Posts by samantha
Total # Posts: 1,779

Statistics
Most people are definitely dominant on one side of their body  either right or left. For some sports being able to use both sides is an advantage, such as batting in baseball or softball. In order to determine if there is a difference in strength between the dominant and non... 
Statistics
A packing company investigates a national training consultant in hopes of improving productivity on the packing line. The national consultant agrees to work with 18 employees, collecting productivity data for each employee before the training program and after the training ... 
Computers (internet)
The whole thing. Sorry 
Computers (internet)
What does that mean? 
Computers (internet)
How can I paraphrase: In the metropolis the recreational area was dilapidated. 
Statistics
When comparing two samples that are independent of one another, we use the twosample ttest. A) True B) False 5. Using paired differences helps to reduce the variation. A) True B) False Both are True? 
Math
Wouldn't x equal 51? 
Math
If the problem is: 3x22 = x+80 what would x equal? Please show your work. 
Check my answers please Physics
number 1 is c and I got 5/6 still 
Physics Help!! I'm so confused!!!
A fire hose sprays 450 liters of water a minute onto a fire with a velocity of 17.0 m/s. Water has a density of 1 kg/liter. What is the average force acting on the fireman holding the hose due to the water? PLEASE EXPLAIN. 
Geometry
If you have four lines how can you position them so that three are concurrent with each other and two are parallel to each other? 
MathPLEASE HELP!!!
Let's begin with a rather straightforward lottery in which players select four digits. The winning number is commonly selected in the following fashion: 10 Ping Pong balls (each with a digit 0 through 9 written on it) are placed in a hopper. One Ping Pong ball is selected... 
Statistics
An opinion poll asks a random sample of 100 college seniors how they view their job prospects. In all, 53 say "Good." The 95% confidence interval has a margin of error of 9.9%. The sample used actually included 130 college seniors but 30 of the seniors refused to ... 
AP Chemistry
How do you determine the heat of solution for a substance? how can we report this answer in both kJ/g and kJ/mol? thank you!!! 
Statistics
We conducted a hypothesis test for a population parameter at alpha = 0.05 and we failed to rejected Ho. If we decided to use alpha = 0.10, how would our conclusion change? A) At alpha = 0.10, we would still fail to reject HO. B) At alpha = 0.10, we would reject HO. C) It is ... 
Statistics
We conducted a hypothesis test for a population parameter at alpha = 0.01 and we failed to rejected Ho. If we decided to use alpha = 0.05, how would our conclusion change? A) At alpha = 0.05, we would still fail to reject HO. B) At alpha = 0.05, we would reject HO. C) It is ... 
Check my CALCULUS work, please! :)
Question 1. lim h>0(sqrt 49+h7)/h = 14 1/14*** 0 7 1/7 Question 2. lim x>infinity(12+x3x^2)/(x^24)= 3*** 2 0 2 3 Question 3. lim x>infinity (5x^3+x^7)/(e^x)= infinity*** 0 1 3 Question 4. Given that: x 6.8 6.9 6.99 7.01 7.1 7.2 g(x) 9.44 10.21 10.92 11.08... 
CALCULUS
If you could give an explenation with the answers, that'd be wonderful so I actually know how to solve similar problems in the future. :) Thank you so much! 1. A convex lens with focal length f centimeters will project the image of an object on a point behind the lens. If ... 
CALCULUS
Could someone please solve these four problems with explanations? I'd like to understand how to get to the answers. Thank you! Without using a calculator: For each of the following, find: I. lim x>a f(x) II. lim x>a+ f(x) III. lim x>a f(x) A. f(x)=x^2+3x+2/x... 
PreCalc
Determine the one sided limit of f(x) s x approaches 2 from the right side. F(X) = (x^22x+4)/(x^3+8). I do not know where to begin. Should I plug in the one side limit? 
Physics
A block whose weight is 34.0 N rests on a horizontal table. A horizontal force of 27.2 N is applied to the block. The coefficients of static and kinetic friction are 0.600 and 0.472, respectively. Will the block move under the influence of the force, and, if so, what will be ... 
Physics
he weight of the block in the drawing is 77.0 N. The coefficient of static friction between the block and the vertical wall is 0.490. (a) What minimum magnitude of the force is required to prevent the block from sliding down the wall? (Hint: The static frictional force exerted... 
AP World History
Thank you!! <3 
AP World History
is Imperial Rome the same thing as Ancient Rome? 
Calculus  #6
If the following function is continuous, then what is the value of b? g(f)={2t^2+2t24 if f≠3 {b if f=3 0 3 7 14 None of these If the following function is continuous, then what is the value of a? h(f)={2t+b if f<0 {2cos(f)3 if 0≤f≤(pi/2) {asin(f)+5b if f... 
Calculus  #5
If h(x) is equal to (x^24)/(x+2)when x ≠ –2, and h(x) is continuous for all real numbers, then what is the value of h(–2)? 0 –2 –4 2 This is impossible. There is an infinite discontinuity at x = –2. 
Calculus  #4
Suppose g(x)={1/(x2) if x<1 {2x4 if x≥1 The best description concerning the continuity of g(x) is that the function: is continuous. has a jump discontinuity. has an infinite discontinuity. has a removable discontinuity. None of these 
Calculus  #3
Suppose g(x)={1/(x2) if x<1 {2x3 if x≥1 The best description concerning the continuity of g(x) is that the function: is continuous. has a jump discontinuity. has an infinite discontinuity. has a removable discontinuity. None of these 
Calculus  #2
Suppose g(x)={x^2+2x+1/x+1 if x<1 {2x if x≥1 The best description concerning the continuity of g(x) is that the function: is continuous. has a jump discontinuity. has an infinite discontinuity. has a removable discontinuity. has both infinite and removable ... 
Calculus  #1
Would it be infinite? 
Calculus  #1
Suppose g(x)={1/x+1 if x<1 {2x1 if x≥1 The best description concerning the continuity of g(x) is that the function: is continuous. has a jump discontinuity. has an infinite discontinuity. has a removable discontinuity. has both jump and infinite discontinuity. 
Health part 2
so is the answer a or c? ps. GO ASHWORTH!!!! 
Physics
You stick a paper onto a fridge with a magnet. There are two free body diagrams, one for the paper and one for the magnet. What are the forces acting on each object, which way do they point? 
Physics
You stick a paper onto a fridge with a magnet. There are two free body diagrams, one for the paper and one for the magnet. What are the forces acting on each object, which way do they point? 
Physics
You stick a paper onto a fridge with a magnet. There are two free body diagrams, one for the paper and one for the magnet. What are the forces acting on each object, which way do they point? 
Health
She is a 13 (almost 14) year old girl.. 
Health
Say there was a girl who is about 195 lbs. and about 5'7". She only has about 2 hours out of the whole day that she has free time. She wants to be in her weight zone of between 118148 lbs. within about 8 months without using any dietary pills. What would you ... 
AP World History
How did technology impact Imperial Rome? 
English
5. Complete the following sentence with a word or words that show a logical relationship. Joshua took a nap _______ sorting the mail. A. instead of B. after C. while D. before I picked D, because we cannot use while, since a person cannot sort mail while sleeping. We cannot ... 
English
thanks for explaining number 19 clearly. That question was a little difficult for me. 
English
# 15 the sentence is: Although it was old and needed a lot of work, Carla knew this was the house for her. 15. In this sentence, what is the antecedent of the pronoun it? A. work B. house C. Carla D. her I answered B, because the house (noun) was replaced by the word it (... 
English
15. In this sentence, what is the antecedent of the pronoun it? A. work B. house C. Carla D. her I answered B, because the house (noun) was replaced by the word it (pronoun, which is considered the antecedent of the pronoun. Is my thinking correct. 17. Which of the following ... 
Math
cameron is making bead necklaces. he has 90 green beads and 108 blue beads. what's the greatest number of identical necklace he can make if he wants to use all the beads 
English  check my answer, please. Last one :)
"Dr. Smith had argued that the cure for insomnia could be found in the seeds of apples, and although it was not true, he had made money giving lectures." This statement: *** includes a shift in tense. is a sentence fragment. includes an inappropriate use of a comma... 
English  check my answer, please.
"The study will be conducted with all haste by the Office of Public Mendacity; nevertheless, the Office will fail to blame the culpable." This statement: includes a shift in tense. *** includes a passive constructionone in which the subject receives the action of ... 
English  check my answer, please.
"After I had laid in the sun for two hours each day for two weeks, however; I was finished with the idea of looking like her." This statement: has one error: a verb in the wrong form. has two errors, a pronoun with no appropriate antecedent and a verb in the wrong ... 
English  check my answer, please.
Oh, sorry. It's the last one, correct? (me, I) 
English  check my answer, please.
"When they came to our house to visit, although they had never met either of us before, the governor and his wife were nice to my sister and I." This statement: (Points : 1) includes an inappropriate use of a comma. includes a lack of agreement between subject and ... 
English  check my answer, please.
"Wondering what to do to avoid punishment and humiliation, now that she was fully alert; Judy took the eggs out of the carton, broke them into the skillet, stirred them with a fork, and cried." This construction: includes a comma splice. includes a lack of agreement... 
English  check my answer, please.
Oooooh, I see it now! "Rejected" and "rejects." Thank you! :) 
English  check my answer, please.
"In Shakespeare's Romeo and Juliet, Juliet's mother rejected her, because of the power of Lord Capulet, and Juliet rejects the Nurse in the same scene, calling her a 'wicked fiend.'" This statement: has a subject and predicate that don't agree in ... 
English  check my answer, please.
That's what I thought, too. 
English  check my answer, please.
"Martha, Gates, and Zuggy lifted the piano onto the bed of the truck and Kate tied the legs to the frame with ropes and grounding cable and I watched from the sofa." This statement: includes an inappropriate combination of modifier and noun. includes a subject and ... 
English  check my answer, please.
"Our dog LuLu had broken her leash, and rounding the corner of the house, the shrub caught her in the eye." This statement: includes an inappropriate combination of modifier and noun. *** includes a passive constructionone in which the subject receives the action ... 
English  check my answer, please.
Ooooh, okay! Thank you for your explanations to help me understand it! Is it the first one? 
English  check my answer, please.
"Everyone in our neighborhood mows their lawn on Saturday, and my street, as a result of that, is pretty." This construction: has one error, a pronoun with no appropriate antecedent. has two errors, a pronoun with no appropriate antecedent and a shift in tense. *** ... 
English
Check my answer (***) please. :) 
English
"Going to Cedar Point, fields of soy beans all around, in the seat of the car, Joyce riding, and Sue, together." This construction: has a subject and predicate that do not agree in number. *** is a sentence fragment. includes a pronoun that has no appropriate ... 
biology (Help please!!!)
1. If a student pours a solution of salt water on an elodea leaf, what is it an example of? 2.A child pours salt crystals on the body of a slug he finds in the backyard. Options are: high concentration, low concentration, osmosis, diffusion, hypertonic solution, and hypotonic ... 
Economics
I feel stupid 
Economics
oKAY :( 
Economics
PLEASE HELP ME!!!!! 
Economics
Okay, I already made the window, the product, the people i'm selling to. I am soo confused I have no idea what this assignment means. 
Economics
So are these things are good? Description of the Business Location Management Advertising Pricing Products or Services Methods of Distribution Target Market Personnel Legal Structure 
Economics
I am really having trouble understanding this assignment. 
Economics
So what does "Please list ten items you anticipate requiring for the production of your finished product." Mean? 
Economics
My teacher makes general notes on the internet and he talks about them. 
Economics
And the assignment was from History class to learn about Capitalism by "making" a company of our own. 
Economics
If you mean text book, we do not use text books at all in the school I go to. 
Economics
What book? 
Economics
I believe so, but I am not sure because I do not understand the whole process of a company. 
Economics
Yes it does but that was for the current question now. 
Economics
I am just having a hard time trying to figure out the Capital for the company when the production is finished. 
Economics
Yes you do need a lot of items to make stained glass, but I only needed to list 5 of those items. 
Economics
Well the five materials used as raw materials are Copper Oxide, Cobalt, Chromium, Cadmium Sulfide, Silica (sand), and Metallic Oxide. The way they made it was by sketching the design fist, then cartooning the outlines and leadlines on the fullsized sketch. Then, they model ... 
Economics
Okay let me restate my question the way it is written. CapitalPlease list ten items you anticipate requiring for the production of your finished product. The production I am doing is a stained glass window company, I am trying to understand what it is asking me. 
Economics
Capital What are ten items you need to require for the production of stained glass windows when its product is finished? Please help! 
Economics 2
Capital What are ten items you need to require for the production of stained glass windows when its product is finished? 
Economics
So if I find out how Stained glass windows were made in decades ago, I will know which laborers were needed? 
Economics
I do not to know how it was made. I need to know what kind of labor positions are needed to make the stained glass windows. 
Economics
These websites are not helping me on what kinds of labor positions needed in order to run a stained glass window company (old fashioned stained glass windows) 
Economics
What are ten labor positions that you need in order to run a stained glass window company? NOTE: The type of stained glass window the company is making are made the old fashioned way not the new way. 
math
A mobile shop sold one phone set everyday in the month of February and March of 2013. If each set costs $102, which of the following is closest to the money the shop earned in these two months? pick an answer that is right :/ (counfuesd) $5,000 $6,000 $7,000 $8,000 
math
answer the qustion plz 
math
A road is 53 km 500 m long. Out of this, 15 km 800 m is closed for repairing. How much of the road is open to traffic? 
language
dosent make sense 
Calculus  help please! :)
No calculators are allowed for this question. 
Calculus  help please! :)
1. Given that f(x) = x^2 − 2x and that g(x) = sqrt(x15): A. State (g • f)(x) and (g + f)(x). B. Find all vertical asymptotes of (g/f)(x). C. Determine the domain of (g ○ f)(x). D. Determine the range of (g ○ f)(x). 
Check my CALCULUS answers please!
I just did some more practice problems, and got them right! Thank you so much! You made my day. :) 
Check my CALCULUS answers please!
Wow... That, just made so much more sense to me with the examples you provided. I'm going to do some more practice questions knowing what you told me. My lesson didn't teach it like you just did! 
Check my CALCULUS answers please!
Any short explanation for things I got wrong would be great, too, if possible! Thanks in advanced! :) 8. Which of the following functions grows the fastest? ***b(t)=t^43t+9 f(t)=2^tt^3 h(t)=5^t+t^5 c(t)=sqrt(t^25t) d(t)=(1.1)^t 9. Which of the following functions grows the ... 
Calculus, please check my answers!
Thank you so much for not only verifying my answers, but also for your great explanations! I really appreciate it! :) 
Calculus, please check my answers!
1. Evaluate: lim x>infinity(x^47x+9)/(4+5x+x^3) 0 1/4 1 4 ***The limit does not exist. 2. Evaluate: lim x>infinity (2^x+x^3)/(x^2+3^x) 0 1 3/2 ***2/3 The limit does not exist. 3. lim x>0 (x^37x+9)/(4^x+x^3) 0 1/4 1 ***9 The limit does not exist. 4.For the ... 
math
The sales, in millions of dollars, of a laser disc recording of a hit movie t years from the date of release is given by: S(t) = (5t)/(t^2 + 1) a) Find the rate at which the sales are changing at time t. b) How fast are the sales changing at the time the laser discs are released? 
Calculus help, please!
1. Evaluate: lim x>infinity(x^47x+9)/(4+5x+x^3) 0 1/4 1 4 The limit does not exist. 2. Evaluate: lim x>infinity (2^x+x^3)/(x^2+3^x) 0 1 3/2 2/3 The limit does not exist. 3. lim x>0 (x^37x+9)/(4^x+x^3) 0 1/4 1 9 The limit does not exist. 4.For the function g(f)=4f... 
Calculus. Limits. Check my answers, please! :)
4. lim (tanx)= x>pi/3 (sqrt3) 1 (sqrt3) ***1 The limit does not exist. 5. lim x= x>2 2 ***2 0 1 The limit does not exist. 6. lim [[x]]= x>9/2 (Remember that [[x]] represents the greatest integer function of x.) 4 5 ***4.5 4 The limit does not exist. 7. lim... 
Calculus  Limits. Check my answer, please! :)
Suppose that h(x)={x^2x+5 if x<2 {5 if x=2 {x^31 if x>2 Which of the following is equal to 7? I. lim h(x) x>2 II. lim h(x) x>2+ III. lim h(x) x>2 I only II only ***III only I and II only I, II, and III 
Calculus help, please! :)
Yes, I understand that, but the question I have does not specify which limit. Right, or left.  or +. So I will assume I that 5 will be counted as correct. Thank you though for verifying that. 
Calculus help, please! :)
Oh, there are 6 x values, but I forgot one. After 2.999 is 3.001. Sorry! Would 5 still be correct though? 
Calculus help, please! :)
I think it's 5