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Mathematics Questions and Answers March 30, 2018

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Statistics IES BBUNDERSTAT13 3.1.023.S. PREVIOUS ANSWERS PRACTICE ANOTHER The Grand Canyon and the Colorado River are beautiful, rugged, and sometimes dangerous. A physician has recorded (for a 5-year period) the number of visitor injuries at different landing points for commercial boat trips down the Colorado River in both the Upper and Lower

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Required: A. Prior to the withdrawal of AASB 1031 and with reference to the AASB 1031 Materiality (issued by the Australian Accounting Standards Boards - AASB) and the ASA 320 Materiality in Planning and Performing an Audit and ASA 450 Evaluation of Misstatements Identified during an Audit (issued by the Auditing and Assurance Standards Board -

3. A contract valued at 60 000.00 requires payments of $3000.00 at the beginning of each quarter. If interest is 6% compounded quarterly, calculate the term of the contract. 5.88 #6 years

(1 point) We consider the initial value problem x2y" + 9xy' + 25y = 0, y(1) = 2, y' (1) = -14 By looking for solutions in the form y = x" in an Euler-Cauchy problem Axy" + Bxy' + Cy = 0, we obtain a auxiliary equation Ar2 + (B - A)r + C = 0 which is the analog of the auxiliary equation in the constant coefficient case. (1) For this problem find

(q) (x) 1 B. Given f(x) = x2 + 1, g(x) = 2 - x and q (x) = x2 +4x-3 7. (f + g + q)(x) 8. (q - g) (-1) 9. (fgq) (0) 10 . (19) (2 ) EXERCISE 2 Directions: Solve the following functions [2 points each] A. Let f (x) = 2x + 4, g(x) = x2 - 16 and h(x) = x3. Find: 1. (fog ) (x ) 2. (hog) (x) 3 . f(f (f ( f ( 5 ) ) ) ) B. Let f (x) = x2 + 1, g(x) = =

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I need help with this problem please. Listen A proof by induction of For every natural number n, n5 + 4n is a multiple of 5 could begin with . Base case: For n = 0, 05 + 4 * 0 = 0 which is a multiple of 5 . Let n be an arbitrary natural number What is the appropriate next step? Suppose that (n+1)5 + 4(n+1) is a multiple of 5. Suppose that n5 + 4n

Consider the sets A = {xEZ, x

13. Assume that the market for Good X is defined as follows: Q} = 54 16F and Q5 = 15F - 8. If the government restricts output in this market to 16 units, what is the loss associated with this policy? a. $64 b. $48 0. $15 d. $9 e. There is no loss because the restriction will have no effect

Q1 (a) Determine the Miller indices for the following plane and nd the direction normal to the plane. (3 marks) (b) The hexagonal Bravais lattice can be dened by the primitive vectors 4&1 = a(1, 0,0) and 1:12 = :16, g, 0). Find the primitive vectors for the reciprocal lattice. (3 marks) (c) Consider the conduction band of a crystal whose energy

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A Content ALEKS - Mia Plaza - Knowledge X 20 https://www-awu.aleks.com/alekscgi/x/Isl.exe/10_u-lgNslkasNW8D8A9PVVR1R12s43SK2LFSVe7Ey_QAzkZnihhJLeSNtFsAmd1dHK4LI7Djvgk6W5nmr9161g_6z606wmjTQCPfo2... Knowledge Check W3 Question 7 of 10 (1 point) | Question Attempt: 1 of 3 Mia V 1 V 2 V 3 ~ 4 ~ 5 V 6 7 ~ 9 Espanol 10 Online courses: A sample of 267

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Need help... dont copy and paste... 56. Speculate on the reason why telephone numbers, social security numbers, and serial numbers on most currency do not have check digits

Need help solving these questions A small retail store sells a particular brand of monochrome and color television sets. Each monochrome set that is sold earns a profit of $100, while each color set earns $200 profit. The manager of the store estimates that the weekly demands for each type of set follow the probability distributions shown below.

True or False: 1.two sets are equal if and only equal if they have the same number of elements 2.An improper fraction can be written as a sum of a whole number and a fraction 3.The set of all elements in a particular discussion is called a venn diagram 4.distributivity of multiplication over subtraction does not hold true in a set of whole

Complete the radicals study sheet. Please make sure too type the answer with a keyboard on you're computer or smartphone and not write it down \f

I am confused with how to go about this problem and its parts. Please help! According to Zillow.com, the median sale price for homes in January for the South Carolina, Washington, and Texas over the last three years is given in the table below (measured in $100,000). South Carolina Washington Texas 2018 171 376 192 2019 182 101 203 2020 189 421

Solve............ Prove the equivalence of the following formulas by using other equivalence relations: (c) A>(B>(CVD))E(A>C)V(B>D)

Each of five students made a different statement about the graph of y= - In X. Student 1 There is no Xintercept. Student 2 There is no yintercept. Student 3 The Xintercept is 1. Student 4 The y-intercept is -1. Student 5 The graph is increasing. The two students who made a correct statement, listed in any order, are

please help! v Policies rent Attempt in Progress formation about the proportion of a sample that agrees with a certain statement is given below. Use Statkey or other technology to stimate the standard error from a bootstrap distribution generated from the sample. Then use the standard error to give a 95 % onfidence interval for the proportion of

Complete the steps to find the surface area of the cylinder. The area of the base is in. 2 The circumference of the base is V ZZ in. The area of the lateral surface is TE in.2 The surface area is ~Z in. 2

Problem 5 (20 Points) John&john plans to launch a new vaccine against the 91-DIVOC. In order to sell the vaccine, it is necessary to receive FDA approval. It costs John&John $500,000 to apply to the FDA. If the FDA approves the vaccine, the profits from the sale of the new vaccine will be $5,000,000. John&John currently estimates that the vaccine

please help me ACTIVITY 3: TEST YOURSELFI Directions: Solve the following problems. 1. Suppose the expression a'b'c' is rewritten without exponents, In how many ways can thin be done? 2. If there are 10 points on a plane, 4 of them are collinear and no other 3 points are collinear, how many lines are formed? 3 Jess and Nitz have 6 children, 3

Question 12 (1 point) Statistics Canada has been tracking the number of farming families in Alberta. In 2005, there were 31 850 farming families. Since that time, the number of farming families has decreased at an average rate of 3.3% annually. Write an exponential function that could be used to model the number of farming families, F, in Alberta,

Let be the relation on integers with related to precisely when is a multiple of 3. (a) Give 2 examples of integers that are related to 4. (b) Prove that the relation is an equivalence relation. (c) We denote the equivalence classes [0], [1] and [2] simply by the symbols 0, 1, and 2. Prove that1+2 is well defined (in the sense that it is not

0.14 of a population of 4,318 people have a disease. The sensitivity of a test is 0.56 and the specificity of a test is 0.78. What is the probability that if someone tests positive for the disease, they actually have the disease? (Hint: Don't round until the very end with your final answer, where you can round to two decimal places.)

2. Two jam producers produce jars of strawberry jam. Jars from each producer are weighed and the weights are recorded. Can we infer that the variance in jam jar weights differs between the jam producers? 13 marks Printout # d : ____________ : p-value: _ Conclusion: Reject 0 Do not reject 0

. For the given (X,Y) data points, compute: (4,6), (3,7), (5,12), (11,17), (10,9), (14,21) a. The correlation (r) and determine if it is significantly different from a hypothesized slope of 0 (null hypothesis). HINT: Use the significance test for correlation on Page-482 and assume a 95% confidence. b. The slope and intercept of the linear

A rifle of mass 4.0 kg fires a 18.0 g bullet. If the bullet travels at a velocity of 1,300.0 m/s, what is the recoil of the gun?

The following hypotheses are given. H 0 : .70 H 1 : > .70 A sample of 100 observations revealed that p = .75. At the 0.05 significance level, can the null hypothesis be rejected? a. State the decision rule. (Round your answer to 2 decimal places.) Reject H 0 if z > . b. Compute the value of the test statistic. (Round your answer to 2 decimal

I need help with these questions, I am trying to figure out how to get tutor katashas12

You are preparing to study the exercise habits of college students. Determine which variables from the list below are categorical and which variables are quantitative. Weight Body mass index Attitude about exercise Height Whether or not student plays on a sport team or club Whether or not the student smokes

Find the critical value z Subscript alpha divided by z/2 that corresponds to the given confidence level. 85 85 %

A student was interested in family composition. He sampled 31 of his 340 classmates and got the following answers to the question, "How many children are there in your family?" 1 3 1 2 2 4 2 1 2 2 1 3 2 3 3 4 2 2 1 3 5 1 1 3 5 2 4 7 1 2 6 The distribution of these scores is

1 1. Recently, Australian researchers conducted a study of the relationship between optimism and colon cancer survival. Their hypothesis was that colon cancer patients who had a positive outlook on life would have a lower five-year cumulative incidence of mortality. The study included 100 recently diagnosed colon cancer patients who underwent

1. Assume the following sample is normal and estimate its mean and variance using the formulas given by maximum likelihood, show your work. [4.43, -0.67, 1.60, 2.65, 3.89, 1.93, -1.52] 2. Assume the following sample of data is bivariate normal. Estimate the covariance matrix, mean vector, and correlation matrix. Show your work. x_1 = [3.7, -1.6,

Hi there, I have been marked wrong on an assignment performing hypotheses tests and find the p-value for the tests. I was hoping you could let me know where I went wrong. The tests are: Ho: mean= 255 Ha: mean 255 n=25 standard deviation=12 xbar=252 95% significance My answer here is that T*=-1.25 and P(T

Diane is looking for the best deal on a king-size mattress that has a wholesale price of $349 . Help her compare the price of the mattress in different situations by completing the following. (a) Diane can buy the mattress from a distributor that does direct-to-customer sales. When selling directly to individual customers, this distributor marks

23. The point (6, 1) is on the graph of the function y = (x) . Which point must be on the graph of the function y = 3f(-2x+6)-9? a. (0, 12) b. (-6, 6) C. (6, 1) d. (0, -6) 24. If the graph 2x + 3y =8 is translated 5 units down, determine the equation of the transformed graph. a. 2x+3y =3 b. 2x + 3y =13 c. 2x +3() +5) =8 d. 2x+3(y -5) =8

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Discrete Mathematics and Graph theory :- 1. (i) Find all possible subgroups of (Zo, +9) and find its left and right cosets. (ii) Let H be a subgroup of G, then prove that a e H aH = H and a e H Ha = H (iii) Give examples to verify, union of all left cosets is its group. 2. Determine a single error correcting group code for m=3 and n=7

Acmrding to a trafc safety administration organization. the rate ofseat belt use in a certain country for 2009 was 36%. Suppose that you tacked at two people' selected randomly and independently From the population. to see whether each had his or her seat belt fastened in 2009. at What is the probability that neither person had her or his belt

12. As shown in the required readings or videos use Simpsons' rule to numerically integrate for the n = 6, case f(x) = x on the unit interval, approximately by hand

Please help me solve this! Hon Question 4, 11.8.11 HW Score: 0%, 0 of 6 points

. Consider the matrices to answer the following parts: 1 1 0 12 4 0 57 0 2 14 A : 1 O 1 B : 1 6 1 4 1 13 3 76 2 3 5 27 2 31 71 1 740 (a) Find A_1, if possible. (b) Use a \"simple\" computation to nd the (3, 5) -th entry in AB. . Evaluate the determinant, using the properties of the determinant. Hint: Consider expand- ing at the last row, third

HORIZONTALES 1. Ondas que se propagan en una sola dimension .= lineales 3. Rama de la sismologia que estudia ondas artificiales .= sismica 5. Ondas que se difunden en dos dimensiones =Bidimensionales /superficiales 7. Ondas que se propagan en todas direcciones .= tridimensionales VERTICALES 2. Las particular del medio oscilan en la misma direccion

Please refer to Chapter 8 Accounting Principles Book one to complete the following Task 10- 12 Company Credit Policy Snappy Pictures Ltd sell printing canvas . The company is owned and managed by the owner Andy Lim . Standard credit terms are 30 days . At the end of the month an aged receivables report is printed and overdue accounts are reviewed

i need help Given the quadratic function f(x) = - 6x2 + 5x. Compute f(a t h) - f(a)= Assuming h # 0, compute flat h) - f(a) h Basic Fups Tri > Next Question a h Enter an algebraic expression

my20 myLU X Lu HW: Sections 3.5-3.7 Assignm X A HW: Sections 3.5-3.7 Assignm X VA HW: Basic, Polynomial & Ratior X Homework Help - Q&A from Or X + C webassign.net/web/Student/Assignment-Responses/submit?pos=43&dep=30956498&tags=autosave#question3238825_43 & # 9 k Paused Update : M Gmail Youtube Maps You can download an offline GeoGebra Calculator

5. Metals A and B were taken out from a boxed furnaces both at 500 deg C. The ambient temperature, where the metals were exposed is at 25 deg C. It took 1 minute for Metal A to reach 100 deg C. Determine the temperature of Metal B in deg C, 2 minutes after it was take out from the furnace to the new ambient temperature. It is known that KA = 2kB

Math |Graded Assignment Unifijest Part 2] Circles (Score for Question 2:_of 5 points) 2. Quadrilateral PQRS is inscribed in a circle. Find the measure of each of the angles of the quadrilateral. Show all your work. 3x - 8 P x + 15 R 3x + 8

1. Does literature shape society. or does society shape literature? Defend your answer. 2. Is literature more effective when read or when performed? defend your

Problem 4 (20 points, 5 points each) Consider the quadratic convergence theorem of Newton's Method (Multi- variate case). Let F(x) : Rn - R" be a continuously differentiable function on an open convex set D C R". Assume that there exists a* E R" and r > 0 and B > 0 such that N(x, r) C D, F(x) = 0, VJF(x)-1 exists and ||VJF(x)-'|| 0 such that

It is estimated that the U.S. has had between and times the number of school shootings as other countries. Group of answer choices 56; 40 3; 40 4; 59 4; 57

What is the meaning of integral (geometric interpretation, etc.) and how is it different from derivative? What are some applications of integrals? Pick one of options below to answer.You can use S to stand for integral. 1) Provide an example of U-substitution or a shortcut to compute an integral 2) Provide an example of an application of integral

Need it asap! Thank you! Solve the initial value problem ty' + 2y = 412, y(1) = 2

Given the points A(6, 1,2) and 3(1, 3,1), and the vectors a = [1,1,2], b = [13, 3], e = [2,1,0] and F = 21'. 3] + 21:. (1:) Find the volume of the parallelepiped formed by the vectors a, b and c. (3 marks) (vi) The force F required II\" of work to move an object from point A to point 3. Determine the value of x. (4 marks)

Question 11 (2 points) Identify the transformations required to transform f(x)=cos(x) into: g x = -3f(2 4

In storytelling with data, the author claims nirvana in communicating with data is reached when are combined with O A rich data set; someone skilled at data visualization O A great speaker; a great story Effective visuals; a powerful narrative A well-crafted message; an engaged audience

The generation costs for generator 1, generator 2, and generator 3, are $50/MWh, $70/MWh, and $100/MWh respectively. The generators 1, 2 and 3 have minimum output limits 50MW, 30MW, and 10MW respectively. The generators 1, 2 and 3 have maximum output limits 100MW, 80MW, and 20MW respectively. Questions: 1) Solve the following linear program

correct grammer: The boys, girls, and infants departments are on the lower level

The polynomial function f has exactly one positive zero. Approximate the zero correct to two decimal places. f(x) =2x - 28x - 5x - 14x - 3 . .. The positive zero of f is approximately (Round to two decimal places as needed.)

what if the error terms have a constant variance what would the residual plot look like then

x21. What kinds of studies are considered summative? (1)

1) \(H_0:\mu=50\) \(H_1:\mu\gt50\) was calculated to bez = 1.35.Calculate the associated p-value. 2) \(H_0:\mu=50\) \(H_1:\mu e50\) was calculated to bez = 1.35.Calculate the associated p-value. 3) \(H_0:\mu=50\) \(H_1:\mu\lt50\) was calculated to bez = 1.35.Calculate the associated p-value.

Part 1 of 4 For the given functions, find (fog)(x) and (g of)(x) and the domain of each. f(x) =x +4, g(x) = 18-x III (f o g)(x) = (Simplify your answer.)

Let X1,X2, . . . be independent, identically distributed random variables with E[X] = 2 and var(X)=9, and let Yi = Xi/2i. We also define Tn and An to be the sum and the sample mean, respectively, of the random variables Y1, . . . , Yn. (a) Evaluate the mean and variance of Yn, Tn, and An. (b) Does Yn converge in probability? If so, to what value?

2022 - COA - SUMMER - MAT200 X + V C chandleronline.agilixbuzz.com/student/177686563/activity/5324_quiz Student App 02.08 Transformations and Congruence Review and Practice Test 2022 - COA - SUMMER - MAT200A - Krob-2 - GEOMETRY - P2 / Module 02: Transformations and Congruence Alyssa Yates All changes saved IB Polygon ABCDE is the first in a

I need help with Part C and do not have access to a graphing calc Part C - Quadratic Inequalities (possible 25 points) Activity 1: To find which of x2 - 12 or 3x + 6 is greater, enter the two functions as Y, and Y, in your graphing calculator. Use the TABLE option to compare the two functions for various values of x. For TblStart set to -10, A Tbl

Choose the end behavior of the graph of each polynomial function. Falls to the left and rises to the right Rises to the left and falls to the right (a) f(x) = -4x + 8x + 2x + x Rises to the left and rises to the right Falls to the left and falls to the right O Falls to the left and rises to the right Rises to the left and falls to the right (b) f

What is the answer? Question 5, 8.4.29 Homework: 8.4 pm 1 or 3 / Determine the effective annual yield for each Investment. Then select the better InVestment. Assume 360 days In a year. 12.5% compounded monthly; 12.75% compounded annually 0 Click the icon to view some nance formulas. ----' The effective annual yield for a 12.5% compounded monthly

Determine the number of slack variables and name Maximize: z=9x1 +3x2 + X3 them. Then use the slack variables to convert each subject to: constraint into a linear equation. 8x1 - X2 - X3 $ 180 13x1 + 6x2 + 9X3 S 220 14x1 + X2 5 349 How many slack variables are needed? X1 20, X2 20, X3 2 0

LT 4.3 Al-Khwarizmi's Methods for Solving Quadratic Equations Use al-Khwarizmi's methods/formulas to solve the problems below. No credit will be given for solving using standard modern methods. 1. x2 + 10x = 56 2. T' - 3x - 10 = 0 3. ga+1 4x + 1 = 20

84. Average Cost. The average cost per light, in dollars, for a company to produce x roadside emergency lights is given by the function A(x ) = 2x + 100 x > 0. X A(X) 15 A(x) = 2x + 100 ,x20 x 10 5 0 100 200 300 400 500 a) Find the horizontal asymptote of the graph and complete the following: A(x) as x -> Do. b) Explain the meaning of the answer

Suppose a multiple regression model is given by y= 1.36 x 1 +9.41 x 2 +32.77 . What would an interpretation of the coefficient of x1 be? .

Show work by typing if possible. [4] Find the rotation matrix C that transforms13 into 5 12. Make a diagram of this transformation

find the area of the shaded region? -10 Find the area of the shaded region, Round to the nearest tenth 120 12.5 0 E Area of shaded region

Need help with those 12 statistics multiple choice questions. The selected answers were incorrect. Suppose a hypertension trial is mounted and 18 participants are randomly assigned to one of the comparison treatments. Each participant takes the assigned medication and their systolic ooa pressure (SBP) is recorded after 6 months on the assigned

(a) Consider the matrix 1 0 0 A: 1 2 0 . 2 3 3 Examine whether the homogeneous set A 1: = 0, where x is a 3-dimensional vector, has nontrivial solutions (It at 0). Also, examine whether the linear set of ordinary differential equations (ODEs), dx/dt = A - x where t is time and x is a 3-dimensional vector, has solutions that decay over time. (10

What type of chart is a histogram?The correlation between two variables is best illustrated by what chart type

Can you please show your work, thank you! 6 Chrome File Edit View History Bookmarks People Tab Window Help $1 $47) 85%[E- WeleII7PM Q SE , . , 7 . - , . . A , , y; , 'i Project'l: Let's getcooking: . X ,lwlm,' ::'.l 1.4;: w 179*64 i canvasmorainevalleyedu Introduction Fractions are a large part of baking. Ingredient measurements are often given in

Find two vectors u and v such that: (i) both u and v are perpendicular to w = (1, 1, 1) and (ii) u is perpendicular to v.

Series Solution of Differential Equations using Power Series Solve for F" + II)\" + I? = 0. Final answer must Show the series until term of K}

1) What percent of the data lies within plus/minustwo standard deviations of the mean? (1pts) 2) What percent of the data lies within plus/minus one standard deviation from the mean? (1pts) 3) What percent of the data lies within -2 and 1 standard deviations of the mean? (1pts extra credit) \f

What is the probability that all 3 medals are won by Jamaica? incorrect Question 1c

Question 2 2 pts Use synthetic division and the remainder theorem to evaluate P(2) if P(x) = 3x3 + 4x2 - 3x + 18

1. The cost, in dollars, of printing n digital photos is f(n)= 2.00 + 0.15n. Explain what the slope and the y intercept represent in this situation. 2. Write a function that describes the sequence 2, 4, 8, 16 for n= 1, 2, 3, 4 3. What is the range of the following equations? a. y = 2x + 1 Range: b. y = 2x - 3 Range: C. y = x2+3x - 4 Range: d. y =

For evidence to be admitted at trial, its probative value (i.e., helpfulness) must outweigh its potential for ___________. Group of answer choices prejudice unlawfulness confusion all of the above are true

Unit 1: Project - Linear Equations and Inequalities https://intervisualtechnology.us/pxudpothrb/167/12830/Unit1Projectapply.pdf https://intervisualtechnology.us/pxudpothrb/167/17837/Algebra_2_Rubric.pdf

assume that the poll was repeated using the same techniques, then the pollsters would expect the results to be within 2 percent of the stated result 95 percent of the time. In other words, 95 percent of the time they would expect the results to be between: A poll reports that Steven is going to be elected as class treasurer with 68 percent of the

A major credit card company has determined that customers charge between $100 and $1100 per month. Given that the average monthly amount charged is uniformly distributed, what percent of monthly changes are between $311 and $889? Show your work.

Twenty five independent polls of one thousand random people each are taken during the course of an extremely close election campaign. People in the poll are asked which of the two candidates they favor and the percentage who favor the incumbent candidate is computed for each poll. a. Estimate the standard error and the margin of error for each of

Translate the following into a mathematical equation. Use k as the constant of proportionality. The drag of an object traveling through a fluid D varies jointly with the density of the fluid p and the square of the velocity of the object v .

Version 1 https://www.youtube.com/watch?v=2TswOCD0ahc Version 2 https://www.youtube.com/watch?v=t9-VolqfNPk 1. Which one do you prefer and why? Support your conclusion. 2. How do the two versions differ from the source material? Often when films are made from books people discuss what elements were left out or changed; they have various opinions

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