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Mathematics Questions and Answers March 18, 2023

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HW9. In the text we investigated a smaller version of the US Electoral College, Where the only states are NY, PA, NJ, and DE, with weights 29, 20, 14, and 3, respectively. For each state this equals the combined number of Senators and Congressional representatives. One criticism of the Electoral College is that if the weights were based on
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20) Find the standardized test statistic t for a sample with n = 15, ; = 7.2, s = 0.8, and or = 0.05 if H0: 11 s 6.9. Round your answer to three decimal places. A) 1.312 B) 1.452 C) 1.631 D) 1.728
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Topic: Decision Alternatives State of economy Probability Market Return Gold Return -Boom...........................(0.15)....................(25%).................(-30%) -Moderate Growth.........(0.35)....................(20%)................(-9%) -Week Growth...............(0.25)....................(5%)...................(35%) -No

5. (20) A teacher wishes to test the effects of using reinforcement versus a conventional method for maintaining classroom department. Twenty different teachers are instructed on the techniques to be used in the study; 10 on the conventional method and 10 on using reinforcement. Data was gathered on the number of minutes of attentive behavior in
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Over the past 3 years, a cloud service has been unavailable for a total of 36 hours, primarily due to a denial of service attacks. Additionally, the physical server hosting the cloud service was hacked and the service had to be rebuilt and migrated. It took the cloud provider 10 days to replace the server and for the cloud service to become

2. Write the equation of a circle with a center of (0, 0) and a diameter of 20. Show all work. Please type in answer, instead of writing on paper and scanning. Thanks!

\f\f\f\f1: y=x +1, y=0, x=0, x=5 V= Answer: 2: 2 y =2 xx=2 y about the y axis V= Answer: 3: 203 3 512 15 The volume v of the described solid S: V =1/3 ( R2 + Rr+ r 2) Answer: R1 Answer 4: Answer 5: about OA=( 16/5) Intersect at the points (0,0) and (3,9) Outer radius = 3x and Inner radius = A ( x )= (9 x 2x 4) V =(162/5) S=(L/h) x Answer 6: L (

Find the equation of the line passing through (7, 13) and (- 13, - 15) x - y = 2 7x - 5y = -16 2x - y = 1 x +y = 20

E. up'I-uu .IJ'U 14. 1What is the unit cost tar establishing a minimum bid on a enetimeenly special order at 1,000 units frem an overseas city. if all cast relationships remain the same except fer a onetime setup charge at $40,000
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The estimated monthly sales of Mona Lisa paint-by-number sets is given by the formula q = 98 e 3 p 2 + p , where q is the demand in monthly sales and p is the retail price in hundreds of yen. (a) Determine the price elasticity of demand E when the retail price is set at 600. E = Interpret your answer. The demand is going ? up down by % per 1%

Need assistance solving the below expressions using the rules of exponents. 2 t/2 2 t/3 3 * 4 3

Forty adult men in the United States are randomly selected and measured for their body mass index(BMI). Based on thatsample, it is estimated that the average(mean) BMI for men is 25.5 25.5 , with a margin of error of 3.3 3.3 . Use the given statistic and margin of error to identify the range of values(confidence interval) likely to contain the

factorizar 6 x^2 + 7x -24 Se puede utilizar el metodo de tanteo 0 el de ac

Find the present value annuity factor for a 12-year annuity whose annual rate is 9.7% with daily compounding. Round your answer to the nearest thousandth place (3 digits after the decimal point). This is a problem regarding the math of money and annuities im having trouble doing the practice problems for the up coming exam. and got stuck on this

what characteristics does a square and rhombus have in common?

Two independent samples occur when (1) in one sample are not paired with observations in the other sample. When a t test is conducted for two independent samples, the difference between population means reects the (2) of the variable being studied. In the example in the text, the variable is (3) . When there is little difference between the two
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5. Write the equation of a circle with a center at (-5, -7) and a radius of 3.8. Show all work. Please type in answer, instead of writing on paper and scanning. Thanks!

Question 1 (Module Outcome #1): Create a binaryr search tree for 6 randomly chosen breakfast foods
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How can i tell if a row space or column space is linearly independent

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I have attached the photo for viewing. This is the question for this problem. In the straightedge and compass construction of the equilateral triangle below, how do you know that EF 2 5?? /A\\ O A. 95 is the radius of both circles. O B. 57 and 05 are radii of the same circle. 0 C. F and 1E" are radii of the same circle. 0 D. 1? and FF are radii of
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Any help would be appreciated: I need to prove whether the following statement is a bijection or not a bijection f: Z-->Z, where f(x)= x-10 So far I have: Let Z-->Z, where f(x)=x-10 let a, b be an element of Z and let f(a)=f(b) Therefore xa-10=xb-10 Therefore -10a= -10b Therefore -a = -b Therefore (a+b)(a-b) or a= +/- b Therefore f is not 1:1 I

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Which statement justifies that x2+ 3x 1 multiplied by 2x2 2x + 1 obeys the closure property of multiplication?

Problem 7: Let f (x ) = In x Which of the below gives the first derivate of f (x )? (a) f' (x) = 1 (1-x)2 I + Inx (b) f'(x) = x(1-x) (c) S'(x ) = 'd) none of the above
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Q3) You currently owe $3,972 to your credit card that charges an annual interest rate of 22.00%. You make $176 of new charges every month and make a payment of $241 every month. What will your credit card balance be in three months? Q4) You would like to retire in 21 years. The expected rate of inflation is 04.00% per year. You currently have a

The table below represents a linear function f(x) and the equation represents a function g(x): xf(x) 170115 g(x) g(x) = 5x 4 Part A: Write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). Part B: Which function has a greater y-intercept? Justify your answer.

Determine the equation of a parabola with vertex (7, -2), and passing through the point (6, 0). Graph the parabola.

A patient takes vitamin pills. Each day he must have at least 2160IU of vitamin A, 7 mg of vitamin B1,and 200 mg of vitamin C. he can choose between pill 1,which contains 360I of vitamin A, 1 mg of vitamin B1,and 20 mg of vitamin C, pill 2,which contains 240IU of vitamin A, 1 mg of vitamin B1,and 50 mg of vitamin C. pill 1 costs 10 cents, and pill

The following list of numbers:1,7,13,21,26 is converted to standard units. What is the resulting standard deviation (SD) of the converted list? Please list the step to get the answer

I need help please. I need to find the supply equation, demand equation, equilibrium price and equilibrium quantity. When milk prices are$3.00 per gallon, the annual supply for milk in California is50 billion gallons and the annual demand is100 billion gallons. When the price increases to$4.00 per gallon, the annual supply increases to100 billion

Calculate the stopping sight distance for a design speed of50 km/hrfor a two-way traffic in a two-lane road given that the coefficient friction between the tyres and the road is0.37.

I have attached the question for help. Please see below. The following reads In the straightedge and compass construction of the congruent angle below, which of the following reasons can you use to prove that In the straightedge and compass construction of the congruent angle below, which of the following reasons can you use to prove that LDEF ::
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11. Kris bnught a new fur coat fur $8,000. She must pa}.r 5% sales tax and TE: sxcist: tax. The furricr is shipping the cunt. sn Kris must alsn pay a $15 insurance chsrgva. What is the tntal purchssn pnc of the coat
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Imagine doing a statistical study in your field. What are some data points that you might collect? Do you think you might need to bin your data and if so, what would the grouping look like?

If the cost of producing a product that sells for $27 is 30,000 plus $12.00 per piece, then how many products must be sold to breakeven? The breakeven point is at products.

a. State the audit objective associated with each of the audit procedures. 1:. Identify those audit procedures which are potential controls with respect to revenue recognition. Justify your response
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The area of a rectangular wall of a barn is 45 square feet. Its length is 12 feet longer than the width. Find the length and width of the wall of the barn

1. Let V and W be finite-dimensional vector spaces and let S:V W and T :W V be linear maps such that TS = idV . (a) Express the dimensions of the null spaces and ranges of S and T in terms of dimensions of V and W . (b) Which values dim V and dim W can take in this situation

Assignment (Due Thursday June 15, 2017) Suppose that the true model is Find the alias for x,, ..x
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Suppose u() = ln(). Show that the inverse function I(i) = i^1, the Lagrange multiplier = ^1, the optimal attainable wealth is W = Z^1B1, and the optimal objective value is ln() E[ln( Z/B1 )]. Compute these expressions and solve for the B1 optimal trading strategy in the case where N = 1, K = 2, r = 1/9, S0 = 5,S1(1) = 20/3 ,S1(2) = 40/9 , and P(1)
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Consider the directedHamilton Pathproblem (DHP) described on page 480. a)Show that DHPps, tHamilton Path wheres, tHamilton Path takes as input a directed graph G=(V,E) and two designated vertices in V, and returns yes when there is a Hamilton path starting atsand ending att. b)Consider the problem of finding a shortestsimplepath in a directed

4. On the website www.metoffice.gov.uk/hadobs/hadcet/cet info mean.html, find the actual mean monthly temperatures (CET) recorded for the first five months of 2018, and compare them with your forecasts. Knowing that February and March of 2018 were exceptionally cold in the entire Western Europe, how this fact is reected by your February and March
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2U. If the two countries are engaged in free trade and there are no transaction or transportation costs, what is the world equilibrium prioe? [Round your answer to two decimal places. Please do NOT include $ in your mm.) Your nswer: World equilihurn prioe
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1.3 How many 5 card hands have 4 cards of the same rank? Choose One a 1 points Aveard hand isjust a subset of 5 cards from a deck 01'52 card; I. It\" 43 I. If" Bird-8:624 '- It\" 41:13:52 r. 4-13
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The spring quarter started with brisk sales due to an unexpected heat wave that hit Miami in April. However, by mid-May, a sales slump occurred when a cold snap hit the area. Locals and vacationers were not shopping, in addition to the lower-than-expected college spring break crowds. Customer returns and allowances at South Beach Boutique

Solve the equation.Check your solutions.Input your answers from smallest to largest \f
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I can not figure out whats so ever how to create this excel project! please help. Below is the rubric and expectations. Weighted Grade Book Project Due Date: Understanding how weighted averages work will be a very important topic for you in this course, since your grades are determined in this way. In this project, you will make an Excel

If your employer asked you to select one of these options: Option 1:Your salary for the next two months will be $5,000. Option 2: 1 penny for the first day; then, he will double your salary every day for the next two months. Which would you pick and howmuch will your salary be at the end of the first month? Include examples

2 . ( Forecasting an ARNA ( 2 2 ) process ) Consider the ARNA ( 2 2 ) process with iid errors PARK 413/4 $ 23 / t - 2 A jet - 1 + 0 2 Et - 2 ( a ) Verify that the optimal I - step- ahead forecast made at time I I + 1 , I = PUT + 4 2 4 1 - 1 + BET + BRET ( b ) Verify that the optimal 2 - step-ahead forecast made at time I is 3 1 + 2 I = 4 IT + LI +
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3} Thinking ahead: What types of forces might predict if an individual is unfaithful to her or his spouse? Can you nd variables in the 6552014 data that offer indicators of this concern? Create so me summary statistics of these indicators and describe them. Example: Indicator 1 Indicator 2
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I believe I am understanding how to set up equation a. But I don't know what is meant by equation be or what the E is. How do i solve.? \f
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2. What is the fourth term of (x2)6 when written in descending order? A. 40x3 B. 160x3 C. 80x3 D. 80x4
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What is the length of the diagonal of the square shown? \f
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The radius of the circle is 10 The rose bush is at (16,18) Joy says place stake at (8,8) David says place stake at (10,10) The fence edge is at (0,0) Joy's Plan 6. What are the coordinates of the point where Joy wants to put the stake? Draw this point on your graph. 7. If they stake the pony where Joy wants, what is the equation of the circle that
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y = ax 2 + bx + c and y = -ax 2 + bx + c Explain how these equations are similar. Explain how these equations are different. Which equation has a maximum value? Which equation has a minimum value?

what is greater: sin 100 degrees or sin 250 degrees? Use a sin wave to approximate and label on the graph.

Find the periodic payments PMT necessary to accumulate the given amount in an annuity account. HINT [See Quick Example 2.] (Assume end-of-period deposits and compounding at the same intervals as deposits. Round your answer to the nearest cent.) $10,000in a fund paying4% per year, with monthly payments for 10 years PMT = $

After two summers, I have saved $3500 from my summer job. If the bank is paying 3.23%/year, compounded semi annually. How much will my savings be worth in 5 years?

Find three consecutive odd integers such that one more than twice the sum of the first two integers in three times the third integer.

Step 5: Linear Modeling (6 pts) Assuming that the trend is linear, generate a linear model. To make the calculation easier, rescale the time values for 2009 through 2015 in the above table. Let 2009 be the year 0
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The following errors in recording the transactions for December were discovered in the general journal the next month after the data had been posted to the ledger. ** (For Dec 05 "cash" and "shop equipment" are not correct answers, but rest of document is) Problem 4-96 The following errors in recording the transactions for December were discovered
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Final Exam Points possible: 100 PREDICT 401: Introduction to Statistical Analysis Description: The final exam will cover topics from sessions 1-9. Resources: The exam is completely open book. You may use course textbooks, materials provided on Canvas, or basic graphing calculators (such as TI 83 or 84). Any more advanced calculators, Excel Solver,

A roofing contractor purchases a shingle delivery truck with a shingle elevator for $40,700. The vehicle requires an average expenditure of $6.50 per hour for fuel and maintenance, and the operator is paid $11.50 per hour. (a) Write a linear equation giving the total cost C of operating this equipment for t hours. (Include the purchase cost of the

Describe what will happen to market equilibrium price if buyers' preference for the product increase
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The residents of a small town and the surrounding area are divided over the proposed construction of a sprint car racetrack in thetown, as shown in the table on the right. Support Racetrack Oppose Racetrack Live in Town 2,555 397 Live in Surrounding Area 3487 610 If a newspaper reporter randomly selects a person to interview from thesepeople, a.

5. Based on t . . he Sales data Caleb sent you, answer the questions below to nd the relationship between the Chan 6 in 9 customers per month and a $1 change in price, $6408 $6776 (14 points: 1 point per blank or circled word) Using Caleb's data, give an example of a price increase and an example of a price decrease. include the change in the

3. (a) Show that for all idempotent matrices B that either |B| = 1 or B is singular. (b) Consider the matrix A= [a b] b a where a and b are constants. Find all pairs (a, b) such that A is idempotent. (c) For each pair (a, b) obtained in (b) determine whether A falls into the category of |A| = 1 or A being singular

Quesiicn 1?. Research and describe two {2] metl'lcds 111a: can help encourage ideal feeding hahiis with an animal care facility. [approximately ED words for each me'lcd} -r
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The Lucas numbers are defined recursively by the formulas L 1 = 1, L 3 = 3, and for all n 3, L n = L n-1 + L n-2 . The first few Lucas numbers are 1, 3, 4, 7, 11, 18... This definition is similar to that of the Fibonacci numbers Fn, except that F 1 = and F 2 = 1 Using induction, prove that for all integers, n > 1, L n = F n-1 + F n+1 . You may

122. When two planes intersect with each other, the amount of divergence between the two planes is expressed by the measure of: a. Polyhedral angle b. Dihedral angle c. Reex angle d. Plane angle
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What is the difference between annuities (like an annuity due) and a mortgage or bond?

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If $5500 is deposited at the end of each quarter in an account that earns 8% compounded quarterly, after how many quarters will the account contain $60,000? (Round your answer UP to the nearest quarter.)

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A) Your friend purchases a $165,000 house.a. If he makes a 20% down payment, how much money will he borrow for his mortgage? B ) The bank is willing to give him this mortgage on a 30 year loan with a 4% APR, what would you enter into Excel in order to find out his monthly payment? C) Excel would return a value of $630.19. How much interest will

Four years after buying a home at $56,200, you sell it at $64,630.Compute the total return for the investment (rounded to the nearest percent).

Jeff played 18 holes of golf on Saturday. On each of 6 holes he was 1 under par, on each of 5 holes he was 2 over par, on 1 hole he was 3 over par, on each of 3 holes he shot par, and on each of 3 holes he was 1 over par. How did he finish relative to par?

:IU EHIPFUEEEB HIE HVHJEH'UIE iI:II1LI UVEE LIITI:|!'_1 rh- Lib-EU I" E. If management decEdES an a chase demand Strategy, with productin IaSt quarter [if 500 units and a rate change mm of Safl gallium, detennine the ttal rate change cast
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In Exercises it show that the given function is one-to-one and find its inverse. Check your answers algebraically and graphically. Verify that the range offis the domain off1and vice-versa. 16. f (x )=3/4-x

A commercial-grade copy machine was purchased new for $840.00and will be considered worthless in 6years. Determine the rate at which the copy machine depreciates in value.

Graph a triangle (ABC) and reflect it over the x-axis to create triangle A'B'C'. Describe the transformation using words. Make sure you refer to the characteristics and the coordinates. Draw a line segment from point A to the reflecting line, and then draw a line segment from point A' to the reflecting line. What do you notice about the two line

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Find the area of the region that lies between the curvesy =x^2 and y =sqrt(x) from x = 0 to x = 4.

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1 Shaw an extract irdm the inedrne statement and the ndtes te the indeme statement at Hamish Ltd that clearly shews the required diselesure ef the tax expense fer the year ended 3t] June 241115 in aseerdanse With HE IAE 12
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follow the seven step strategy to graph the following rational function: f(x)=x^2 +4x-45/x^2-9

Which expression represents the amount of interest earned on d dollars at an interest rate of 11%? a. 0.11d dollars b. 1100d dollars c. 1.1d dollars d. 11d dollars

3. Using the estimated regression equation found in Task 1, make forecasts for the twelve months of 2018. (Of course, assume t = 817, 818,. . ., 828, respectively, in making these twelve forecasts.)
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Question 5 The amount of time you have to wait at a dentist's office before you are called in is uniformly distributed between zero and twenty minutes. a) What is the probability that you have to wait more than 8 minutes? [3 Marks] b) What is the probability that you have to wait between 10 and 15 minutes? [3 Marks]
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You are testing your brandnew Ferrari Testarossa. To see how well the brakes work you accelerate to 100 miles per hour, slam on the brakes, and determine that you brought the car to a stop over a distance of 536 feet. Assuming a constant deceleration you figure that that deceleration is ______________feet per second squared? I trust that you don't

ti. List an},Ir m\"\""'\""'\" values fer the rst column that gun think ma}:r "1' EEu "" he Dutliers. Why tin yea think that? " *' w... '\" [Hint Tau may want ta tank at the mndjed museums haxplat and satt the data and leak at the smallest and largest '1'11 'I'Id" 1
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Peri has proposed a plan to get the partnership "out of the red\"I and improve its profitability. She feels that the qualityr of the product could be substantially improved lay spending $6.25 more per unit on better raw materials. The selling price per unit could be increased to only.r $5.25 because of competitive pressures. Peri estimates that
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Hello, can anyone assist with the following information. The purpose of this assignment is to have you practice creating visuals using the data from the topic you chose in Week 2. Creating charts and trendlines are important skills used in many careers. Watch How to Create Trendlines and Scatterplots in Excel . Watch Week 4 Lynda.com Video:

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