know what to do with the rest 1/5 * 3 + 1/2= F)4/5 G)4/15 H)16/25 J)3 2/5 K)none of these what do i do

**math**

(1/10 \ 1/2) * 3 + 1/5 for 1/10 \ 1/2 i got 1/5 but i dont know what to do with the rest 1/5 * 3 + 1/2= F)4/5 G)4/15 H)16/25 J)3 2/5 K)none of these

**math **

25% thanks

**math **

what percent of 12 is 3? i got 0.36% is that the same as 36%

**math**

49 so it would be E as in none right

**math**

70% of 70 is A)1 B)10 C)1000 D)100 E)none i got 100

**math**

2 8\2 ____ 2

**math**

5 over 9 + 4 over 9 + 2 over 9 = i got 1 and 3 over 9

**math**

no its a Fraction 11 over 27

**math**

5 4 2 - + - + - 9 9 9 F) 11 -- 27 G) 2 1 - 9 H) 1 1 - 9 j) 2 - 9 K)none of these i got 11 3 -- or 1 - 9 9

**math**

25 so its a is it that easy,thanks

**math**

13+[22-(7+3)] i got 16 A)25 B)21 C)31 D)47 E)none of these

**language mechanics**

what Writeacher suggested i dont know what you mean by that

**MATHS**

I am less than 500. I am divisible by 11 and 5. I have three digits. The sum of my digits is 14

**sicence**

Select all of the answers that apply. A map _____. 1)is a representation of the earth's surface 2)is a portable document describing an area 3)can provide data such as migration trends, directions, and rock composition 4)provides all of the information about a location

**Geography**

What impact did the dissolution of the Union of Soviet Socialist Republics have? A)affected nations throughout the world B)decreased conflict in eastern Europe C)increased communism throughout the world D)none its B right

**geography**

thanks again haha

**geography**

so it would be C then right

**geography**

no.right

**geography**

Members of which economic alliance can live, work, even vote in any member nation? A)NAFTA B)OAU C)EU D)ASEAN i think its A or C am i right

**geography**

thank you this is not like my english class i kind of know this but thanks a lot

**geography**

Employment opportunities for more than five hundred people will be lost when New Development Solutions, Inc., closes its headquarters in the city of Nowhere, USA. What are effects that the closing of New Development is likely to have on Nowhere? 1)Service industries will close...

**geography**

lol thanks i was wondering that,i was almost sure that it was

**geography**

Culture is seldom a factor in world conflict. A)True B)False i think its false

**Geography **

what a bout 4

**Geography **

Employment opportunities for more than five hundred people will be lost when New Development Solutions, Inc., closes its headquarters in the city of Nowhere, USA. What are effects that the closing of New Development is likely to have on Nowhere? 1)Service industries will close...

**geography**

so its a that what i was thinken thanks

**geography**

Members of which economic alliance can live, work, even vote in any member nation? A)NAFTA B)OAU C)EU D)ASEAN i really dont know this one maybe a but im very unsure

**Geography **

I'm guessing country.that's all it gives me

**Geography **

Which statement is not a benefit of increased development? A)improved access to health care B)increased wealth C)more even distribution of resources D)reduced unemployment i think i might be (B) beacuse it is not benefit the increased development.

**geography**

thanks a lot

**geography**

thanks an what about 4

**geography**

i think it might 2 an 3 and maybe 6 as well because cultural influences has tradshon

**geography**

Which statements describe cultural influences? 1)Florida is bordered by water on three sides. 2)French is spoken in parts of Louisiana. 3)Forests are cleared to provide space for cattle grazing. 4)Male children are encouraged to attend the university. 5)The longest river on th...

**geography**

can you tell me what cultural influences? means

**English **

i did i wrote it all down

**English **

no but i cant see any other

**English **

the?

**English **

(in 1647) (by law) b ut i need four

**English **

Type the prepositional phrases in the boxes. In 1647 the first tax-supported schools were established by law in the United States. i think it (tax-supported)(by law)in the (united states)

**English**

Type the prepositional phrases in the boxes. Kentucky bluegrass was brought to America from Europe. ____?____ _____?_____ i put (to) and (from) then i put (from) (europe)

**English **

thank you both for the help

**English **

thanks

**English **

thanks can you please tell me how you came up with that

**English **

Type the prepositional phrase in the box. The Grand Canyon is in Arizona. i put (in) an i got it wroung and then i put (the) and got that wroung THEN i put (is in)

**math**

ok thanks i guess

**math**

too tell you the turth i have no idea i just got put in this new home schooled so do you mind making a other example an explaining that one to me please if you woulnd not mind

**math**

Simplify the given equation. 17x - 6 + 3x - 5 = x + 11 + 4x A)20x - 11 = 5x + 11 B)20x + 1 = 5x + 11 C)9x = 16x

**math**

What is the solution set of the given equation? 4y - 6y + 9y = -2 A){-2/11} B){-2/7} C){2/7} D){2/11}

**sicence**

its a random home school test.so i can get in

**sicence**

Almost all maps have these four things: A)scale, legend, title, and compass B)rock units, legend, symbols, and scales C)contour lines, scale, legend, and compass D)rock types, legend, compass, and scale

**math**

i dont know thats why i ASKED

**math**

Solve for x. 5x - 6 = 4x + 8 A)x = -14 B)x = -2 C)x = 2 D)x = 14

**MATH**

Which of the following equations has the given solution set? Solution set: Ø A)-2m + 5 = 2m + 5 B)-2m + 5 = -2m + 5 C)-2m + 5 = -2m - 5 D)none

**Math**

thanks

**math**

Which of the following would eliminate the variable on the left side of the given equation? 36 - 19w = -6w + 41 A)add -19w B)add 6w C)add 19w D)add -36

**chemistry**

A dead alkaline battery is found to contain a compound of Mn and O. It's analysis gives 69.6% Mn and 30.4% O

**2nd grade**

Rule contains letters with straight lines.

**psychology**

Cannon-Bard view emotion as more than a response to physiological arousal. They suggest that... 1) the hippocampus and the spinal nerve produce emotion 2) both the cortex and the autonomic nervous system respond to the stimulus 3) emotion is the work of higher brain levels alo...

**math**

f=x^2*y g=xyz find fg^2

**AP Chemistry**

When finding empirical formula of a compound, why do you have to convert the elements into moles, as opposed to using a mass:mass ratio?

**algebra**

22-5(6V-1)=-63

**Social Studies**

Who called Julius Caesar the "divine Julius" ? Thanks:)

**Social Studies**

When did Julius Caesar get into the Senate for the first time? Thanks:)

**Science**

like the average because I need to do it for the whole biome

**Science**

What is the average yearly rainfall for Rivers: Lakes & Ponds: Coral Reefs: Temperate Oceans: ?? thanks:)