S
  1. study help
  2. subject categories
  3. sciences
  4. mathematics
  5. november 2021
  6. 04

Mathematics Questions and Answers November 04, 2021

Expert-verified solutions to help you succeed

please help me with this statistic question involving the chart below To test whether whether extracurricular activity is a good predictor of college success , a college college administrator records whether students participated in extracurricular activities during high school I and their subsequent college freshman GPA Extracurricular college
image text in transcribed

1. Use the following table showing political party affiliation of each of 66 US Senate members in Jan 2017, and when they are up for re-election: (Source: www.senate.gov) (Report your answers as fractions or as decimal values rounded to the nearest hundredth.) Find the probability that a single randomly selected senator is: Up for Reelection Democ

1. Determine the weight of HFC-227ea required to protect an enclosure 20 ft. wide, 40 ft. long, and 8 ft high, at an ambient temperature of 60 o F, and an elevation of 6,000 ft., using a 9% design concentration. (10 pts)

WDetermine mu Subscript x overbarx and sigma Subscript x overbarx from the given parameters of the population and sample size. muequals= 81 , sigma equals= 9 , nequals= 81

The average college dorm room measures 13 feet by 15 feet. a) Convert the measurements to inches. b) Convert the measurements to centimeters. c) Find the area of the room in square feet. d) Find the area of the room in square yards

Name:____________________________________ PeopleSoft ID:_______________ Math 1330 Written Homework (WHW 3) Section 5.2. Instructions: Homework will NOT be accepted through email or in person. Homework must be submitted through CourseWare BEFORE the deadline. Print out this file and complete the problems. Use blue or black ink or a dark pencil;

Leila received a $90 gift card for a coffee store. she used it in buying some coffee that cost $7.27 per pound. After buying the coffee, she had $46.38 left on her card. How many pounds of coffee did she buy?

Mr. Lee of Red River Consumer Products in Winnipeg is considering a new product for his sales inventory. He has researched the market for similar products and decided that he could generate a profit if he offered the item in question at a unit selling price of $100. This price is considerably lower than the $125 for the same item his competitor

The area of a rectangle is 21ft 2 , and the length of the rectangle is 1ft less than twice the width. Find the dimensions of the rectangle. Solve for length and width.

Imagine you own a shoe store. What are the most important variables that would lead to maximizing your profit AND why? Are there any variables that you think would not affect revenue at all?

Can someone explain addition/subtraction and scalar multiplication of m by n Matrices and also show an example.

License plates in a particular state display 2 letters followed by 2 numbers. How many different license plates can be manufactured for this state?

I'm having figuring out this problem. I know I need to raise to the power but I'm getting stuck somewhere \f
image text in transcribed

Need help with the 3 questions below. Determine the earnings for the employee. Hours in excess of 40 are overtime (O.T.) hours. 8.9 8.8 8.8 8.5 8.7 7.3 Reg. Rate: $8.58 O.T. Rate: $12.87 What were Mr. Els' earnings at the regular rate? $ What were Mr. Els' earnings at the overtime rate? $ What were Mr. Els' gross earnings? $

Dana wants to have $5000 available for a down payment on a new car when she finishes her degree in four years. If her money market account has an interest rate of 3.75% compounded monthly, how much of her graduation money does she need to set aside for the car?

Describe the best way to visualize the data collected for a Direct Practice Improvement (DPI) Project to have the most effect on your audience. Please use at least 2 references from 2020 - 2024

A random sample of 16 students showed that the variance in the number of hours they spend studying for a final exam was 25 hours 2 . Construct a 95% confidence interval for the population variance and standard deviation of hours spent studying. Assume the population of hours spent studying is normally distributed. AND Test, at the 5% level of

compute the discrimination then determine the number and type of solutions for the given equation Question 10 Compute the discriminant. Then determine the number and type of solutions for the given equation. x2 + 6x +9=0 A -36; two complex imaginary solutions B 36: two unequal real solutions C 0: one real solution
image text in transcribed

I need # 56 and 57 answered. for number 56 the title is solving trigonometric equations by factoring and it wants you to solve equation. steps must be shown for both examples. ll. 13. 15. V5 8.60s9:2 10. sin9=-D.3 12. cos=l132 l4. m9=1 16. m9 : - 1724 I Solving Basic Trigonometric Equations Solve the given equation, and list six specic solutions.
image text in transcribed

Sample Item 1 1 2 3 4 5 6.1 6.35 5.85 6 6.15 item 2 item 3 Item 4 Item 5 6.15 5.35 5.98 5.95 6.02 6.2 6.1 5.7 5.9 6.2 6.12 6.08 5.8 5.7 6.04 6.17 5.6 6.25 5.99 6.01 Xbar R 5.906 6.074 6.03 5.942 6 5.9904 Average R Chart D3 D4 UCL = X-double bar +A2* Rbar = LCL =X doublebar - A2 * R bar = A2 n= 0.8 0.65 0.35 0.47 0.65 0.584 0.5777 5 R Chart 6.4 1.4

3 Dimensional Space Name: Graph paper is only so helpful with 3 D graphing, because it doesn't give a grid in the z dimension like the first image below is attempting to do. The image on the right is showing how to find a point in 3 D space. Of course you need three coordinates. (x,y,z) a) How many different pathways are there from the origin to

The universal set is U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}. If A = { 2, 3, 4, 5, 6} and B = {5, 6, 7, 8, 9}, find the following. (Enter your answers as a comma-separated list. Enter EMPTY for the empty set (a) A B (b) A B (d) B'

This figure shows the first four rows of a stack of cubes. The 1st row has 1 cube, the 2nd row has 3 cubes, the 3rd row has 5 cubes, etc. How many cubes will the n th row contain? a. n - 1 b. 2 n - 1 c. n 2 - 1 d. 2 n 2 - 1

\f
image text in transcribed

Prob 1. You are given a. tower of 'n disks, initially stacked in decreasing size on one of three pegs. The objective is to transfer the entire tower to one of the other pegs, moving only one disk at s time and never moving a. larger one onto a. smaller. How many moves are necessary and suteient to perform this task? Find a formula for the

Graphing horizontal and vertical lines: Graph the line y= -4

Determine whether or not the equation represents y as a function of x. Find the domain and range of those relations which are functions.Also graph if possible x 2 + y 2 = 4

Convert the following number from decimal form to the given base. 5289 to base sixteen 5289= ? 16

1.Assume that there are no deposits or withdrawals. An initial investment of $3,000 earns 3% interest, compounded continuously. What will the investment be worth in 17 years? (Round your answer to the nearest cent.) 2.Assume that there are no deposits or withdrawals. An account now contains $3,630 and has been accumulating interest at 8% annual

Solve For: "Country A uses approximately_____gallons per household per month". Dropping less than two inches per mile after emerging from the mountains, a river drains into the ocean. One day's discharge at its mouth, 3.5 trillion gallons, could supply all of country A's households for five months. Based on this statement, determine how much water

is this association or difference BMI and Hypertension (continuous and categorical variable): this is for Associations or relationships Logistic Regression: This test is used when you have a binary dependent variable (hypertension: yes/no) and one or more continuous independent variables (BMI). It helps to determine if BMI is a significant

\f
image text in transcribed

We were asked to post an example of a practical application of regression analysis. We were also asked to idenitfy the independant and dependent numerical values. For my example of a practical application of regression analysis I am choosing; How much you eat and how much you weight I would just like to verify which is the dependant variable and

7.4.23 please answer the following question and provide the answer. thank you. \f
image text in transcribed

Name/Student Number: ________________________ Geometry Quarter 4 Exam Answer the questions below. Make sure to show your work and provide complete geometric explanations for full credit. 1. A triangle has side lengths 10, 15, and 7. Is the triangle acute, obtuse, or right? Show your work and explain. 2. A highway makes an angle of 6 with the

Jill left Bill's house and traveled toward the lake. Two hours later Kayla left Bill's house traveling 14 km/h faster in an effort to catch up to her. After three hours Kayla finally caught up. What was Jill's average speed?

r7j8P3 jH-N'ijonm D2 W63 V9y3XZztyKQsa QK} L18 771pHKJ Development ' ' ' "Explaih" ifyau need hel Compute the urobabilitx of each of the foliowing events: Event A: The sum is greater than 6. Event B: The sum is an even number. Write your answers as 'eXact fractions. m

3. Determine the interval{s} en which the functicn is decreasing. 3. A. {-m. 2) and (4, m) e. {m, as} and {r}, 6.1} c. {3, n [l (23 4} 4. Detennine whether the graph ct" y = |31 2 is symmetric with respect re the origin. the x-artis. or the yertis. 4. A. symmetric with respect he the siraxis cty B. symmetric with respect to the y-asis enly C.

Hey there remember me...? I need your help more than you know it right now

\f
image text in transcribed

Math 245 Written Homework 3 Due April 25th Name: 1. Consider the experiment of flipping a coin (sides of the coin are \"Heads\" and \"Tails\") and rolling a 6-sided die (each side has numbers 1,2,3,4,5 or 6). (a) Give the sample space S of this experiment. (b) Determine the event B = coin is tails and die is an even number. (Die is 2,4,6) (c)

Could you help me the with part a) ? I tried to derive the Euler Lagrange equation but I'm having trouble. Also shouldn't it hold for the whole interval [0,2]? 4. Consider the functional 4 J (y) = A [(y'2 +y2)(y - If - 5:93 + 2W2] div, y(0) = 0: 31(2) = e, where y is a piecewise smooth function. (a) Find the corresponding EulerLagrange dierential
image text in transcribed

Use Eulers method to estimate y (1) using five steps, where y ( x ) is the solution of the initial-value problem y' = y sin x , y (0) = 2. Round your numbers to four decimal places.

Find the equation of the line that passes through the point (2, -1) and is parallel to the line 3x+4y=9.. Write your equation in standard form, , where A, B, and C are integers and A 0.

Information is given about a polynomial f(X) whose coefficients are real numbers. Find the remaining zeros of f. Degree 6; zeros 7, - 5 + i, - 1 - i, 5

What number is needed to complete the pattern below? 66 73 13 21 52 __ 10 20 55 56 58 61 62

1. Let f ( x ) = 7 x 4 and g ( x ) = x 2 + x . Find the following: ( g f )( x ) 2.Let f ( x ) = 3 x + 1 and g ( x ) = x 2 1. Find the following: ( g f )(2) 3.Let f ( x ) = 3 x 5 and g ( x ) = x 2 + x . Find the following: ( f g )( x )

write the point slope form of a line: Through (5,2) and parallel to y = 2/5 x+6 please show all steps

A client scheduled for surgery is to receive an IV infusion of 0.9% sodium chloride with prochlorperaxine edisylate ( comparing) 10mg/50 ml over 30 minutes the practical nurse should program the infusion pump to deliver how many ml/hour (enter numeric value only)

Math for Econ I, Homework Assignment New York University Please write neat solutions for the problems below. Show all your work. If you only write the answer with no work, you will not be given any credit. Write your name and recitation section number. Staple your homework if you have multiple pages! 1. (5 pts) Let f (x, y) = x2 y 2 . Find fy (a,

\f
image text in transcribed

A bag containsfourred marbles,threegreen ones, one lavender one,twoyellows, andtwoorange marbles. How many sets of four marbles include none of the red ones?

The tide depth in Deep Cove, B.C., from midnight to 12:00 PM on January 10, 2011, can be modeled by the polynomial function f(t)=-0.002t^3+0.212t^2+0.748t+2.699 where f(t) is the tide depth in meters and t is the number of hours after midnight Use the polynomial function to determine the tide depth, to the nearest tenth of a metre, at 08:00 AM on

months Two linear functions are described below. Function 1: y = 10r - 1 Function 2: 10 1 -4 x -10 -8 -6 -4 2 8 10 10 How much greater is the rate of change for Function 1 than the rate of change for Function 27 times greater
image text in transcribed

the sum of two numbers is 55. if twice the smaller number is subtracted from the larger number, the result is 10. find the two numbers.

julia helped the teacher clean the tables in the classroom. She noticed that 1/4 of the tables are blue and 3/4 of the tables are red. there are eight tables in all how many are red

Math 107 - Fall 2017 University of Maryland University College Quiz 3 - 15 September 2017 ate Algebra Review of Intermedi- There are five (5) problems in this third Quiz. These problem represent the highlights from Week 3 work as stated in the syllabus. Please solve these problems and submit your solutions to your Assignment Folder. By Downloading

need help.... Read about Cowling's Rule for child sized doses of medication (number 92 on page 119 of Elementary and Intermediate Algebra ). Solve parts (a) and (b) of the problem using the following details indicated for your assigned number: For part (a) of problem 92 use this information to calculate the child's dose. For part (b) of problem 92

\f

Looking for help with (2) Rational Expression Problems, Domains and provided vocabulary words to incorporate in explanation of how the problem was formulated. I've attached a file with the two problems that need to be completed, and here are the requirements for the assignment and vocabularly words to be used... Explain in your own words what the
image text in transcribed

What determine whether the quantitative variable is discrete or continuous. Between distance sides of a street is the variable discrete or continuous

You are given the following spot rates: Term Spot Rate 1 year 4% 2 years 4.3% 3 years X 4 years 4.8 It is known that one-year forward rate for year 4 is 5.34%. Determine X. Please shows the prodcdures

Hannah can paint a room in 12 hours. Destiny can paint the same room in 15 hours. How long does it take for both Hannah and Destiny to paint the room it they are working together. _______________________hours

\f

The centrifugal force exerted on rotating turbine blades varies directly as the square of velocity. If the centrifugal force of1.2110^6 n is acting on the blades that move at 550m/sec , find the instantaneous rate of change of the centrifugal force as the velocity increases to 830m/sec . Round the answer to the nearest whole number.

\f

please answer the following question in the screen shot Use the Laws of logarithms to rewrite the expression 1033 (m8 a y) in a form with no logarithm ofa product, quotient or power. After rewriting we have 10g3 (m8 f'ly) = Alog3 a: + Blog3 y with the constant A = Preview and the constant B = Preview Get help: Videol
image text in transcribed

what is the effective interest rate if a bank pays 3% (annually) compounded monthly?

3.2 Practice - Compound Inequalities Solve each compound inequality, graph its solution, and give interval Please help me answer this. 3.2 # 28 28) 52a>2a+1or10a10>9a+9

A boat takes 4 hours to go 12 miles upstream. It can go 32 miles downstream in the same time. Find the rate of the current and the rate of the boat in still water

We will solve this problem by factoring . x 2 + 3x + 2 = 0

Da la forma correcta del verbo, segn el contexto. Es necesario que Andrs (hacer) ejercicio todos los das si quiere ser jugador profesional. Es cierto que Andrs (ser) joven y muy activo. Es bueno que Andrs y la Dra. Blanco (asegurarse) de que su dolor de espalda no sea nada serio opens in a dialog . Es probable que algn da Andrs (jugar) con los

thank you very much f (x)=5x-7 g (x)=sqrt 2x-3 a. form the product function (f*g)(x), and state it's domain. b. Form the quotient function (f/g)(x), and state its domain

7.3.19 please answer the following question and provide the answer. thank you. \f
image text in transcribed

quest 15 Use the intermediate value theorem to show that the polynomial function has a zero in the given interval. f(x)= 5x 3 +5x 2 -3x+8; [-4,-1] Find the value of f(-4) f(-4) = ________ Simplify your answer

\f
image text in transcribed

Answer 12-15 and show work 12. Solve the equation. Select all that apply. X 16 + x+4 x- + 4x X x=0 X= -3 x= 9 x = 2 x =6 x=-1 x=4 x = 8 No solution Skip to navigation 13 Find the product. 2x2 + 4x x2 - 10x + 21 x2 - 5x - 14 2x Skip to navigation 14. Find the product. x2 - 3x - 4 x - 6 x2 - 3x - 18 x+1 Skip to navigation 15. Solve 9 X = Skip to
image text in transcribed

Calculate the monthly payment to the nearest cent, given the following assumptions: (vehicle sale price = $12,550, sale tax % = 6.75%, down payment = $4000, loan APR compounded monthly = 6.25%, years = 5).

#1. Decide if each statement is True or False. If False, provide a counterexample (stating domain D and the functions f and |f| involved; no explanation required). No proof of true statement requested. (a.) _ _____ If f is continuous on D, then |f| is continuous on D. (b) _ _____ If |f| is continuous on D, then f is continuous on D. #4. For all

Secute I http5Wmoodle.adlc.ca,fmodfqu izfaltem pl.php?attempt= 390980&page= 22 cr]-DL.[\\1 2 4 11 12 i 23' Finish attempt .. Nita 'u'lrtuaL Schonl \\'S 2' Tame of contents . Umt 8 * Sinusmdal Funclmns : Wmdup Quwz 8 Duesuan 1 B Nntyetanswend Miriam m uf1.DD V Hag quesu'un Tnep-irrteruept unhegraph efy=abx ,whelea>0, b>0,an I511, is Selm Dne: O a

please help solve. I am getting an answer that is not on the multiple choice selections.

Hi expert_vrinda, I was wondering if you could help me in answering these questions? 1. Find the grade point average. Assume that the grade point values are 4.00 for an A, 3.00 for a B, and so on. (Round to 3 decimal places as needed.) Grades # credit hours B 3 B4 B4 C4 2. Find the mode(s) for the following group of data items. 6.7, 8.9, 10.1,

1.Serotonin is a substance found in the blood and its concentration may or may not be impacted by the hallucinogenic drug LSD. An experiment was set up to establish whether there might be a relationship between the LSD use and serotonin levels. Twenty-six rats were given a daily dose of LSD, while a control group of 25 rats were simply given a

Please help Bank A pays 5% compounded daily, while Bank B pays 5.12% compounded monthly. Which bank pays more? Explain. Show work

Use the Internet to research articles on hypothesis test and its application in business. Select one (1) company or organization which utilized hypothesis test technique for its business process (e.g., whether or not providing flexible work hours improve employee productivity.) Give your opinion as to whether or not the utilization of such a

4.4 (Version C) Math 112 Section: Instructor's name: 1. Completely factor () = 3 3 + 7 2 + 7 3 given that = 1 is a zero of (). Main Algebraic Solution: Check Your Solution: Name: Section 4.4 (Version C) Math 112 Section: Instructor's name: Name: 2. Determine the value of the constant so that 2 is a factor of the function () = 2 4 + 3 6 + 2. Main

I need help with this project thats due today with a minimum one page typed explanation. I have attached the document and info needed. I have no idea where to start and I'm in a crunch. Will add an additional $8 once completed. However I'm not sure how to download the attachment.

Microsoft Word - Problem 3.docx (a)Explainwhytheinequality(x-4)^2 or =0 also have exactly one solution? Microsoft Word - Problem 3.docx (d) Which of the following numbers are the solutions of the inequality (x-4)^2> or =0? -10, -5, 4, -2, 0, 1, 2, 3

The area of a region under a curve is greater than the area of an inscribed rectangle and less than the area of a circumscribed rectangle. Intuitively, we understand that somewhere "between" the inscribed and circumscribed rectangles there is a rectangle whose area is precisely equal to the area of the region under the curve: b a f ( x ) dx = f (

The mean value of land and buildings per acre from a sample of farms is $ 1300 , with a standard deviation of $ 200 The data set has abell-shaped distribution. Using the empiricalrule, determine which of the followingfarms, whose land and building values per acre aregiven, are unusual(more than two standard deviations from themean). Are any of the

Week 8 - Composite Functions Suppose that f(x) = 3x - 7 and g(x) = 2x + 1. Describe two methods you can use to evaluate f(g(2)). Would the answer be the same as g(f(2))? How could you apply composition of functions in more familiar situations such as Excel use? Suppose that f(x) = 3x - 7 and g(x) = 2x + 1. Describe two methods you can use to

"ilzzdi um mm per p mind) and n (the number of periods) for the foffo'mng annufty. Annum (ic-poem of 52'200 are made for 9 years into an annuity that pays 6 855'5 ccmpmmded annually N", it: '1, Gun:- an integer or a decimal ') Ru

Please help me. The sales tax rate in a city is 8.8%. Find the tax charged on a purchase of $204, and the total cost. How much tax is charged on a purchase the $204? My answer must be an integer or a decimal. Then round to the nearest cent if needed) 2. What is the total price? $ ----- I have to either type in a integer or decimal than round to

Here is a challenging problem. Consider the polynomial m2) =z5 +22:4 5z3 407,2 45:, 12. Give the set of complex linear factors of p. To help you out. you are told that 1 II is a root. and that three of the roots are integers. The set of factors is: | [a @. Note: Your set should be of a form like {2-1 , a- {1+2*I} I. Don't forget to use | [capital
image text in transcribed

A typical suspension system of a vehicle consists of a coil spring and a shock absorber (damper) at each tire as shown in Figure 1A. This system can be modeled by a series of spring mass dampers as shown in Figure 1B, where KT is the elastic coefficient of the tire while KS and CS represents elastic and damping coefficients of the suspension
image text in transcribedimage text in transcribed

3. Consider the following two functions. Perform long division on Y1 to verify it equals Y2 (write the steps as good as you can in the box) 4. Consider the following two functions. Perform long division on Y1 to verify it equals Y2 (write the steps as good as you can in the box)

If we consider accepting the null hypothesis, the established data would indicate that the student's gender was not a statistically significant predictor of the student's GRE score. Hence, it would be recommended that the student's gender not be considered during the admission process

\f\f\f\f\fu XFINITY Mobile "5' 7:18 PM 9' I Financial Project project 3 {9|} A/'QP- A A B C D Goal Career High School Graduate Salary 112440 21000 Monthly Salary 9370. 2342.5 | | lo 18% 0f Monthly Salary 15 Year House Price 30 Year House Price LDOON-IU'IU'l-bLUNH 5% Monthly Salary 401K Value Savings Goals Years To Reach Goals

Find the inverse function of f ( x ) = 3 x x 3 log 3 ( x ) log x (3) ln (3)

1. An airplane is built to withstand a maximum acceleration of 5 g . If its mass is 1,710 kg,what size force would cause this acceleration? 2.Under certain conditions, the human body can safely withstand an acceleration of10 g . What net force would have to act on someone with mass of67kgto cause this acceleration? First, find the weight of such a

Showing 1200 - 1300 of 1314
  • 13 / 14