Wednesday

July 30, 2014

July 30, 2014

Total # Posts: 551

**Probability of Mean (Statistics)**

Assume 20 oz. cola bottles are filled so that the mean amount of liquid contained in the bottle is 20 oz and the standard deviation is .12 oz. If a case of 24 bottles is randomly selected from the population of all soda bottles, find the probability that the mean number of oun...

**Probability/Statistics**

Assume 20 oz. cola bottles are filled so that the mean amount of liquid contained in the bottle is 20 oz and the standard deviation is .12 oz. If a bottle is randomly selected, find the probability that the number of ounces in that bottle is greater than 20.21 oz.

**algebra**

Find 1 - (g o f)(x) and simplify

**algebra**

Please show that 1/(g o f)(x) - 1-(g o f)(x)/(g o f)(x) = 1

**algebra**

Find (g 0 f)(x) when f(x) = cos x , and g(x) = x^2

**math (vectors)**

calculate the length of AN if a{6} {2} and b= {1} {2} Is it 6^2+4^2 36+16=52 square root of 52+7.211

**Chemistry**

quit asking so many questions

**chemistry**

Products are often marketed as "organic" or "natural". What do these terms mean when applied to consumer goods? Discuss how these terms may be used to mislead a public that is not knowledgeable in chemistry. Support your opinion with references.

**Physics**

I have to find the eccentricity of an elliptical orbit with one focus, earth's center, E. I know the formula to find eccentricity is sqrt(1-)(b^2/a^2), but I don't know where to use the radius or if I need it. Do I just need to use the eccentricity formula to find it? ...

**math**

wtite 3x^2 +8x-25 in the fomr a(x+h)^2+k, where a,h and k are real numbers

**Physics**

A person eats a container of yogurt. The Nutritional Facts label states that it contains 195 Calories (1 Calorie = 4186 J). What mass of perspiration would one have to lose to get rid of this energy? At body temperature, the latent heat of vaporizaiton of water is 2.42 106 J/kg.

**Managerial ECON**

Suppose that a firm is currently employing 20 workers, the only variable input, at a wage rate of $60. The average product of labor is 30, the last worker added 12 units to total output, and total fixed cost is $3,600. a. What is marginal cost? b. What is average variable cost...

**chemistry**

When carbon dioxide is heated in a closed container, it decomposes into carbon monoxide and oxygen according to the following equilibrium equation: 2CO2(g) ---> 2CO(g) + O2(g) When 2.0 mol of CO2(g) is placed in a 5.0-L closed container andheated to a particular temperature...

**math**

what is 15 R on a S T

**Math**

What is 21 S on a D

**slope-intercept form**

find the slope and y-intercept 7x-4y=6 y=mx+b 7x-4y=5 y=7x/4-5/4 m=7/4b=-5/4 (?)

**Biology**

A spermatogonial cell undergoes mitosis before entering the meiotic cell cylce en route to the production of sperm. However during mitosis the cytoplasm fails to divide and only one daughter cell is produced. A resultant sperm eventually fertilizes a normal ovum. What is the c...

**math**

evaluate (a+b)^2 and mutliply (g_6h(g-6h) thanks.

**Manangerial Accounting**

A company had a loss of $3 per unit when sales were 40,000 units. When sales were 50,0000 units, the company had a loss of $1.60 per unit. determine contribution margin determine fixed costs determine the break even point in units

**Physics**

I am currently stuck on the second part of this problem, but the tension is rather simple. Just use F=mg, where m is the mass of the ball and g is gravity. Its that simple.

**Chemistry**

Thanks. That is exactly what I thought it was.

**Chemistry**

How do you figure equivalence volume? Do I add up all of the additions during my lab up to the point I am measuring (color change) to get the equivalence volume? I guess I am confused when it says calculate the equivalence volume, maybe it is very simply.

**Physics**

For a given lens in a telescope, what are the two letters corresponding to the light that gives the worst and best resolutions, respectively? (E.g., if you think that C gives the worst and A the best resolution, answer CA.) A. Green B. Red C. Yellow D. Violet E. Blue F. Orange

**science**

metric units are related to each other by multiples of what number

**Math**

A bicycle wheel is 30 inches in diameter. a. to the nearest revolution, how many times will the wheel turn if the bicycle is ridden for 3 miles. b. suppose the wheel turns at a constant rate of 2.75 revolutions per second. What is the linear speed in miles per hour of a point ...

**Algebra**

The larger of two positive integers is five more than twice the smaller integer. The product of the integers is 52. Find the integers. Must have an algebraic solution.

**math**

ok there are 50 people total and only 16 like...pizza so how do you find the percent and degrees?

**math**

ok does any one know how to find degrees

**english**

nouns as objects

**Behaviorial Science**

Interview a person you feel comfortable asking about their personality and attitudes. • Submit your Profile Report. For this project you will choose a person who is close to your own age and interview that person to learn more about them. In addition to the interview comp...

**history**

somebody can think of a clever name for a cereal box, that associates Lincoln, please tell me. thank you. Honest O's

**Math -algebra (check plz)**

ok say i was trying to find y in this equation 2x + 3y + 6z =4392. I was given x=3789-1.5y , and z = -531. so i did the working and ended up with 7578-3y+3y=7578 . If i do the math correctly ill end up with 0y = 7578 :S im pretty confused, can someone clarify if that would be ...

**Alg-Substitution (check plz)**

k well i had to use substitution to find the point of intersection for these 2 equations x-y=10 3x+y=11 i chose to substitute y in the first equation my final answer was (-1/2 , 5) can someone clarify this, and if it's wrong, where'd i make a mistake? In the first equa...

**Eng- Hyperbole example**

Anyone noe an example of a hyperbole being used in romantic poetry? provide the poem, and the line being used plz. Tnx This Wordsworth poem has an example of hyperbole. http://www.bartleby.com/145/ww260.html http://www.lausd.k12.ca.us/lausd/resources/Literary.Terms.2.html#Hype...

**English - Hyperbole**

what is it used for, and how and why might it appear in literature? its used to make an obvious exaggeration like "to wait an eternity" "Hyperbole is a figure of speech which is an exaggeration. Persons often use expressions such as "I nearly died laughing,...

**math**

A cue shaped box fits exactly around a soccerball with a diameter of 22.28 cm. What percent of the box is empty space? Help understand how to get to the answer, and wat it would be Cube shaped box*

**Math- finding equation**

Can someone explain to me how to find the equation pf the line in the form Ax + By + C =0 if a) parallel to x=3 and passes through (-4, 3) b)perpendicular to y=4 and passes through (1, 1) c) passes through the x-int of y=2x-6 and y-int of y=-3x+6 If it is parallel to x=3, the ...

**math**

determine the equation of the line in y=mx+b form that passes through 1. (-8,1) & (-9, 2) 2. (3,7) & (-5, 9) 3, (-4,0) & (4,6) Part B ) For each equation Rewreite the y=mx+b equation in general form Ax+by+c=0 where A is positive b and C are integers In each problem, put in x,y...

**human physiology help please**

The vein in the dura mater is called the 'dural venous sinus'.

**Calculus**

I was wondering how to find the x and the y intercepts of the following equation y = xe^(-x^2/2) I know for a fact that the intercept is through 0,0 but I don't know how to do this long hand. When x is zero, y is zero, and vice versa.

**Calculus**

A rocket is launched into the air verically is tracked by a radar station on the ground 3 km from the launch site. What is the veritcal speed of the rocket at the instant when the distance from the radar station is 5 km and this distance is increasing at a rate of 5 000km/hr ?...

**Pigskin Geography**

i need help

**Pigskin Geography**

i love to take long teards

**Pigskin Geography**

pooooooooooooooooooop

**Pigskin Geography**

pooooooooooooooooooop

**Physics**

I input the wrong temp of the soda can so just replace the (5) with (3.05) nd that will work

**Physics**

To solve for Tf, use algebra to slove for unknowns. Try this: (12)(0.35)(3800)(5)+(7.15)(4186)(25)/(12)(0.35)(3800)+(7.5)(4186) and what's left over is the answer for your unknown

**Music**

Is the Wozzeck by Berg a romantic opera? I thought it wasn't but someone told me that it is. It isn't Go to www.google.com and type in wozzeck. There are many sites there that discuss this opera, its' contents and the meaning. Good reading. The fat lady got killed,...

**business**

an example of a nonprogrammed decision for a clothing manufacturer is

**geometry:linear measure and precision**

have to idea what is x RS=5x,ST=3x and RT = 48

**science**

go to hell

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