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Mathematics Questions and Answers May 13, 2023

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Compute the probability of drawing two spades from a deck of cards.

what are the steps taken to come up with a solution? Question 1 Sensitivity analysis asks what happens to the output if there is a small change in the input. Consider a break even model where the fixed cost is $650,000, units sell for $3.98, and the variable cost of a unit is $1.77. Suppose that the selling price increases by 10%. By how much do
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Diane has decided to play the following game of chance. She places a $1 bet on each repeated play of the game in which the probability of her winning $1 is .6. She has further decided to continue playing the game until she has either accumulated a total of $3 or has lost all her money. What is the probability that Diane will eventually leave the

2) The economy of Islandia produces only two consumer goods, necklaces and fish. lOnly labour is required to produce both goods, and the economy's labour force is fixed at 100 workers. The table below indicates the daily outputs of necklaces and fish that can be produced with various quantities of labour. Number of Daily necklace Number of Daily
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8. Suppose you were hired as a consultant for a company that wants to penetrate the Comp-XM market. This company wants to pursue a niche differentiation strategy. From last year's reports, which company would be the strongest competitor? Select: 1 Andrews Baldwin Digby Chester
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Chelsea also knows she wants free bill pay. Which bank(s) offer both online banking (from part a) and free bill pay
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Comprehensive Problem 3-1 Ken (birthdate July 1, 1987) and Amy (birthdate July 4, 1989) Booth have brought you the following information regarding their income, expenses, and withholding for the year. They are unsure which of these items must be used to calculate taxable income. Income: Ken's salary (salesman) $28.345 Amy's wages (part-time nurse)
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A card if drawn from a standard 52-card deck. Calculate the expected value for the game. A player must pay 7 dollars to play the game, which must be subtracted rom the winnings. If a club is drawn, the player wins 15 dollars, otherwise, they lost their 7 dollars. Calculate the price that would make the game fair. This is all the information the

13. Gerry and Rachel still prefer incandescent light bulbs to either CFLs or LEDs. Gerry obtains a box of 24 light bulbs which happens to contain 4 defective light bulbs. (a) If Gerry selects 10 bulbs at random without replacement, what is the probability that three defective light bulbs will be selected? (In) If Gerry selects 10 bulbs in a random
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I need help on this practice exam question please. I got the concept but cannot understand how to solve it. Thank you I got the concept but cannot understand how to solve it. (3) Suppose an economy has a housing industry and a food indus- try. Let $1 in housing require 40 cents in housing and 70 cents in food, while $1 in food uses 20 cents in
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Model contextualized problems using trees, both quantitatively and qualitatively.

Translate the following statements into human language (a) x Z (y Z)(x = 2 y). (b) (y Z)(z Z)(x = y 2 + z 2 ). (c) (x A)(y A)(z A)(x 6= y x 6= z y 6= z). (d) x R (y R)(x < y2 ). (e) (x R)[x 0 = (y R)(x = y 2 )].

6. Ann is willing to spend $3,500 per month on her mortgage payment. If Ann obtains a fully amortizing 30 year Fixed Rate Mortgage with monthly payments at 4.38%, how big of a mortgage can she get
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Hi there, i need help to solve this question. SAT solvers aren't quite what I'd call automated theorem provers, but they are often used as part of a much larger system that is one. Still, we can use them to quickly check if something is a tau- tology. Use a SAT solver to show or disprove that (a. > bn b > (1)9 (a 44} b) is a tautology. The process
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Phosphorus 32 has a half-life of 14.2 days. If 100 g of this substance are present initially, find the amount present after t days. What amount will be left after 7.1 days? How fast is the phosphorus 32 decaying when t = 7.1? a. O(t) = 25e -0.049: 59.6g; 3.460g/day. b. o(t) = 1008 -0.049:. 83.3g; 4.556g/day. C. Off) = 7.12 -0.049:. 70.6g;
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Assume an account earns 3% compounded monthly. How much do you need to deposit now in order to have $30000 in 6 years? Round to the nearest dollar.

graphs and vertices arching.. Search Quiz: Hom X P b socal emotion you're not cont csun.edu/courses/74778/quizzes/151654/take/questions/2652603 Northridge Tours offers different bus rides for CSUN students to visit a few other national parks on their way from Los Angeles to Yellowstone National Park. The distances in miles for these bus rides are
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DDII'II 4. Question 4 Answer Question 4 and 5 based on the information below: The annual "Sharpe Ratio" is a metric that combines profitability and risk it measures units of profitability per unit of risk. First calculate the difference between the annual return of a stock and the annual return of a risk free investment in government bonds.
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What is the money difference of interest between Lulu and Murphy's 401 ( K) ?)
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4. (10 points) Two 131 students were discussing a problem in which the class was asked to nd the acceleration of a cart rolling up and down an incline at the instant the cart was at the very top of its path (not at the top of the incline). Homer says, \"At the top the velocity has to be zero so the acceleration has to be zero too.\" Marge
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20 18 16 10 Use of Uses Excel Uses Excel, but Uses Excel, but with Does not use Excel proficiently with some errors. several errors. Excel but uses another program
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Theory: The transformation defined by the matrix A = cos e - sin e C - S sine cos e performs a rotation in xx2 - plane through the angle o radians in the counterclockwise direction for a positive angle 0. The same type of a "plane" rotation in x x, - plane can be performed in R" (n2 2, 1si
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Identify the range of feasibility for the right-hand-side variables. If there is no limit enter NA. \f\f
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Maria and John have decided that once they live in a home, they want to have a pet. Maria prefers cats and John prefers dogs. They go to an animal shelter and find several pets that they would love to take home. There are 7 Siamese cats, 9 common cats, 4 German Shepherds, 2 Labrador Retrievers, and 6 mixed-breed dogs. Since they can't decide, they

Fifteen golfers are randomly selected. The random variable represents the number of golfers who only play on the weekends. For this to be a binomial experiment, what assumption needs to be made? C The probability of being selected is the same for all fifteen golfers The probability of golfing on the weekend is the same for all golfers C The
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4. As a buyer of the juniors department your next order of Tshirts will cost you $12.55 each instead of $10.50 each. You decide to handle the increase in cost by continuing to employ the same 61.78 MU% as before thus increasing the retail price. What is the additional markup $ and % that you must add to each of the previously purchased T-shirts so
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1.The length of human pregnancies from conception to birth varies according to a distribution that is approximately normal with mean, = 266 days, and standard deviation, = 16 days. A study enrolls a random sample of 18 pregnant women. a.What are the mean, x, and standard deviation, x, of the sampling distribution of sample means? b.Would the

2. Show the steps (each intermediate tree with the newly inserted node) of building a binary search tree with the following integers being inserted in the order from left to right: 72, 48, 35, 80, 60, 85, 75, 21, 9, 28 Answer: CO 1 Co n w 6 N
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Hi! Could anyone help me with this discrete math question? Thank you so much! 3 Secret Veto In the usual secret-sharing scenario we consider (for instance) a secret vault at the United Nations, which we want to design with the property that any k representatives can pool their information and open it, but any smaller number has no hope of doing
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2- For adult Australian males, height is normally distributed with a mean of 172cmand a standarddeviation of2cm. Thus 47.5% of Australian males have heights below the mean but above what value? could you solve it without using Excel?

7. change in labor productivity = -9.5% 8. change in material productivity = +5% 9. change in energy productivity = +2.4%
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Problem 4 Supplement A: The demand for a customized knee implants continues to increase at a orthopedic hospital. The management is evaluating three different alternatives to meet increasing demand: purchase of one or two 3D printers and the related software or outs a manufacturer. A consultant's report indicates a 0.20 probability that demand
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3). Choose the correct means and standard deviations for PosNeg condition (participants read positive reviews followed by negative reviews) and the NegPos condition (participants read negative reviews followed by positive reviews). A. The PosNeg condition has a mean of ?.46 and standard deviation of 9.99 while the NegPos and condition has a mean
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4. Find the 4-bit linear-feedback shift registers that produce the following output streams. (a) 10100010 (b) 11101001 NEED WATER TT
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AAA Dance shoes makes dancing shoes with leather soles. The shoes cost $29 to manufacture. The fixed cost for the product line is $45,000. The company has determined their demand function to be q=-100p+30,000, where p is the price for each pair of shoes

$3,200,000. 14. Ann is looking for a fully amortizing 30 year Fixed Rate Mortgage with monthly payments for Mortgage A has a 4.38% interest rate and requires Ann to pay 1.5 points upfront. Mortgage B has a 6% interest rate and requires Ann to pay zero fees upfront. Assuming Ann makes payments for 2 years before she sells the house and pays the
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Define a sequence recursively by a1 =1 and for n>1, an=2nan1. Prove that for all nN, an=2n1n!.

Hello, I need some help with the following question: Complete the trace of the binary Search to find target t=4 in the Ii5t {1,2,5,E,1,?,3}
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7. The Goodyear Tire & Rubber Company's December 31, 2016 financial statements reported the following (in millions): Total assets $16,511 Total liabilities 11,786 Total shareholders' equity 4,725 Dividends 82 Net income (loss) 1,264 Retained earnings, December 31, 2015 4,570 What did Goodyear report for retained earnings at December 31, 2016? A)
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Part Ill Measles in Previously Vaccinated Children Before this outbreak, the proportion of children Arkansas had received measles vaccine prior to vaccinated against measles on the Arkansas the outbreak. The overall vaccination level in side was substantially higher than the proportion Bowie County, Texas, was estimated to be 57%. vaccinated on
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In your opinion, should the proposed expansion be delayed or not? Explain your choice, ing advantages and risks
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Can someone help me with this, PLEASE!!! This is for the subject: CAD CAM THANK YOU!!! Please show all the equations and calculations 1. Find the distances AX1 , AY1, AX2 , AY2 in the English unit part shown in figure 1. Dimensions are in inches. 2. Find the absolute coordinates X and Y values of points 1,2,3,4,5,6,7, and 8 as indicated in figure
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2.) The table to the right shows the frequencies of executived salary ranges at a particular organization. Salary Range al How many execudyes at this organization earned $100,000 or more per year? Under $60,000 by What is the probability of randomly anacting an executive who aamad $100 000 or more par year? $60 000 to under c) What is the
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5. A study was performed to test a new treatment for autism in children. In order to test the new method, parents of children with autism were asked to volunteer for the study in which 9 parents volunteered their children for the study. The children were each asked to complete a 20 piece puzzle. The time it took to complete the task was recorded
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Latitude Longitude Maximum Waiting Time (in minute 1.264306 103.822222 1.265270 103.821762 1.264181 103820403 1.265067 103818683 1.265655 103.818049 1.264998 103.817868 The last column in Table 3 provides information on the maximum number of minutes a customer at a particular location is willing to wait before ling a complaint. With the data on
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8. What is the range of numbers that will win the game for your player
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Let f : R3 - R given by f(x) = 2x] - 2142 + 3x213 - 13, where r = (21, 12, 13). 1. Compute the gradient and Hessian of the function f(x) at the point a = (1, -1,0), i.e., Df(1, -1,0) and D2 f (1, -1, 0). 2. Show that f(x) = f(a) + Df(a)(x - a) + 5(x -0) Dif(a)(x -0) where T1 T= T3. 3. Find all critical points for the function and examine if each
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How do core standards Grade 4: CCSS.Math.Content.4.OA.C.5, Grade 5: CCSS.Math.Content.5.OA.B.3 and Grade 6: CCSS.Math.Content.6.RP.A.3.a build student understanding of ordered pairs and graphing?

please use python

. Which roe.T (1-3350) contains the largest value of budget? . How many movies have the genre Comedy, Romance, or Thriller? . What is the grand total of all the money that has been spent making these movies? . What are the last 5 entries of the Star column? . What is the longest running time? Note. you'll have to add an additional argument to the
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% Predict, based on the geometrical meaning of the product of the matrix G by a vector, what will be the images of the vectors e, e,, e, , which are the columns of a 3 x 3 identity matrix I=eye (3) , under the Givens rotation defined in part (5) above, where 0 0 e = O =
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A plane flies 810 miles from Niagara to Cuyahoga with a bearing of 75. Then it flies 648 miles from Cuyahoga to Rosemount with a bearing of 32. Find the straight line distance from Niagara to Rosemount. R 648 mi C N 810 mi

The median incomes of females in each state of the United States, including the District of Columbia and Puerto Rico, are given in table #2.2.10 ("Median income of," 2013). Create a frequency distribution, relative frequency distribution, and cumulative frequency distribution using 7 classes. Table #2.2.10: Data of Median Income for Females
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BONUS [ipts on 20 pt scale, 5pts on 100 point scaie. ) This one is challenging and invoives hard core 5A5 coding! Using our permutation test 5A5 code that we have used in the last two HW's, do the following: El. Build the permutation distribution for the rank sum statistic for the Trauma data used above. Use 5000 permutations. Use 5.0.5 to t I
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To help with his child's college fund, Trey needs to invest. Assuming an interest rate of2.26 % compounded annually, how much would he have to invest to have$ 67,300 after12years? Do not round any intermediate computations, and round your final answer to the nearest dollar.

5. (10') Economic Lot-Sizing Problem: An airplane manufacturer specializes in producing small airplanes. It has just received an order from a major corporation for 10 customized executive jet airplanes. The order calls for three of the airplanes to be delivered in the rst season, two more to be delivered during the second season, three more during
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please use python. jupyter assignment4 REID: 28 5)1491 (BE)(R(7) Logout Control Panel File Edit View Insert Cell Kernel Widgets Help |Python 3 0 + Problem 1 (5 points) Write a function called cval which takes a 2D NumPy array A representing a square matrix and returns the value c = Amax Amin where Amax and Amin are the maximum and minimum
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Let (X0,X1,...,XN) be an adapted stochastic process in the N-period binomial model and let A0,A1,...AN be events such that for each n we have that An is determined entirely by the coin flips (1,...n). Show that "stop at the smallestnsuch that XnAn" is a stopping time.Give an interpretation of this in the case that An={xR:x1} for all n.

3. The cookie dough used by a bakery to make 2-ounce cookies contains an average of 32 raisins per pound of dough. The bakery sells cookies in bags of a dozen. a) Suppose that customers complain if one or more of the cookies in a bag contains no raisins. Over the long run, about what proportion of bags of cookies give rise to complaints? b)
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Answer the following questions for your Whole Person Assessment at two decimal places) with your calculations. Justify your answers to q least a paragraph. 1. Acting as a historical detective, generate a data set consisting of th used in the letter signed by A MOURNER. Be sure to disregard any te numbers, abbreviations, or titles. (These have
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12 . For CCPD to be an acute angle , CD must have a measure between aTIC 13 . For CCPD to be an obtuse angle , CD must have a measure between! ally 14 . What is the maximum measure you can have for
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A winemaker in Barossa Valley in South Australia must decide how much of two types of wine she will produce from a particular variety of grades. Each litre of table wine yields $8 prot, while each litre of dessert wine produces $5 prot. The labour (hour), bottling process time (hour), and grapes required (in kg) used for each litreoftable wine is
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Determine whether the description corresponds to an observational study or an experiment. Twenty patients with Parkinsons disease are divided into two groups. One group receives an experimental drug to fight palsy, the other a placebo. After one year, memory recall is measured. Does the description correspond to an observational study or an

Your friend is asked to simplify the expression 5 + 1 2 5 2 0 . He says that since the radicals are unlike, the terms cannot be simplified. Is he correct? If not, explain how he could simplify this expression

5). Finally, which of the following is the correct results as you would write them in an APA formatted results
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Let U = (1, 2, 3, 4, 5, 6, 7}, S ={1, 3, 4, 7} and T= {1, 4, 5, 6}. List the elements of the following sets. (a) S', (b) SUT, (c) SnT, (d) S'nT (a) List the elements of S'. Select the correct choice below and, if necessary, ll in the answer box to complete your choice. 0 A- S' = {D} (Use a comma to separate answers as needed.) 0 B. S' is the empty
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In this question, you are asked to comment critically on a student's incorrect attempt at solving the equation 5 9(x7) = 10. The attempt is shown below. The equation is (x 7) 5 9 Clear the fraction 5(x 7) Multiply out by 5 5x 35 Subtract 35 5x= 415 Divide by 5 x = 83 = 10 = 90 = 450 The solution is x = 83 Substitute the student's solution x = 83

Show that the compound proposition p q is logically equivalent to (p q)

Which of the following is true about ? (Check all that apply.) Group of answer choices It is rational. It is irrational. As the Fibonacci Sequence progresses, the ratio between its numbers gets closer and closer to . The ratio between Fibonacci numbers is equal to .

An important quality characteristic used by the manufacturers of ABC asphalt shingles is the amount of moisture the shingles contain when they are packaged. Customers may feel that they have purchased a product lacking in quality if they find moisture and wet shingles inside the packaging. In some cases, excessive moisture can cause the granules
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A university dean wishes to estimate the average number of hours his part-time instructors teach per week. The standard deviation is 2.6 hours. How large a sample must be selected if he wants to be 95% confident of finding whether the true mean differs from the sample mean by 1 hour? a. 45 b. 6 c. 19 d. 26

Find the equation of the regression line for the given data. Then construct a scatter plot of the data and draw the regression line.(The pair of variables has a significantcorrelation.) Then use the regression equation to predict the value of y for each of the givenx-values, if meaningful. The table shows the shoe size and heights(in) for 6 men. s

Parallel processing uses two or more computers working to together to solve a problem. Parallel processing efficiency depends on the program. A single processor must complete certain parts of the program while the other processors wait for results. This creates some bottlenecks, which are represented by a percentage of the program that must

You multiply two integers. You increase one of them by 1 and decrease the other by 1. The product increases by 6. What integers could you have multiplied? What is the answer to this question?

#2In a study of vehicle ownership, it has been found that 29% of U.S. households do not own a vehicle, with 46% owning 1 vehicle, and the remaining owning 2 or more vehicles. The data for a random sample of 207 households in a resort community are as follows:62 owned 0 vehicles, 104 owned 1 vehicle, and the remaining owned 2 or more vehicles.When

The levenshein distance

Let F (A) be the predicate " A is a finite set" and S (A,B) be the predicate " A is contained in B ". Suppose the universe of discourse consists of all sets. Translate the statement into symbols. (i). Not all sets are finite. (ii). Every subset of a finite set is finite. (iii).No infinite set is contained in a finite set. (iv).The empty set is a

laplace transform Give the Laplace transform of the solution to p" + 2p ' + 4y=4e , "(0)=-3, "'(0)=5} 4 5 a) O 3 (5+2) + (5+ 2) (5"+ 25+4) "+ 25+4 2 5"+ 25+4 b) OF (5) = 4 3 (5+ 2) 5 (5 + 2) (5 + 25+4) + 25+4 5"+ 25+4 c) OY(6) = 4 (5 + 2) (5 + 25+4) + 25+4 d) Y(5) = 4 1 1 (s + 2) (5 + 25+4) 5"+ 25+4 e) O Y(5) = 4 3 (5-2) 5 (5 + 2) (5 + 25+4) 5+
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3. Amtrail trains provide efficient, nonstop transportation between Los Angeles and San Diego. Train A leaves Los Angeles headed toward San Diego at the same time that Train B leaves San Diego headed for Los Angeles, traveling on parallel tracks. Train A travels at a constant speed of 84 miles per hour. Train B travels at a constant speed of 92
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The time required to play a certain game is uniformly distributed between 20 and 60 minutes. Complete parts a through c below. a. Find the expected value and variance of the time to complete the game. The expected value of the time to complete the game is 40 minutes. The variance of the time to complete the game is 133.33 b. What is the

What is February's average daily census for adults and children? (round to a whole number) 12.345 inpatient service days /29 days in month non leap year =426
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Question 2: At a price of $1.94 per bushel, the supply of corn is 9800 million bushels and the demand is 9300 million bushels. At a price of $1.82 per bushel, the supply is 9400 million bushels and the demand is 9500 million bushels. a) Find a price-supply equation of the formp=mx+b b) Find a price-demand equation of the formp=mx+b c) Find the

In one week a computer store sold a total of 35 computers and hard drives. The revenue from these sales was $19,170.00. The computers sold for $750.00 per unit and the hard drives sold for $160.00 per unit. Use x for the number of computers sold and y for the number of hard drives sold. Its asking me to make a mathematical equation for the

1.25 Suppose that 10,000 customers in a retailer's customer da- tabase are categorized by three customer types: 3,500 prospective buyers, 4,500 first time buyers, and 2,000 repeat (loyal) buyers. A sample of 1,000 customers is needed. a. What type of sampling should you do? Why? b. Explain how you would carry out the sampling according to the
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Problem 3. [10 pts] Given a point O interior to A ABC. Prove that AO + BO + CO is less than the perimeter of the triangle
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Please help me simply the following, multiply out any brackets, expand algebraic fractions and collect the terms 7x133x + 21 7(53t) [2] 9 + n(114n)11n 10t5(9s7t) [3] 5p(7 + 2p2)7(3p6 + 2p3) 3x2 + 12x24 3x Please help solve the following equations and show me how its worked out 9a5 = 3 + 5a y 4 1 = 3(y4)

After filling in the requested information, you may either scan your work or take a cl picture and submit as a file attachment to Assessment 2.07 Graphs of Rational Fun When saving files, please remember that you should not use a period or a space in name. It is recommended that you use the underscore when saving your documen 1_02pg1, 1_020g2,
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Can I have sample questions on Mat 105 TE? I need to pass this math to complete my degree program

I welve months from now, what is the difference between the value of the funds available n (6), and the total present value of the required payments determined in (7)? Show your culations
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3. (15 points) Some people think that it is implausible that humans can be affecting the amount of C02 in the atmosphere because the atmosphere is so big and we are so small- The total mass of the atmosphere i_s very large about 5 X 1018 kg. But C02 is a fairly small fraction of this about 6 x 10'4 of its mass. According to the website on carbon
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3. Conduct a Welch's two sample t-test on the Education Data from HW 3 (untransformed). Perform a complete Analysis a. State the problem, address the assumption, be sure and back your answer up with what you know about theory [CLTIi as well as with histograms, box plots, qq plots etc. Show all 6 steps [including a thoughtful. thorough yet
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24. Conduct a simulation analysis to check your answer predictions from the previous question. To do this, enter the new values into the four boxes of the table and press Use Table. Then ask for 1,000 repetitions in your simulation analysis. Enter the new observed value of the statistic and then press the Count button. Report the approximate
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Question 14 Calculate the average speed of the North American Plate in cm/yr using the Yellowstone hotspot track beginning at the Mcdermitt Volcanic Field. This procedure was covered in the Lab 2 Information and Procedures document. Yellowstone MT Hotspot Track 1.3 mya 0.6 mya OR ID 2.0 mya 4.3 - 6 5 mya Mcdermitt Volcanic Field 11.8 mya WY 16.1
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Please Help '54 Activity: The Quadratic Formula Solve the following quadratic equations using the quadratic formula. 1_ x2+6x+8=0 2_ 2x2+10x=5 Determine the number and type of solutions for the quadratic equations given using the discriminant. 5_ 2x28x+3=0 5_ 9x2 24x+16 =0 7_ x2+18=9x 3_ x214x+19=0 9_ 7x2+6x+2=0 10. The length l (in feet) of
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The management of Sunflower Carriage Ltd is planning to run down production and sales of two of its existing products, A and B. Sales of A in the month just ended were 8,400 units. It is planned to reduce sales by 600 units per month. Sales of B in the month just ended were 6,000 units. It is planned to reduce sales by one fifth each month.

Find the sum of the sequence. 32+33+34+35+..... +123 The sum is?

In manufacturing medical Equipment , Alliance Medical , Inc . USEd 4, CUD FEEL Of direct materials at a cost of $ 5. 50 per pound . The standard was 4, 400 feet at $ 5. 70 per foot. Calculate the materials quantity variance . $1 , 140 Favorable 51, 980 Favorable* $1 , 140 Unfavorable $1 , 980 Unfavorable
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:> Pause Problem #3 (What a regression line means) I=|What does a regression line really tell us? There are actually four things it can tell us, but I only need you and your group to come up with two things (try for four, thoughl). As a hint, see if you can address these issues: what does it do, what can we use it for, how does it differentiate
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