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Mathematics Questions and Answers June 13, 2021

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Suppose an operator has been assigned to the responsibility of maintaining three machines. For each machine, the probability distribution of the running time before a breakdown is exponentially distributed with a mean of 9 hours. The repair time also has an exponential distribution with a mean of 2 hours. Specify the appropriate queuing model

Part A Distance toCampus 37 5 4 6 16 5 8 12 6 12 13 25 9 2 35 10 4 10 6 9 5 5 5 22 9 7 3 10 9 7 8 5 Do you think the data represents a population or a sample Use the Distance to Campus data to find Mean Range Median Standard Division

Please answer Problem 1: Population data Problem 1. Population data A population consists of 5 units: X = 5, 7, 9, 11, and 13. All units are given equal probability of selection and a sample of size 2 is selected with replacement. Graph a probability histogram of the population values. Title this graph: Population Distribution. What is the shape

If the calculated z = 1.35. What is the p-value in a two tailed test? When testing a hypothesis about two population means, the z-test may be used if both sample sizes are?

Hello can you help me with this question. A teacher was interested in knowing if leadership ability was correlated with attractiveness in third graders.The teacher ranked a group of students for leadership ability and had another teacher rank the same children on attractiveness. Using the following data and table as an aid, what is the value for

83. Find the slope of the lines passing through these points. a) (-50,-67) (38,-78) b ) (0 , - 64 ) ( -32 , 43 ) c) (6, 80) (6, 75) Unauld ball of ruswedt was fogerty 'T only ped a d) (7, 76) ( 4, 76 )
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The time (in minutes) it takes to assemble a certain bicycle follows a normaldistribution.Usingtheattached summary statistics and the Empirical Rule , approximately what percentage of the distribution of assembly times is between18 and 22 minutes? Give your answer as a whole number w/ no decimal and no percent sign. Summary Statistics Column n
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13 (threea) Whichexpressionis equivalent to s* + cos' e+ tan' en) csc3 8 cosa a secze po
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Hi, please help me answer these items. Provide an explanation and solution pls. This is already a reposted question. Thank you. *** Find the domain and range of the following functions. a. f:{-3,4), (-1,8), (0,-4), (1,4), (3,8), (5,11)} b. g(x ) = 1 x+3 c. h(x) = V9-x2 d. f(x) = x- 3x - 4 e. f:{(-2, 4), (-1,7), (0, 10), (1, 4), (2,7) f. f(x) = 1
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An energy company is proposing to start "fracking" at a location of x = 2.5 km, y = 7.5 km (see map). The community is worried that fracking will contaminate the confined aquifer that supplies the town with water with a pollutant. The aquifer is 10 m thick, with a hydraulic conductivity (K) of 0.005 ms-1 , and is surrounded above and below by
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For the polynomial below, - 1 is a zero. h(x ) =x+ 7x+ 13x+7 Express h (x) as a product of linear factors. h (x) = 1
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(h) (4 points) Suppose R2 = 0.8704 for the fitted model up Y | X1, X2, X4) = B + B, X, + B, X2 + B, X4. Fill in the four blank lines in the corresponding ANOVA table (ignore the xxxx entries). Source DF Sum of Squares Mean Square Model 231,052 XXXXXXXXXXX 35.82 Error XXXXXXXXXX XXXXXXXXXXX Total
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You just purchased the lockbox below to store a spare set of keys for your house. It allows youto set a passcode using digits from 0 to 9: How it works: Each digit is either ON or OFF, so pushing the same button twice removes it from the combination (as opposed to adding it a second time to the code). E.g. pressing 2, 7, 4 or pressing 2, 7, 3, 4,

1.If a cell in an Excel spreadsheet uses the following formula to determine the future value of an investment:"=FV(0.06/12, 12*6, 100.00)" Note: You don't need Excel to answer this question. a.How much money is being invested each month? b.What is the APR? c.For how many years will monthly payments be made? d.How much money total will have been

Conduct a literature review to identify two case studies or a scenario, such as th_e Tuskegee Study or The Spirit Catches You and You Fall Down, where the principle of medical ethics played a pivotal role in decision-making. This could be a historical or contemporary case. Read the case studies and reflect on how the four principles of medical
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Seeking assistance with the below: What are the eight items you need to consider when deciding what statistical test to use? When your variables are nominal and/or categorical, what kinds of measures of association (i.e., tests) do you use? What are three measures that you could use to assess causality in nominal data? When your variables are

Numerical analysis I Interpolation and the Lagrange Polynomial questions I have solutions for 9 and 11 but do not understand them. 9. Let Py(x) be the interpolating polynomial for the data (0, 0), (0.5, y), (1, 3), and (2, 2). The coefficient of x' in Py(x) is 6. Find y. 10. Let f(x) = vx - x2 and P2(x) be the interpolation polynomial on xo = 0,
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Determine whether the following statement makes sense or does not make sense, and explain the reasoning. The graph of (x + 8)2 + (y +6)2 = 16 is the graph of x2+ y = 16 translated eight units left and six units down. Select the correct choice below and fill in the answer box to complete your choice. O A. The statement makes sense because the graph
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plasma theory please need urgently Apply the single charge particle model to "Non-uniform E field" case. Interchange the direction of B and E. Obtain the new drift, its magnitude, determine its direction; explain its result as well
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Pls answer this quickly just need the answers no explanation Translate the following statement into symbols. Then construct a truth table for the compound st is true. You mowed the lawn and you did not leave the room a mess. p: You mowed the lawn. q: You left the room a mess. Write the compound statement in symbolic form and complete the truth
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just solutions of e, f, g, h and i, thanks. Problem 2 (9 marks) Jim the statistics student is woken at 8 AM each morning by his mother. He then lies in bed for up to 2 hours. Upon rising, it takes Jim an hour to shower and have breakfast. After that, Jim likes to watch the videos he never got around to the night before. He is however very
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f (x) 25. Fill in the table below with regard to the given function (1 point per blank) g (x) h(x) f (x) Domain g (x) h(x) Range Intervals of Increase Intervals of Decrease Absolute Maximum Absolute Minimum Relative Maximum Relative Minimum x - intercept(s) y - intercept(s) Linear or Non-Linear End Behavior f ( - 2) 9 (4) h (-3) Evaluate: Value(s)
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what is the answer to this question? what does it mean that Find the first coordinates of the points on ~~ slope 9? and I cannot figure out (a) ,(b) why keep asking me revise the questionjQuery22408433798747505763_1574185972165 \f41. (a) Find the first coordinates of the points on the graph in Fig. 4 where the tangent line has slope 9. (b) Are
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Determine whether the given differential equation is exact. If it is exact, solve it. (If it is not exact, enter NOT.) (tan( x )sin( x ) sin( y )) dx + cos( x ) cos( y ) dy = 0

The publisher of a daily newspaper claims that 90% of its subscribers are under the age of 30. Suppose that a sample of 300 subscribers is selected at random. Assuming the claim is correct, calculate the probability of finding at least 260 subscribers in the sample under the age of 30.

Simplify the following expression completely (w^5)^12

Erplomrroa 3- Middle Euxl and North Africa Exploration #3: Middle East and North Africa (Geog 1030- World Geography) To complete this exploration, you need to upload the .kmz file for this exploration into Google Earth. Important note: Your multiple choice and essay responses to these questions are to be entered in the Answer Choices link in
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" -... Find the scale ratios for the following maps. 50. 1 in(map) = 10 km (actual)
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Suppose { x n }, { y n } R suppose lim n x n y n = 0 . I have to write a proof that states if lim n x n = x 0 then lim n y n = x 0 I know that I can rewrite this as lim n x n lim n y n =0 However I must prove using this outcome in my answer | y n x 0 | = | y n x n + x n x 0 | |

(2 points) Find the volume of the solid obtained by rotating the region bounded by the curves y = sin(z), z = /2, * = m, and y = 0 about the z-axis. Volume =
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MODELING WITH MATHEMATICS In the diagram, NP = 8 inches, and LR = 20 inches. What is the diameter of the bottom layer of the cake? The diameter of the bottom layer is inches
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Complete the first table so that f(x) is a function Complete the second table so that g(x) is not a function. X S(x) 8(x) -1 -1 -8 -8 6
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13. Music Depot signs a 12-month simple discount note with a face value of $9, 300. Find the proceeds if the discount rate is 9%. $8, 463 $8, 333 $8, 133 $8, 863 O
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Which specific curricular strategies and instructional techniques will you be sure to cover in your professional development plan for the school you are working with? Explain why?

Boxes of granola are on sale at a price of 2 for 4.50.There are 12 ounces of granola in each box.What is the unit price in dollars per pound?

The portions of a worksheet bounded by and separated from other parts of the worksheet by horizontal and vertical lines are called ................ enter your response here

2015 Royal Kona Tour Information Tour Lanai Villagers Sunset Price per passenger $ 78.00 $ 83.00 $ 107.00 Fixed Costs (annual) boat depreciation $110,000 $100,000 $100,000 boat maintenance 42,000 29,000 30,000 insurance 5,400 5,400 5,400 share of hotel costs 21,000 21,000 21,000 advertising 18,000 18,000 18,000 Variable Costs(per trip) fuel 165
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Knowledge check: Unit 3 MTH1W Learning Activity 3 5 Knowledge Check: Unit 3 Knowledge Check: Unit 3 Knowledge 1. Complete the following table. Provide a full solution of your calculations in the space provided. Decimal Binary Hexadecimal 403 11011101 Knowledge check: Unit 3 MTH1 W Knowledge Check: Unit 3 2. Perform the following conversions.
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You are thinking about investingin a business with expected returns as follows:costs of $1,250 per quarter for one year, gains of $2,000 per quarter for the next 2 years, and gains of $3,000 per quarter for the next 3 years.If you want to get a return on your investment of 6% compounded quarterly, what would the present value of this investment

What pages will be favored for the following search terms: Chevrolet AND Corvette

EXERCISES In Exercises 1-12, use your new area conjectures to solve for the unknown measures. 7. A = 420 ft2 LE = ? E 17 ft U 25 ft Ly 8ft 17 ft 20 ft B 25 ft 8. A = 50 cm2 Ch h = 2 7 cm 6 cm ih -13 cm 9. A = 180 m2 b = ? 19 m 24 m
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Characterize the Voronoi diagram of two disjoint non-parallel line segments. Explain your characterization. Explain how to extend the plane-sweep algorithm covered in class so that it can construct the Voronoi diagram of TWO disjoint line segments. You can assume that none of the n line segments is vertical or horizontal.

1. Evidence systematic approach to problem solving is best. What is useful approach to problem solving? Problem solving a. Understand the problem - state the problem in your own words b. Determine the cause c. Select solution and take action d. Evaluate results

(4) Maximizing Area. A homeowner wants to fence a rectangular play yard using 60 feet of fencing. The side of the house will be used as one side of the rectangle. Find the dimensions for which the area is a maximum. of the above A 15 ft by 30 ft B 20 ft by 40 ft C) 40 ft by 40 ft |D 40 ft by 80 ft|E)& Solution
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Only final answer ASAP find the critical numbers at which the function y = 4x3 - x has a local minimum The curve y=x + 2x - 36x + x+1 has inflection pointls) at
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1. A geometric construction is an accurate drawing of shapes, lines, and angles using only a 1. You are making a fruit salad. You cut a banana in half and think of it as a cylinder with the cut you made straightedge and compass. Tell if each geometric construction is possible or impossible. (5 as its base. Then, you consider the different shapes
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What is the volume of the box he chooses? John wants to mail a package to his friend. He chooses a rectangular box with a length of 1.2 ft, a width of 1.5 ft, and a height of2 John wants to mail a package to his friend. He chooses a rectangular box with a length of 1. 2 ft, a width of 1. 5 ft, and a height of 2 ft. What is the volume of the box he
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Let X be a r.v. whose pdf is: fx(x) =1/2 exp(-x 2 /2), where -

EXERCISES Graph each quadratic function. Give the minimum or maximum value and the axis of symmetry. (Lessons 6.1, 6.2) 1. f(x) = 2x2 2. 8(x) = -(x+2)+4 6 y 1 6 ly 4 . 4 12 -6 1 x -4 - 2 0 2 4 -6 -4 -2 0 2 4 NO 2 4 -4 6 6 minimum = 0; x = 0 maximum = 4; X = -2 Write the equation for the function in each graph, in vertex form. (Lesson 6.3) 3 6 Ty 4
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Please solve this problem. Problem 2 [6 points]: Determine the value of the real number A so that a finite limit exists, and then compute the limit: lim 20- +00 Ax2 + 2x - 5x)
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A coffee shop knows from past records that its weekly takings (sales) are normally distributed with a mean of $12,000 and a standard deviation of $3100. Answer the following questions: 1.(a)Find the probability that in a given week the coffee shop would have takings of less than $14,000. 2.(b)Find the probability that in a given week the takings

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Last week Sarah had exams in Math, Spanish and English. On the Math exam, the mean was = 40 with = 5 and Sarah had a score of X = 45. On the Spanish exam, the mean was = 60 withs= 8 and Sarah had a score of X = 68. On the English exam, the mean was = 70 withs= 8 and Sarah had a score of X = 78. For which class should Sara expect the better grade?

If the odds for E equal the odds against E', then P(E)=1/2. Is this statement false because the odds for E is always equal to the odds against E' regardless of the value of P(E) OR , is it false because the odds for E is equal to the odds against E' only when P(E) is less than 0.5?

Rewrite the following expression so that it no longer contains an exponent. Do not calculate the value! (1.05)6

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f_X(x) = 1/x if c x 1, 0 otherwise. Consider the random variable Y = 1 + ln(X). Compute the cdf F_Y(y). What's the distribution of Y? Now let U U[0, 1] be a uniformly distributed random variable on [0, 1], and consider the random variable Z = e^(U1) . Compute the pdf f_Z(z).

EXERCISE 1.4 Anders and Michael were classmates in college. In their spare time while undergraduates, they developed a software product that regulates traffic on internet sites. Their product uses very imaginative and original ideas, and they have applied for a patent. They estimate that there is an 80 chance their patent will be approved by the
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Question 16 (5 points) Determine whether WX and YZ are parallel, perpendicular, or neither. W(-4, 5), X(8, -1), Y(6, -2), Z(1, -7) perpendicular neither parallel
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Conscientiousness declines dramatically from early adulthood and hits a bottom during middle adulthood, followed by a gradual increase during late adulthood. ion 4
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Question 10 (5 points) Write an equation in slope-intercept form for the line passing through the pair of points, (-1, 2), (4, -3) O v= -x+ 1 Ov=Ox - 1 Ov=-x-1 O y = Ox + 1
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9. Express the peak landing force as a % of body weight (%BW = Peak landing Force/Body weight * 100). Why might it be useful to express this landing force in terms of % body weight (instead of directly in Newtons)
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8. For the Bayesian Network shown below, without using any software tool, find a) P(p1/x1), when x is instantiated (15 points) b) P(q1/p1), when p is instantiated (15 points) c) P(w1/p1), when p is instantiated (15 points) Assume all nodes have binary states. P(X1) = 0.2 P(Z1/X1) = 0.2 P(y1/X1) = 0.1 y P(Z1/X2) - 0.4 P(y1/X2) = 0.2 P(q1/Z1) = see
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urgent, please QUESTION 9 Let A = {1, 2, 3, 4, 5, 6, 7, 8} and 1 2 3 4 5 6 7 8 P = 2 3 1 4 6 7 8 5 be a permutation on A. 6 October/Nov (a) Write p as a product of disjoint cycles. (b) Determine the period of p, that is, the smallest positive integer k such that p* = 1A. (c) Find poq where q = (3, 4, 1) o (6, 7, 8)
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in the case, to evaluate the investment in the larger truck and trailer. (Hint: Perform payback period, net present value, and internal rate of return
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If the average interest rate for a15-year fixed rate mortgage is 5.00%, then the corresponding30-year fixed rate is 4.85%. If the15-year rate decreases to 4.00%, then the30-year rate decreases to 3.75%. what is the equation of the line that describes this relationship. put the answer inslope-intercept form. Let x be the15-year fixed rate and y be

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10^-3.6 is less than zero. what are you not understanding. i cant go from zero to the left (10^-3.6) and then back to the right (s+2)

Series Solutions-Review: Problem 7 (1 point) Find the second-degree Taylor polynomial for f(a) = 3x2 - 7x + 3 about ac = 0. P2(a) = What do you notice about your polynomial?Series Solutions-Review: Problem 8 (1 point) The function f(x) is approximated near x = 0 by the second degree Taylor polynomial P2(a) = x - 1 - 2x2. Give values: f(0) = f'(0)
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(Algo) Volume Trade-Off Decisions (Required 1-4) Exercise 13-8 (Algo) Volume Trade-Off Decisions [LO13-5, LO13-6] Barlow Company manufactures three products-A, B, and C. The selling price, variable costs, and contribution margin for one unit of each product follow: Product A B C selling price $ 150 5 240 5 200 Variable expenses: Direct materials
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Elections are integral to democracy. a) In an election, the polls are open for a particular period of time. In some cases, the party in power drops the number of polling booths in areas where they have low support and increases the number of polling booths in areas where they have more support. Describe how this may affect the results and how it

In a class: 8 students enjoy reading 9 students enjoy video games 4 students enjoy both reading and video games 5 students enjoy neither reading nor video games How many students are there in this class? Your Answer: Answer Question 11 (1 point) A lottery ticket has 4 numbers selected from the numbers 1 through 43, without regard to order. How
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Hvordan beregner man sandsynligheden for antal enheder ved hjlp af Chebyshevs stning?

Can you help me find an alligators Tail length, T varies directly as it's body length, B. an alligator with a body length of 5.4 feet has a tail length of 4.2 feet what is the tail length of an alligator who's body length is 3.6 feet? I am not sure if I am suppose to round or use decimals because it keep telling me my answer is wrong

Don't understand (c), (d), (e). Need help solving question with steps. Please help. It's evaluating each limit \f
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As detailed please Find the value of a that makes f ( x ) sin2 0 9 continuous at x = 9. (You must use the definition of continuity)
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I For each topic you must include the following: o An EXPLANATION of the factoring technique. o THREE EXAMPLES with various levels of difficulty. o **Two of the examples must include a GCF first!*
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While hiking, Kennedy's velocity varied, as shown on the graph below. Assume the horizontal axis shows the time in hours and the vertical axis shows the velocity in miles per hour. Find Kennedy's total distance traveled on the interval left square bracket 0 comma space 4 right square bracket. a.) 9 miles b.) 7 miles c.) 10 miles d.) 8 miles

3) Write a Python program to insert items into a list in sorted order. (10 Marks)
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The prices (in dollars) for a graphing calculator are shown below for 8 online vendors. Estimate the population standard deviation in price with 90% confidence. 148 133 136 152 140 143 129 139 O 54
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Could you help giving me explanations on the following problem ? Thank you. Financial Math Liability payments of 100 each are due to be paid in 2,4 and 6 years from now. Asset cashflow consists ofA1in 1 year andA5in 5 years. The yield for all payments is 10%. An attempt is made to have the asset cash flow immunize the liability cashflow by

What is the rate of change of the area of a circle with respect to its radius whenr=2.5 r=2.5? Thank you

subject: Math solve the following questions ( handwritten solution only neatly and clean box final answer) thankyou! solution must be same as the sample below ST. MARY'S COLLEGE TAGUM, INC. GRADUATE EDUCATION PROGRAM National Highway, Magugpo East, Tagum City. 810p Norte, Philippines Quality Transformative Ign Marian Education MATHEMATICS
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please show work Questions 7 - 9 (3 points each): Use the following scenario to answer the questions. During a shift at a Student Success Learning Center, there are always ve tutors scheduled to help. The following probability mass function represents the number of available tutors (tutors that are not currently helping other students) at any
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Which of the following functions is nonlinear? Group of answer choices 4X/Y + 7Z 4X + (1/2)Y + 7Z -4X + 2Y 4X + 2Y + 7Z

1.According to a National Center for Health Statistics report based on data collected in 1985, 30% of Americans smoke cigarettes. Suppose you were to select a random sample of 20 Americans today and found that 1 smokes cigarettes. A.Using the binomial distribution and assuming that the percentage of Americans that smokes cigarettes has not changed

Erica purchased a house for $450,000. She made a down payment of 25.00% of the value of the house and received a mortgage for the rest of the amount at 6.02% compounded semi-annually amortized over 25 years. The interest rate was fixed for a 3 year period. a. Calculate the monthly payment amount. Round to the nearest cent b. Calculate the
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Your friend who is visiting from Canada just took her temperature. When she reads 99.9 F, she becomes concerned that she is quite ill. To convert her 99.9 F temperature to the equivalent reading on the Celsius scale, the following calculation must be performed: TC=(TF32)/1.8 TC=TF1.832 TC=TF1.8+32 TC=(TF+32)1.8

The following sample questions are similar to the format and content of questions on the Accuplacer College Level Math test. Reviewing these samples will give you a good idea of how the test works and just what mathematical topics you may wish to review before taking the test itself. Our purposes in providing you with this information are to aid
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The following table gives the results of a study investigating the association between low birth weight and the race of the mother. Race Low birth weight Normal birth weight Black 11 15 Other 25 42 White 23 73 Provide a 95% confidence interval for the prevalence of low birth weight for Black mothers. What assumptions must you make before

give me solution in 10 minutes Solve the following system of differential equations: Awww. www wwwwwwwwww. -1 -2 X'= X + X(0) = 3 4 5 . Detail the solution as best as possible. . Name the formulas or equations that are whowwwww wwww included in the solution. www wwwwwww
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Popularity of our undergraduate classes (numbers 100- 499, please exclude 400-410 course numbers) O By concentration and BA core Fill rate and total enrollment
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AMLK has vertices M( - 3, - 2), L(3, - 2), and K(0,1), Is AMLK scalene, isosceles, or equilateral? Is AMLK scalene, isosceles, or equilateral? O scalene O equilateral isosceles Determine whether the parallelogram is a rhombus, rectangle, square, or none. Explain. A(2.5), B(5.9). C(8.5), D(5,1) Choose the correct answer below. O A. ABCD is a square
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Intrepid Design Studio has estimated that the new outdoor clothing line will require an initial investment of $40,000 in equipment, workstations, materials, promotion, staff training and web development. The clothing line is expected to increase annual profits by $10,000 for the first 4 years and $5,000 for the next 4 years. There will be no
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If a newborn's heart rate is less than 60 beats/min following delivery, you should: Group of answer choices flick the soles of its feet. begin chest compressions. provide ventilations for 30 seconds. re-suction the mouth only

Question 22 10 out of 10 points Copy of Exhibit 10.2 The following questions are based on the problem description, spreadsheet, and the Risk Solver Platform (RSP) Discriminant Analysis report below. A college admissions officer wants to evaluate graduate school applicants based on their GMAT scores, verbal and quantitative. Students are classified
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subject mathematics of finance Question 2 A 5% discount on a smart phone amounts to $100. What is the phone's list price? Answer = $ (rounded to the nearest cent) > Next
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1) Find an equation of the line containing the given point and perpendicular to the given line. Express your answer in the form y=mx+b. (2, 9); 4x+y=8

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