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Mathematics Questions and Answers October 08, 2021

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27 mL = ______ L A) 2700 B) 27,000 C) 0.27 D) 0.027

I am having trouble with part a of this question, I know that the answer is supposed to be 68 but every time I try to solve for n?x I come up with 0 32 ) xz S, 3, 0, -3, 5 Yz 1, B, S , 7 , 9 ain Ex 2 b. (EY ) ( 1+ +S+ 7 +9 ) 2 6257 -12 ci EXY S +. 9 +0+ - 21 += 45 - - 52 , - 6 ( x 3)
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I need recent math articles, not for teaching, only for new information about math

Please help with #1 & #2. I am supposed to find the inverses of the given equation.I have tried them myself, my answers are in the boxes. Please check that my answers are correct. Please show step-by-step process for #1, as I'm confused on how to go from my last step to the final answer. Thanks! Justify your answers by showing all algebraic step
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5.Bond is maturing in 10.5 years and has annual coupon rate 4.25% coupon paid semiannually and price 92-11+ a)Calculate its Yield to Maturity. (You can use Excel and try several Yields until you get required price.) b) Suppose you have 9 Million market value of this bond. What is the Modified Duration, Macaulay Duration, DV01 and convexity of this
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Hi there!!! Can you please give some answers for these questions below with the reference? 1. "water activity and moisture content of commodities or products. Explain the behaviour of these two parameters." (The commodities are below in the image). Food/Product Water content % ater activity Oats 10.27 0.588 Jams 15.38 0.81 Dehydrated apples 17.25
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A population standard deviation is estimated to be 9. We want to estimate the population mean within 1.1, with a 90-percent level of confidence. What sample size is required?

Question 4: Exercise 14-12, page 151. Logistic Regression. Please answer: Exercise 14-12: "g" on page 153. Consider a 60 year old white female ..... What is the predicted probability that this person will vote? PSRM 3c Table 14.11.ing TABLE 14-11 Logistic Regression of Turnout on Advertising Recall and Other Variables Variable Partial Coefficient
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Find mArcPQFind m \f
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Directions: Using the digits 1 to 9, fill in the boxes to produce log that meets the indicated requirements. Each digit can only be used once.

What is the mean of this data set? A table titled Length of Roses. The first column is labeled length in centimeters. The second column is labeled number of roses. The first row shows 2 roses measuring 22 centimeters in length. The second row shows 4 roses measuring 23 centimeters in length. The third row shows 5 roses measuring 24 centimeters in

Which of the following describes a monopolist's demand curve? Part 2 A. A y-intercept of $8 and downward-sloping with a slope of dash1. B. A y-intercept of $5 and horizontal. C. A y-intercept of $3 and upward-sloping with a slope of 1. D. An x-intercept of 5 units and vertical

Question 1) The polar point (r, t) is also described by the Cartesian point (a, b). a.What are the polar coordinates of the point described by the Cartesian coordinates (-a, b). b.What are the polar coordinates of the point described by the Cartesian coordinates (-a, -b). c.What are the polar coordinates of the point described by the Cartesian

ketch the root locus for G in a unitary feedback loop with a proportional controller. It is

An initially clean reservoir has 2 million cubic meters of water. Into the reservoir ows 200,000 cubic meters per month of water with pollutant concentration 10 + cos(t)L/m3. Perfectly mixed water from the reservoir ows out at the same rate. (a) Find the amount x(t) of pollutant in the reservoir after t months. (b)After a long time, what is the

A study of college students stated that 25% of all college students have at least one tattoo. In a random sample of 80 college students, let x be the number of the students that have at least one tattoo. Find the approximate probability that more than 17 and less than 26 of the sampled students had at least one tattoo.

12 In the dilation diagram below, a = 47 and b = 18. What Is the scale factor? (Recall that prime notation is used to label the vertices of the image) Enter your firjal answer as a fraction. P' a b C
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I'm having difficulty with preparing the 2021 tax forms for Juliette White. Can you please assist with Form 1040, Schedule 3, Form 8863, Schedule EIC? Please see the scenario below along with the Tax table and EIC table. Assume the taxpayer does NOT wish to contribute to the Presidential Election Fund, unless otherwise stated in the problem. In
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N = (1-2*pi^2*w^2)^2 Solve for W Set the equation above equal to h^2*R^2*W220/(2*sqrt(3)*lambda after finding W. Solve for H Looking for some help on ultimately solving for h. Thank you for your help please let me know if you need additional clarification **W220 is one variable, it is not 220*W

A chemical company makes two brands of antifreeze. The first brand is 65% pure antifreeze and second brand is 90% pure antifreeze in order to obtain 70 gallons of a mixture that contains 75% pure antifreeze how many gallons of each brand of antifreeze must be used.

For the following questions, you may use your calculator. Please remember to show as much work as possible. 1. Complete the Venn Diagram and answer the following questions. A survey yields the following information about breakfast habits of students living in apartments. The results are as follows (4 point) 22 had coffee 29 had toast 17 had eggs
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Exercise 8.5.8 (Polar coordinates): Define a mapping (, ) cos(), sin(). a) Show that is continuously differentiable (for all (, ) R2). b) Compute (0, ) for all . c) Show that if 0, then (, ) is invertible, therefore an inverse of exists locally as long as 0. d) Show that : R2 R2 is onto, and for each point (, ) R2, the set 1(, ) is infinite. e)

"For each of the Exercises 32 through 44, do however many of the following as you think appropriate: Apply one or more of the techniques discussed in this chapter. Apply one or more of the techniques discussed in previous chapters. Construct graphs. Construct confidence intervals for population parameters. Formulate relevant hypotheses, perform

how does age of kids in the household determine a clothing store

A __________________ refers to a table that summarises information on a single variable. Question 5 options: a) trivariate table b) multivariate table c) univariate table d) bivariate table

1.An AP Statistics class starts a project to estimate the average number of hours a student at their high school sleeps per night. Their high school has 1200 students, and they take a sample of the first 120 students that arrive at school on a particular day. They ask each of the 120 students how many hours of sleep they got before and then

Complete the Competitive State Anxiety Inventory-2 (CSAI-2) (calculate scores for yourself - be sure to reverse score #14).

I am having trouble on finding the measurement for all the angles. 7. m41 =_ m42 =_ m43 = 1150 m24 =_ n p m45 = m46 = m47 = m48 = m 2 w 10 m49 = m410 = 9 4 5 8 6 7 pll q mil n
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Call options with an exercise price of $50 and one year to expiration are available. The market price of the underlying stock is currently $42, but this market price is expected to either decrease to $52 or increase to $37 in a year's time. Assume the risk-free rate is 6%. What is the value of the option? (Do not round intermediate calculations.
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If n = 500 and p^(p-hat)=0.45, construct a 99% confidence interval Give your answer to three decimals ______ < p < ______

3) Use a determinant to find the area of the triangle shown: 6 5 0 N 3 5 6
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In a survey, 29 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $45 and standard deviation of $2. Find the margin of error at a 95% confidence level. Give your answer to two decimal places. ______________

Consider the following scenario based on your personal circumstance - and if you do not have a car (or you do not know much about your car), do a little research on the Internet about cars and "gas mileage" to help you understand the scenario.Also, consider other factors (e.g., personal finances, time, gas tank size, etc.) that may influence your

Please help me to solve this, I have an example in the left side of the picture, the question is in the right picture. If picture are blurry. I also have a text include here. Please help me to solve this. Please also include solving the table and add a solutions, thank you so much! ohh and btw. our lesson is about solving percentile for group
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A telephone banking service receives an average of 1000 call per hour. On average a customer transaction takes one minute. If the calls arrive as a Poisson process, how many operators should the bank employ to avoid an expected accumulation of incoming calls?

1. How many shoes of each model should the Morton Supply Company make? What is the maximum profit it can achieve? (5 points)
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Undergraduate Major Graduate School? Business Psychology Statistics Total Yes 70 144 126 340 No 182 208 130 520 Total 252 352 256 860 Of those majoring in Psychology, what percentage are planning on going to graduate school? Question 12 options: a) 42.4% b) 40.9% c) 16.7% d) 14.4% e) 40.1%

divide numbers up to 4 digits be a two-digit whole number using the formal written method of long division and interpret the remainder as a whole number NUMBER - Addition, subtraction, multiplication and division Year 6 Divide numbers up to 4 digits by a two-digit whole number using the formal written method of long division and interpret the
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If the probability that has blood type O+ is 0.35 and you have 50 randomly selected people, about how many would you expect to have blood type O+? What is the standard deviation? What is the probability that none of 8 people will have blood type O+ if 38% of the U.S population had blood type O+ What is the probability that at least one of 8 people

You have a successful private practice for which you have 10 other clinicians working with you, You have been hired as a consultant with a practice that is struggling to keep clients and clinicians. This type of consultation is: Education Advocacy Process Expert
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Denote data point as (xi , yi), xi R p , i = 1, . . . , n. Given a Gaussian kernel function Kh(z) = 1 ( 2h) p e 2 z h 2 2 , z R p . Local linear regression solves 0 R, 1 R p , for a given predictor x R p : b := (b0, b1) = arg min nX i=1 (yi 0 (x x i ) T 1) 2Kh(x xi) (a) (10 points) Show that the solution is given in the form b = (XT W X) 1XT W Y

please solve the following question . I'll rate positive. For each n E N define An = {(1, y) : 0
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Solve the following problem. 1 1 4 Problem 3(*): Consider the system A5: = E where A = 2 1 and E: D . 1 1 2 a Show that the system is inconsistent. 15 o Suppose that 55* = [:i] is the least squares solution to the system An": = 5. Explain 2 in a complete sentence what that means. Be clear and concise (20 words or less). a Set up the equations
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Can anyone please help me with this question, thanks. (a) Find the dimension of the subspace (5 subpts ) a b a - C W = a - d a, b, c, d ER. of R4. (b) Find the dimension of the subspace (5 subpts ) W = a b a+b=-c, b+c=-d,c+d=-as of M22
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Question 2 Which polynomial below could produce this graph? 500 400- 300 200 100- 14-13 -12-11-10 /9 -8 -7 -6 -5 -4 -3 -2 -1 3 5 6 100- -200 300 400 500 Select one: O f ( x ) = ( -1) ( x- 1) ( x+1 ) ( x + 9 ) ( x + 2 ) O f(x) = (x-1) (x+1) (x+9) f ( x ) = (-1) ( x-1) ( x+ 1) ( x+ 9 ) O f ( x ) = (x-1) (x+1) ( x+9) (x+2 )
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Develop a network AND a table showing the activities of the project, the duration of each activity, the ES, EF, LS, LF and slack times. Determine the expected completion time for the entire process.Show the variance for each activity and compute for the total project variance. Determine the critical path and identify the activities on the critical
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No matter what answer I put in, it is wrong. quwuvu ._.. u. u. \\ . run\
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Due Sun 11/14/2021 12:59 am Triangular Pyramid. The formula for finding the volume of a triangular pyramid is one-third the area of the base times the height, or V = - Bh, where B = the area of the base. Co Find the volume of the pyramid. Round to the nearest hundredth. (1] 7.2 yd i /1] h 1/1] 0/1) 7.2 yd 7.2 yd (0/1) 0/1) Hint: Figure is not
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Does the series converges or diverges and if it converges, find the sum. \f
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The average heights of a random sample of 400 people from a city is 1.75 m. It is known that the heights of the population have a standard deviation of 0.24 m. With a confidence level of 95%, what would the minimum sample size need to be in order for the true mean of the heights to be less than 0.04 cm from the sample mean?

Need help with multivariable calculus 02 a} Show that x, y) = x achieves a minimum value on the closed curve C defined by x4 x3+ y2 = 0. Identify what theorem you are using. b} Use Lagrange multipliers to find this minimum value and where it occurs. 03 Consider TtxJ) = (xy, x2 )3). a) Show that T has an inverse with continuous partial derivatives
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Isolated singularity question help I'm stumped 7. Suppose that 9(z) = f (1/2). If 9(z) has an isolated singularity at z = 0, then we say that f (2) has an isolated singularity at z = 00. Furthermore, if 9(2) has a pole of order k at z = 0, then we say that f(z) has a pole of order k at z = 00. Also, the residue of f(z) at z = 00 is dened to be
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Discussion * 1= 2 sim (x+3) is in the form Period . 21 = 4 4:151 " Amplited" 3 = 1 ( Shifted ) 271' y = - sim ( 2IT + IT ) 7 = 1 2 2 (2TT, 0) 2 g = + sim ( 3TT) X = X = 1 = 1= =20 shifted to the right . 9 2 - sim ( 51 + TT ) * = 1 > imcial point. phase shift 2 2 Job Sim (SI+ 27 ) ST , - 2 ) Period = 27 X = 27 B 21 Ra : X3+ Period = 271 2 2 371 y=
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Softouch Co. is a well established company with thousands of employees and they want to estimate the average age of their workers. A sample of 125 employees was taken. Assuming the population has a standard deviation of 7.9, we want to find a 95% confidence interval for the population mean. If the mean of the sample is 34.1, what is the confidence

Suppose you had one hundred toothpicks. Make a (simplified) math drawing showing how to bundle them into base-eight bundles

4. Five friends (three women named Barb, Ellen, and Grace, and two men named Harold and Ivan) enjoy going to the farmer's market every Saturday morning. This past Saturday each purchased a different vegetable (beets, carrots, lettuce, onions, or parsnips) and a bouquet of a different type of flower (dahlias, daisies, lilies, roses, or tulips).
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You conduct an experiment to see if using a new course format has an impact on learner performance. One group of learners took the course in the old format and another took it in the new format and then their grades were compared. What type of t -test should be used for this analysis? a. Paired samples t -test b. Independent samples t -test c. One

Question 23 A furniture manufacturing company manufactures dining room tables and chairs. A table requires 540 minutes for assembly and 180 minutes for finishing. A chair requires 150 minutes for assembly and 60 minutes for finishing. The hours available per week for assembly are at least 150 and finishing are at most 100. Write down a system of

The minimum percentage of data values in a data set that z-scores with |z| <4 is 89%

Let X= the amount of raw sugar (in tons) a processing plant in a sugar refinery processes in one day. Suppose X can be modeled as an exponential distribution with mean of 4 tons per day. The amount of raw sugar (X) has to be stocked up each day so that probability of running out of raw sugar to process is only 0.05. What is the amount Xo ? 0.2051
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True or False The sampling distribution ofis approximately normal ifis sufficiently large regardless of the population normality The sampling distribution ofis exactly normal if the population is normal The sampling distribution ofapproaches the distribution of the population asincreases

References Use the References to access important values if need Complete the following table: Ion Formula Ion Formula Compound Formula Mn 2+ 02- Zn 2+ I Ag CI Submit Answer Retry Entire Group 9 more group attempts remaining
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A INCAPACIDADE DE PREVER, SUPORTAR E ELABORAR O MONTANTE DE SOFRIMENTO PODE SER A CAUSA DE RELAES DE CONFLITO NO TRABALHO ANSIEDADE, MEDO E MAIS SOFRIMENTO MUITO TRABALHO, CANSASSO, BURNOUT TRANSTORNO MENTAL OU ANSIEDADE GENERALIZADA

Suppose you are ordering pizza from a restaurant that is known to complete one order every 10 minutes. Let N be a Poisson RV modeling the number of orders completed in an hour. (a) What is ? (b) What is the probability that fewer than (or equal to) 5 orders are completed in one hour? (c) What is the probability that between (or including) 4 to 8

Determine the following limit lim (2x-1)(3x-2)(4x-3) ___________________ x-infinity(5x-4)(6x-5)(7x-6)

Here's an oversimplified version of a common problem for personnel managers that nevertheless contains elements of realism. You've advertised an open position in your organization, and n 1 candidates have put their names forward for consideration. You want to hire the best candidate, but before interviewing any of them suppose that their resumes

Use Pascal's Triangle to expand and simplify binomial: (4x + 7) 5

A sawed off shotgun has a barrel less than ___________ inches

10. The value of a that satisfies the equation 2 = 807 4,to the nearest hundredth, is (Record your answer in the numerical-response section below.) Your
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The alternative hypothesis typically ___________. a. Corresponds to the presumed default state or status quo b. Contests the status quo for which a corrective action may be required c. States the probability of rejecting the null hypothesis when it is false d. States the probability of rejecting the null hypothesis when it is true

Pace Design is a well established company with thousands of employees and they want to estimate the average age of their workers. A sample of 228 employees was taken. Assuming the population has a standard deviation of 8.7, we want to find a 99% confidence interval for the population mean. If the mean of the sample is 27.4, what is the confidence

A Cereal Company makes a cereal from several ingredients. Two of the ingredients, oats and rice, provide vitamins A and B. The company wants to know how many ounces of oats and rice it should include in each box of cereal to meet the minimum requirements of 45 milligrams of vitamin A and 13 milligrams of vitamin B while minimizing cost. An ounce

Consider the data set. 2,5,6,7,8 (a)Find the range. (Enter an exact number.) (b)Use the defining formula to compute the sample standard deviation s . (Enter a number. Round your answer to two decimal places.) (c)Use the defining formula to compute the population standard deviation . (Enter a number. Round your answer to two decimal places.)

Describe what method you are using to compare groups. Copy and paste the output into a Microsoft Word document, and also answer the following questions: oWhat is the significance level of the comparison? oWhat was the alpha level you identified in Week 3? oWhat was the means and variance for each variable? oWhat was the test statistic? oWhat was

A diagnostic test or rule with high sensitivity but low specificity: Group of answer choices Will be most helpful for ruling out a problem if the test is positive Will be most helpful for ruling out a problem if the test is negative Will be most helpful for ruling in a problem if the test is positive Will be most helpful for ruling in a problem if

Chau deposits $7000 into an account that pays simple interest at an annual rate of 3% . He does not make any more deposits. He makes no withdrawals until the end of 4 years when he withdraws all the money.

Fully factor the polynomial function p(x) = -2x4+ 10x3 - 6x2 - 18x. 5
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A box with an open top is created from a 100 cm by 80 cm piece of cardboard by cutting a square from each corner and then folding up the sides. What dimensions would maximize the volume of the box? Round final answer(s) to 2 decimal places where appropriate.

determine whether the two pairs of numbers are proportional 6, 14 and 12, 28

1. If you can choose from 2 appetizers and 3 entrees for a dinner, there are 2 x 3=6 possible dinners. This is an example of the principle. 2. Arrangements of individuals where the order matters are called 3. True/False: 3! represents "3 factorial" and is equal to 3-2.1. 4. What is the notation for permutations? 5. Give the formula for calculating
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The norm for the processing times equals 20 minutes. What is true about the processing times based on the boxplot? The maximum value that was measured is around 42 . It is likely that the data follow a normal distribution. At least 75% of the data is below the norm. There are no outliers in the data

PLEASE SHOW ALL WORK ACCORDING TO VIDEOS PROVIDED FOR EACH QUESTION BELOW! ALL THE CHARTS DRAWN AS WELL SHOULD BE INCLUDED! For questions 1-5, you must show all work as demonstrated in class. Help videos are provided to remind you of the standards by which you will be assessed. 1. Find and classify all the discontinuities for the given function:
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The Fast N' Hot food chain wants to test if their "Buy One, Get One Free" program increases customer traffic enough to support the cost of the program. For each of 15 stores, one day is selected at random to record customer traffic with the program in effect, and one day is selected at random to record customer traffic with program not in effect.

Hello. Here is my question. What does the p value mean and how is it used? Thanks so much!

A researcher takes a sample of 40 X ray machines and 11 of them malfunction and produce excess radiation.Compute a 99% confidence interval for the population proportion of X Ray machines that malfunction.

Help with these please! \f13. -/1 POINTS LARAPCALC10 5.4.052. 0/12 Submissions Used MY NOTES ASK YOUR TEACHER Find the change in profit P for the given marginal. Assume that the number of units x increases by 4 from the specified value of x. (Round your answer to two decimal places.) Marginal Number of Units, x dp dx = 12.5(55 - 3VX) x = 125 $
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Bob, Isabel, Nick, and George (indicated by {B, I, N, G}) are running for President, Vice President, and Treasurer. What is a tree diagram showing all of the different possibilities if a person can hold only one office. Under the last column, put the genders in the order that they appeared for that sequence. I have started it for you.

Shelly needs $30,000 in 5 years so she can expand her video business. What amount does she need to deposit today at 12% compounded quarterly, in order to have the $30,000 she needs in 5 yrs? Group of answer choices $16,611.27 $16,601.27 $16,910.27 $16,610.27

A landscape design calls for a stone walkway made of three semi annuli as shown in the figure below. One case of stones costs $35 and covers 20 square feet. Find the most likely cost of the stones needed to tile the walkway when R = 10 feet and r = 5 feet

Express the area A of an equilateral triangle as a function of its side s.

A random sample of 137 checking accounts at a bank showed an average daily balance of $288. The standard deviation of the population is known to be $62. What is the upper end of the 80% confidence interval estimate for the mean? (rounded to the nearest cent)

In the Principles and Standards for School Mathematics (NCTM, 2000, p.56), the NCTM recommends thatprograms pre-K through 12thgrade should enable students to recognize reasoning and proof as fundamental aspects of mathematics and investigate mathematical conjectures. What are specific recommendations of the NCTM with regards to reasoning and proof

A group of people were asked what they drink during the day. They were asked whether they drink coffee, drink water, drink both coffee and water, or drink neither coffee nor water. The table shows the probabilities of the results. Drink coffee Do not drink coffee Total Drink water 0.3 0.24 0.54 Do not drink water 0.25 0.21 0.46 Total 0.55 0.45
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Hello, can you help me with homework for MATH 2021 Fundamentals of Statistics Spring 2020 Name: ____________________________ Project: Arm Span vs. Height thanks Nadia

2. Sharna's five cats (including Princess) are used to being treated like royalty, so Sharna left her neighbor, Cecily, with detailed instructions for the care of her pets while she's away for the weekend. Cecily has determined that she needs to feed each cat a different kind of food (including freshly ground beef), and each pet eats off a plate
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epa x Pearson | X Course X 3 my.cente x Dzi. Homepa x C Hunanb X tpi.bb.pe x openvell x Mail - Al X P MATH119 Test #3 Winter 2023 - Google Chrome O X mylab.pearson.com/Student/PlayerTest.aspx?testld=248679744¢erwin=yes MATH119-W2023-014 Aastha Chapagain 04/06/23 6:07 PM This test: 50 point(s) E Test: MATH119 Test #3 Winter 2023 Question 4 of
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PLEASE SOLVE ASAP AND CLEARLY. THANKS. a) Find the value of the integral around the circle (z - i) = 2 for the functions g(2) = and f ( = ) = 6+1 b) Find two Laurent series expansion in powers of z for the function f() = 21- and specify the regions where those expansions are valid
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For each function: (1) state the maximum number of turning points, (2) determine the real zeros and state the multiplicity of any repeated zeros, (3) determine whether the graph crosses or touches the x-axis at each real zero (justify your answer), (4) describe the end behavior, and (5) sketch the graph. Label all key information in your graph. 8.

A smart phone manufacturer is interested in constructing a 95% confidence interval for the proportion of smart phones that break before the warranty expires. 82 of the 1585 randomly selected smart phones broke before the warranty expired. Round answers to 4 decimal places where possible. a.With 95% confidence the proportion of all smart phones

Find a map : R R that is one-to-one, onto, continuously differentiable, but (0) = 0. Hint: Generalize () = 3 from one to dimensions

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