# Questions Asked onNovember 21, 2010

1. ## Physics

An 8.00 g bullet is fired into a 250 g block that is initially at rest at the edge of a table of 1.00 m height (Fig. P6.26). The bullet remains in the block, and after the impact the block lands 2.00 m from the bottom of the table. Determine the initial

91. ## physics

An alpha particle collides with an oxygen nucleus, initially at rest. The alpha particle is scattered at an angle of 60.9° above its initial direction of motion, and the oxygen nucleus recoils at an angle of 51.9° on the opposite side of that initial

92. ## Algebra

1. Subtract and simplify 18/y-8 - 18/8-y 2. subtract simplify if possible v-5/v - 7v-31/11v 3. Simplify by removing factors of 1 r^2-81/(r+9)^2 4. Divide and simplify v^2-16/25v+100 divided by v-4/20 5. find all rational numbers for which the rational

93. ## science

can a color blind female have a son that has normal vision? color blindness is caused by a sex linked recessive allele. N=normal vision n=color blind

94. ## Math grd 12

How many different seven-digit telephone numbers are possible if no number may begin with 0?.....the answer is 9,000,000 but I'm not sure how to get that, plz explain:)

95. ## Algebra 1

The world record for the mile was 4:10 and 3:49 in 1975. Assuming that the record improves in a linear fashion (which it has so far) write an equation to predict the mile world record (in seconds) for a given year (y=record in seconds, x=year) What should

96. ## Physics

A bullet of mass 5.15 g is fired horizontally into a 2.74 kg wooden block at rest on a horizontal surface. The coefficient of kinetic friction between block and surface is 0.185. The bullet comes to rest in the block, which moves 1.84 m. (a) What is the

97. ## AP Physics

A basketball player makes a jump shot. The 0.700-kg ball is released at a height of 2.00 m above the floor with a speed of 7.70 m/s. The ball goes through the net 3.00 m above the floor at a speed of 3.10 m/s. What is the work done on the ball by air

98. ## physic

The acceleration due to gravity of mars is 3.7 m/s2. An astronautto throw a tennis ball 70 m upward on mars. How high will he able to throw it on the earth?

101. ## physics

a race car travels 22 m/s around a circular track of radius 142 m/ what is magnitude of the resultant force on the 1400 kg driver answer his car? answer in units of kN. the angle from the wheel to the horizontal is 32 degree..and u= .11

102. ## FP/101

Which of the following is considered an advantage of home ownership? A. You are responsible for all repairs and maintenance. B. Interest paid on the mortgage of your home is tax deductible. C. Mortgage payments are always lower than rent payments. D.

Which of the following confirms that gravitational mass and inertial mass are equal? 1.Free-fall accleration is the same throughout the universe 2.Free fall acceleration is the same at all points where the gravitational field stength is the same 3.Newton's

104. ## Physics

Suppose that high-speed stroboscopic photographs show that the 200-g head of a golf club travels at 51 m/s just before it strikes a 50-g golf ball initially at rest on a tee. If the club head slows to at 36 m/s (in the same direction) after the collision,

105. ## O.Chem

Only a substitution product is obtained when the compound 1-bromo-2,6-dimethylcyclohexane is treated with sodium methoxide. Draw the substitution product and explain why an elimination product is not obtained.

106. ## AP Physics

there are two vectors in quadrant three one with a magnitude of 31.0N and has a direction of 117degrees in the negative direction from the x axis the other has an unknown magnitude and unkown theta in the positive direction starting from 90 degrees Find

107. ## Chem 1010

What will happen to 42 g of KCl solution per 100 g of water when cooled from 60 degrees Celsius to 0 degrees Celsius?

108. ## chemistry

How many grams of NaCl are required to make up 2.00 L of a 4.00 M solution of NaCl

109. ## geology

How old are the oldest meteorites yet studied and what is the minimum age of Earth since Earth is at least as old as the meteorites. We know the oldest meteorites contain equal amounts of uranium 238 and lead 206. Uranium 238 has a half life of 4.5 billion

110. ## english

I have to write a paragraph which sustains an ironic tone. I have two thesis that I want to write about. (1)Being organized shows a lack of creativity. (2) Reading is a waste of time. I want to write about the first one. Please tell me a way to write about

111. ## math

two vectors are defined as a=2i+xj and b=i-4j. find value of x if a) the vectors are parallel b) the vectors are perpendicular

You are a technical writer in a large company who is working on a training manual to help new users learn the company's computer system. Employees will use your manual in training seminars taught by your company's trainers. The manual will also serve as an

113. ## computer programming

Write a program that simulates the dial of a phone number. The program will input a phone number and the program will acknowledge the call by either writing an error message or the 8 digit phone number to the console window. The phone number may have

114. ## organic chemistry

Propose a mechanism for the acid catalyzed dehydration of 1,1-dimethyl propanal

115. ## Chemistry

There's Fe+3 + SCN- FeSCN+2 + heat then we add heat to it. Which way is it going to shift?

116. ## algerba

A person wins 500 points in a game. What is the corresponding number?

117. ## math

A circular racetrack has a diameter of 200 meters. What is the approximate distance a car travels in meters for three full revolutions around the track? use 3.14 for pie.

118. ## Chemistry Help

The orbital diagram shown here has some mistakes in it. Indicate which of the following rules and principles were not observed when this diagram was constructed. Select all that apply. 1. aufbau principle 2. Pauli exclusion principle 3. Hund's rule This is

We have to find the synonym of the word in bold. I have a few choices but I'm stuck between two.. The words in bold are incumbent upon the phrase reads: incumbent upon all officials Deciding to choose between a) the duty of b) the term of office of

120. ## physics

If the ball is released from rest at a height of 0.64 m above the bottom of the track on the no-slip side, what is its angular speed when it is on the frictionless side of the track?Assume the ball is a solid sphere of radius 4.0 cm and mass 0.14 kg

121. ## physics

A braking force is applied to a 300-kg motorcycle to reduce its speed from 20.0m/s to 16.0m/s in 10.0s. Find the braking force.

122. ## physics

The coefficient of static friction between a block and a horizontal floor is 0.37, while the coefficient of kinetic friction is 0.10. The mass of the block is 3.8 kg and it is initially at rest. Once the block is sliding, if you keep pushing on it with the

123. ## Math grd 12

You are setting a system programing codes for a universal TV remote control. Each code will have five digits and cannot include a 0 or repeat any digits. How many codes a)do not contain a 7? b)have 3 as the third digit, and 5 as the fifth digit c)begin

124. ## Chemistry

Please let me know how you would approach the gas law problem. Here goes: If the pressure exerted on the gas in a weather ballon decreases from 1.01 atm to 0.562 atm as it rises. By what factor will the volume of the gas in the ballon increase as it rises?

125. ## Math

An object is heated to 90 degrees Celcius and is then allowed to cool in a room whose air temperature is 25 degrees celcius. If the temperature of the object is 75 degrees celcius after 10 minutes, when will its temperature be 50 degrees celcius? I have no

126. ## Physics

A ball initially at rest is dropped from a window 18.6 m off the ground. How long does it take for the ball to reach the ground? Round your answer to 2 decimal places.

127. ## Physics

A 0.2 kg object that stretches a spring 6.5 cm from its natural length when hanging at rest oscillates with an amplitude of 1.5 cm. The acceleration of gravity is 9.81 m/s2. Find the total energy of the system.

130. ## Chemistry

When a vehicle is parked in the sunlight on a hot summer day, the temperature inside can approach 55 deg C. one company has patented a non-CFC propelled aerosol that can be sprayed inside a vehicle to reduce the temperature to 25 deg C within seconds. the

131. ## Physics

A radioactive nucleus at rest decays into a second nucleus, an electron, and a neutrino. The electron and neutrino are emitted at right angles and have momenta of 9.80 10-23 kg·m/s, and 5.80 10-23 kg·m/s, respectively. What is the magnitude and direction

132. ## physics

A 2.20 kg box slides down a rough incline plane from a height h of 1.39 m. The box had a speed of 2.77 m/s at the top and a speed of 2.34 m/s at the bottom. Calculate the mechanical energy lost due to friction

133. ## physics

A 1.0 m cubed object floats in fresh water with 20% of it above the waterline. What does the object weigh out of the water?

134. ## physics

A constant force of 48.7 N, directed at 34.1° from horizontal, pulls a mass of 15.1 kg horizontally a distance of 2.77 m. Calculate the work done by the force.

135. ## Math grd12

How many ten-digit telephone numbers are possible if the first three digits must be different? The answer is 72,000,000,000.... I need the method to get that:)

How can you make an event chain concept map of the different levels of cell organizations from cell to organ system?

137. ## Fine Art

4. Which of the following has a surface covered with coffers? a. Bath b. Apse c. Dome d. Arch I know it's not A, but I'm not sure what it is. 9. The Hellenistic style was exemplified in a. Seated Boxer b. geometric cases c. Kouros d. Classical Not sure

138. ## Banking

What is the bottom line on an income statement ? A. The gross margin B. The final sales C. The total operating expences D. The net income (or loss)

139. ## Algebra

Can someone help me ??? Use a commutative law to find an equivalent expression of 7=rs

140. ## math

Assume that water lilies double in area every 24 hours. In the spring, there is one water lily on a lake. After thirty days, the lake is completely (100%) covered with water lilies. How many days did it take for lilies to cover 25% of the lake?

Each letter in each questio stands for a 1-digit number. in each question, no two letters maystand for the same number. Two separate problems are unrelated.Find a value for each letter MOON Use Numbers 4,7,5,6,2.8,9,3 x AT ____ ACROSS

142. ## Statistics

a roulette wheel has 40 slots evenly divided between red (even) and green (odd) slots totaling 38 and a "0" and a "00". what is the probability of the ball landing in an: A)even number < 10 B) other than an even or odd number C) odd number > 15 D) even

143. ## CHEMISTRY

For the reaction 3 O2(g) reverse reaction arrow 2 O3(g) If the equilibrium mixture is analyzed and [O2(g)] is found to be 3.77*10-2 M, what is the concentration of O3(g) in the mixture?

144. ## algebra

A 384-m wire is cut into three pieces. The second piece is 3 m longer than the first. The third is four-fifths as long as the first. How long is each piece?

145. ## Physics

A 50.0g Bullet traveling horizontally at 200.0 m/s embeds itself in a much more massive wooden block initially at rest on a horizontal surface (μ=0.10) The block then slides 1.2m toward an ideal spring and collides with it. The block compresses the spring

146. ## Statistics

hi i need help calculating the standard error using the central limit theorem. *a population of scores contains exactly 5 scores : 2, 3, 6, 8, 11, there are 5x5=25 samples of the two scores (n=2)* i already calculated the standard deviation and mean. for

147. ## physics

a 60 kilogram student sitting on a hardwood floor accelerates at 1.3 meters per second squared when pulled by a 240 newton horizontal force. what is the coefficient of friction between the student and the floor?

148. ## Math

An object is heated to 90 degrees Celcius and is then allowed to cool in a room whose air temperature is 25 degrees celcius. If the temperature of the object is 75 degrees celcius after 10 minutes, when will its temperature be 50 degrees celcius? I have no

149. ## Precalculus

1.Simplify the expression (sin x+cos x)^2 - sin2x 2.Determine the period, amplitude, and phase shift of f(x) = 2/3sin(4x+pie) Is the amplitude: 2/3, period: 2pie/4 phase shift: -pie/4

150. ## Math

A 384-m wire is cut into three pieces. The second piece is 3 m longer than the first. The third is four-fifths as long as the first. How long is each piece?

151. ## algebra2

What is the equation of a vertical line passing through the point (3, –5)?

152. ## Math

Mr. Frost is painting his garage, which has a surface area of 500 square feet. He has 1 3/4 gallons of paint. If one gallon of paint covers 150 square feet, how much more paint must Mr. Frost buy? Show your work. Please help.

153. ## Physics

find the deceleration of a cyclist reduces from 2.5m/s to 1.0 m/s in 12s?

154. ## MATH

what would be the space figure of a shoe box?

155. ## algebra2

What is the equation in point-slope form of the line passing through (0, 5) and (–2, 11)?

156. ## math

donna runs 7 miles in 75 minutes. At the same rat, how many miles would she run in 45 minutes?

157. ## Physics

A 3.5 kg body accelerates from rest to 20 m/s in 5 s. Calculate: A its acceleration B the force required.

158. ## English, Scarlet Letter

Heya, i am supposed to come up with a thesis for my scarlet letter essay that i am doing for my higher level english class, and i want to do it one the hypocrisy and how the church and the religious authority and beliefs characterize it throughout the

159. ## economics

Suppose the USA and Canada are considering to trade. Assume there are only two goods in the economy: wheat and corn. The table below illustrates what each country can produce in a given year. Wheat Corn USA 4 2 Canada 5 8 In this case, which country should

160. ## Maths

My teacher divided his class into groups of 8 on Monday, 10 on Tuesday and 4 on Wednesday. What is the least possible number of children in his class?

161. ## chemisrty

Nitric acid,HNO3, is available ata a concentration of 16 M. how much would react with 5.58 g of KOH acording to the following equation? HNO3+KOH-H2O+KNO3

162. ## math

A parallelogram is a convex quadrilateral with four vertices and two sets of opposite parallel sides. Given 3 of the vertices of a parallelogram at A (0,0) B(2,5) and C(2,0), find all possible coordinates for D.

163. ## English

I'd just like to know which would be the most suitable pronoun to be used in the following sentence. 1) The choice of this narrator can have the following functions. First, that of bringing the reader close to the feelings of the narrator. 2) Second, it

164. ## science

You are given a six month assignment by your employer to work at a remote location in Australia. In order to pack as lightly as possible, you try to research the climate of the small town in Australia, but there is little data since no major cities are

165. ## algebra

Two angles are complementary if the sum of their measures is 90°. The measure of the first angle is 5° less than 4 times the second angle. Put the measure of the FIRST angle in Blank 1 and the measure of the SECOND angle in Blank 2. Just write the

196. ## Reimbursement Methodologies

List some of the risk areas that can be identified through the auditing process.

197. ## Compounded Interest

) An investment of $37,000 was deposited in the bank. Interest was computed on a semiannual basis and was kept there for 10 years. If the maturity value of this investment is$74,000, at what interest rate was it invested?

198. ## PHYSICS

What is the reaction effect of the following action effects? a) Earth orbits the sun b) Ball accelerates downward Thank YOu.

199. ## Physics - Springs

a 10.0 g bullet is fired into a 1.0 kg block initially at rest on a rough surface and connected to a spring with k = 200 N/m. Immediately following the collision the block has a speed of 2.0 m/s. The coefficient of friction between the ground and the block

200. ## L.A

1.The long-distance swimmer had a sense of ____________. A.Engaging B.Perseverance C.Potential D.Rendition ( Would the correct choice be perseverance?) Thanks

201. ## UOP

The final project for HSM 240 is a 1,750- to 2,100-word proposal paper on a social program that you create. Pretend that you have the power and capacity to create an agency or organization and decide to create a new social program. You need funding and

202. ## Reimbursement Methodologies

Explain why the lack of Universal Health Care Coverage can raise health care costs. Thank you Ms. Sue for your previous help....

203. ## accounting I

I have to journalize the following entry for Sir-Rents-A-Lot: Sept 29, 2009 A child was slightly injured when he fell off of the front-end loader that was rented to Landscrapers Inc. The child is the only son of a lawyer and an orthopedic surgeon. They

204. ## physics

a piece pf ice floats in water.what will happen to the water level when the ice melts completely?

205. ## Math

It takes one hour longer to fly to St. paul at 200 miles per hour than it does to return at 250 miles per hour. How far away is St. Paul?

-3r+18=6r

207. ## algebra

Convert to a logarithmic equation: 9y = 6561

208. ## computer & computer knowledge

how do I over beat a chatroom that has a digit restrainer(meaning it will only let you type a certain amount of words)

209. ## English

I need a short story with the theme of insanity. I'm not able to use Tell-Tale Heart by Edgar Allan Poe. It would also be nice if it were a good read. Thanks (:

A set of whole numbers contains 1, 3, 4, 5, 6, 11, and X. The mean and median of the set are the same, and the mean is equal to one of the six known numbers above. What is the value of X?

211. ## HUM176

briefly describe the evolution of movies, television, Internet, books and magazines, and media companies throughout the last century.

212. ## physics

c) The rocket is launched a third time with the same initial velocity as before at an angle of 45 degrees. This time we want to launch the rocket so that it goes through a field goal post at a height of 7.9 meters in the air. Calculate the time the rocket

213. ## English

Can you please check these sentences for me, please? I rephrased the beginning of "The talented Mr Ripley". 1)The scene is set at the seaside on a small motor boat. Dickie, the son of a millionaire, is excited at the idea of going for a ride offshore. 2)

214. ## Chemistry Help

Have the electrons been added to this diagram from lowest to highest energy states? Yes or No? Why? This is an orbital diagram: I don't have arrows so, < means up > means down

215. ## algebra2

Solve x – 2y = 4 for y.

216. ## algebra2

What are the solution intervals for |2x – 1| + 6 > 9?

217. ## Physics

If I'm driving a car and I make a turn to the right, what will happen to a bag of items that is sitting next to me in the car-in terms of inertia, friction and centripetal force I think they will fall the opposite direction but why?

218. ## statistics

what is sampling distribution and sampling distribution of means?

219. ## Limiting reagent

If 270. mL of 0.08089 M aqueous Pb(NO3)2 and 710. mL of 0.05493 M aqueous Na+ are reacted stoichiometrically according to the equation, what mass (g) of Na+ remained? Pb(NO3)2(aq) + 2 NaI(aq) → PbI2(s) + 2 NaNO3(aq)

220. ## chemistry

If 0.0490 mol of solid CaCO3 and 380 mL of 0.135 M aqueous H2SO4 are reacted, what volume (L) of gaseous CO2 measured at 1.1 atm pressure and 301 K is produced. H2SO4(aq) + CaCO3(s) → CO2(g) + CaSO4(s) + H2O(l)

221. ## Reimbursement Methodologies

You work in a physicians office performing billing. You notice that the guidelines haven't been followed accurately in completing the claim form. What will happen if you don't correct the claim form ?

222. ## math

hi i need help calculating the standard error using the central limit theorem. *a population of scores contains exactly 5 scores : 2, 3, 6, 8, 11, there are 5x5=25 samples of the two scores (n=2)* i already calculated the standard deviation and mean. for

How do you do radical expressions? Square root of 72. Cube root of 54. Fourth root of 96.

224. ## statistics

Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7 rule to find the following quantities: a. Percentage of scores less than 100 b.Relative frequency of scores less than 120

248. ## geometry

what is the answer to this; Alvan said that if 2 triangles are not congruent, then at least one of the 3 sides of one triangle is not congruent to the corresponding side of the other triangle. do you agree with alvan? justify your answer.

249. ## physics

wo fan carts with different fan speeds and different accelerations are started from rest some distance from one another. Cart A begins at position 0 with a velocity of zero and an acceleration of aA to the right. Cart B begins at position xB with a

250. ## Physics

I am doing an assignment where I need to find an example of a spring that is used in a common device. Is a phone chord considered a spring? Thanks for your help.

251. ## Chemistry

how many moles of ozone does the atmosphere hold?

252. ## algebra word problems

1) tina has 48 mL of a solution that is 25% acid. how much water should she add to obtain a solution that is 15% acid? 2) how many grams of sugar must be added to 60 grams of a 32% solution to obtain a 50% solution?

253. ## math

what is the next number after 2,22,12,132,1342

254. ## college physics

A mass of 1 kg is hanging from a spring with a spring constant of 3 N/m. At a distance of 0.2 m below the equilibrium it has a velocity of 1 m/s in the upward direction. What is the amplitude of the oscillation?

267. ## poetry

What's the paraphrasing of "If you can bear to hear the truth you've spoken Twisted by knaves to make a trap for fools, Or watch the things you gave your life to, broken, And stoop and build 'em up with worn-out tools"

268. ## physics

a rocket of mass of 450000kg is in flight. its thrust is directed at angle of 62.5 degree above horizantal n has magnitude of 6000000 N. find the magnitude and direction of rockets acceleration. give direction as an angle above horizontal

269. ## statistics

what is random sampling and why is it important to statistical inference with reference to representativeness and error?

270. ## physics Helppp

3 mass are collienear formation A, B, C massA is 363 kg and is .5m away from mass B (517 kg)and mass B is .25m away from mass C (154kg) Find the magnitude and direction of the net gravitational force acting on each of the three particles (let the direction

If I'm driving a car and I make a turn to the right, what will happen to a bag of items that is sitting next to me in the car-in terms of inertia, friction and centripetal force I think they will fall the opposite direction but we just started this unit

272. ## English

If the king fails to QUASH the rebel forces, they will... what could i write to finish the sentence?

273. ## math

If you pour 500,000 cubic centimeters of water in a barrel that was already holding 300 liters of water, how much total water would be in the barrel?

275. ## miccoeconomics

you are a painter, and the price of a gallon of paint increases from $3.00 a gallon to$3.50 a gallon. your usage of paint drops from 35 gallons a month to 20 gallons a month. perform the following. compute the price elasticity of demand for paint and show

276. ## CHEM

A mixture of n2 and o2 contains 2.7 grams of O2 and occupies 3.1 L at 28 degrees Celsius, 810 mmHg. how many grams of N2 are present?

277. ## Math

The area of a circular swimming pool is 225pi square meters. What is the circumference of the swimming pool? Leave your answer in terms of pi.

278. ## physics

find the force of a toy jeep if the mass is 50kg and is traveling at 4 m/s and the radius is 50 centimeter

279. ## algebra

how do you solve (f+g)(3) let f(x) = x2-2x and g(x)= x-5

280. ## social studies

why did the Pilgrims sailed to amreica

281. ## physics

The force F = (3.2, -7.1) N acts on a mass of 1.15 kg. At time t = 0 s, the mass has a velocity v0 = (-0.46, 0.36) m/s. What is the angle (in degrees) of the initial velocity, measured counter-clockwise from the +x-axis? I got 38.04 degrees but isn't the

282. ## Algebra

Another question about domains and range how would I find the range of (3x-4)/(6x-1) ? Without using a graph the domain is x can't be 1/6 What is the range?

283. ## algebra

How do I write the equation of a line in STANDARD FORM, when it contains (-2,1) & (1,4) ?

284. ## physics

Solve for v1. O.500km/v1+3.50km/2v1=0.250h

285. ## foreign language(SPANISH)

i need help to unscramble these spanish words!!! srate,qeroiu,vosa,risvait,rpracmo

286. ## social studies

what did thomas jefferson and benedict arnold have to do with the Revolutionary War?

287. ## math

A=P(1+nr); find r

288. ## geology

2 trees grew near one another and have the same growth succession but one is larger than the other. The rate of growth of a tree is based on moisture, sunlight, temperature, and nutritious soil. Which of the four factors above is the reason for the

289. ## Spanish

Cuándo se pone ustede el abrigo? What does this mean: is it "when do you put your coat on?" Then how am I supposed to answer? the question doesn't really make sense.

290. ## Chemistry Help!!!

What is the maximum number of electrons that can have n=4, mi= -1 in an atom? Also, explain how you got that answer. I am confused.

291. ## english

I am going to write about Somali pirates and I need help with writing my essay. I want to start with Anecdote and I don't know how to start. I am not for Somali pirates but I just think that justice is not being servered. this is little background about

292. ## Algebra

How do I write the equation of the line in standard form given this info: Perpendicular to 3x - 1y = 4 with an x-intercept of 12 ? Thanks! :)

293. ## algebra2

What is the equation of the line passing through (1, 7) and parallel to the line y = –x + 5 in standard form?

294. ## algebra2

What is the vertex of the graph of y = |–x + 4| + 1?

2x+y0

296. ## algebra 2

how do u do synthetic division with the problem: (x^5-7x^3+x+1)/ x+3

297. ## Economics help

Article dealing with monopoly power, either regulated or illegal attempts at monopolization.

298. ## Fine Art

28. Describe some of the different features architects used in the Colosseum that made it so unique. I need help answering this. Thanks! -MC

299. ## physics asap

Two fan carts with different fan speeds and different accelerations are started from rest some distance from one another. Cart A begins at position 0 with a velocity of zero and an acceleration of aA to the right. Cart B begins at position xB with a

300. ## Math

Using the digits 0, 2,3 ,4 5, 6 make the largest 4 digit in terms of value that you can.

339. ## English

Thought to be _______, the criminal was sentenced to life without parole. 1.blasphemous 2.heretic 3.incorrigible

340. ## Physics

I have no idea how to do this.

341. ## EDU310

specific cases and laws that have evolved or have had an impact on U.S education

342. ## English

How to be a good poet

343. ## math

WHAT IS INTEGERS

344. ## calculus

differentiate: y = 2x/1 - 3x^2

345. ## Statistics/2nd post

How is the p-value of a hypothesis test related to type I and type II error?

346. ## Early childhood

what do you think of the concept of Sit and wacth and Time-out could you please give some examles and i you could say how it ralates to the developmental-behavioral approach.if someone could help me thank you this will elp me to understand the question a

347. ## chemistry

How many moles of H2 are in a beaker of 60ml of 2HCL?

348. ## Math

Write the following fractions in increasing order: 45/44, 5/4, 12/11

349. ## Research help/cont

Sociological Research can be a difficult procedure what are some of the problems or concern that need to be dealt with.. Was assisted with this earlier, but unfortunately the links provided were of no assistance.

350. ## algebra2

y varies directly as the square of x. When x = 2, y = 40. Find x when y = 640.

351. ## world history

what is the process of ice fishing in the colonial times