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Mathematics Questions and Answers March 07, 2021

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Estimate 44.39 +34.478 by first rounding each number to the nearest whole number. X 5
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Describe how the latest version of Nessus differs from the previous version, and describe the latest version's features and benefits
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A student has an average of 84% on the unit tests, 85% on the final test, 90% on the class project, and 92% on homework submissions. If the unit tests count for 25% of the final grade, the final test counts for 40%, the class project counts for 15%, and homework submissions count for 20%, what is the weighted average grade of the student? a.)

Fertilizers have been the subject of very aggressive advertising recently. To see if they serve their designed purpose, two different fertilizers (A and B) were applied to nine different types of plants. The growth rate in inches per 30 days for each type of plant is recorded below. We would like to determine if fertilizer A is better for growth

How to tailor instructions for the diverse learner in 2nd grade that is behind the 2nd grade level

Jerry and Kuba are laying a hardwood floor. Working alone, Jerry can do the job in 28 hr. If the two of them work together, they can complete the job in 12 hr. How long would it take Kuba to lay the floor working alone? (Let xequals the time it would take Kuba working alone.)

The _______________ is the component that keeps the hammer from following the bolt carrier forward when the trigger is pulled to the rear after firing

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Model regresi sederhana diformulasikan dengan Y = A + BX Dimana Y adalah variabel terikat (dependent), X adalah variabel bebas (independent), A adalah Nilai konstan, dan B adalah nilai kontansta untuk variabel bebas X. Model regresi untuk multivariabel berarti variabel bebas lebih dari 1, yang artinya akan ada X1, X2, ..., Xn. Untuk mencari nilai

Help 4. A ball's position, in meters, as it travels every second is represented by the position function s(t) = 4.9t2 + 550. What is the velocity of the ball after 3 seconds? Include units in your answer. (10 points) B i U Font Family - AA A DE . E. E. G
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Opeele Kyinkafa sells different used 2005 GM cars in excellent condition. The value or the retail price (Price) of a car is dependent on a variety of characteristics such as number of miles the car has been driven (Mileage), manufacturer of the car (Make) such as Buick, Cadillac, Chevrolet, Pontiac, SAAB, and Saturn. The car price is also
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- . ..: Show diagram, Define variables, State formula, theorem, equation or junction used, Snow substitutions and/or steps in solving an equation, State restrictions, State concluding statement, Use correct notation. No marks are given if your solution includes: e or In, differentiation, integration, limits. _ - . Final units need to be in
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identify the test statistic : T= -1.64 what is the p-value=.....

According to a Field Poll, 221 out of 482of California adults feel that "education and our schools" is one of the top issues facing California. We wish to construct a 90% confidence interval for thetrue proportion of California adults who feel that education and the schools is one of the top issues facing California. The error bound is

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Claim most adults would erase all of their personal information online if they could a software firm survey of 412 randomly selected adults showed that 61% of them would erase all of their original claim in symbolic form let the parameter represent that adults that would erase their personal information

Which cost estimating technique is most accurate? Deliverable Rule of thumb Bottoms-up Rough order of magnitude Parametric

16. This refers to how long it takes you heart rate return to RHR after engaging in * 21. This is a training principle that focuses on a particular exercise depending on * 24. Ms. Dorothy is s busy businesswoman. There are days in a week where her physical activity. how the body is being trained. business is taking her full time. But even though
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Research the property and then determine its corresponding logarithmic property. Using two or more examples, show how the exponent property and its corresponding logarithmic property act as inverse functions. Make sure to state the property and its definition

how do I respond to this post Hello my name is Teresa and my lesson is in Rythym error detection I teach choir and Piano in music literacy my goal is to perform rythym and identify errors in those rythyms with no values of whole half and choir notes with 60 percent accuracy, challenges I see is that students loose count of where they are within

In a survey of first graders, their mean height was 49.9 inches with a standard deviation of 3.15 inches. Assuming the heights are normally distributed, what height represents the first quartile of these students? Group of answer choices 52.02 inches 43.60 inches 47.77 inches 46.75 inches

Q70: Based on your evaluation of the null in Q68 and your conclusion is Q69, as a researcher you would be more concerned with a A. Type I statistical error B. Type II statistical error Calculate the 99% confidence interval. Steps: Q71: The mean you will use for this calculation is A. 5.5 B. 6.3 Q72: What is the new critical value you will use for
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The national standard for salinity (salt content) in drinking water is 500 parts per million.A government inspector tests the drinking water at 10 locations around a certain city and finds the following levels of salinity (in parts per million of course): [532, 560, 506, 452, 425, 531, 582, 376, 529, 629] Please perform a 95% confidence interval

Find a vector N that is perpendicular to the plane determined by the points P,Q, R. P(2, -1, 2), Q(-2, -3, 0), R(1, 1, 0)

Every person is weighed who enters the stadium.The average weight is calculated.What is the terminology for this finding? A. Sample statistic B. Population parameter C. Inference D. Rational subgroup

Suppose that the probability is 0.25 that the value of the U.S. dollar will rise against the Canadian dollar over any given week and that the outcome in one week is independent of that in any other week. What is the probability that the value of the U.S. dollar will rise against the Canadian dollar at least twice over a period of 9 weeks?

The annual returns on Sid Carrington's three investments amounted to $9,360: 2% on a savings account, 5% on mutual funds, and 6% on bonds. The amount of Sid's investment in bonds was twice the amount of his investment in the savings account, and the interest earned from his investment in bonds was equal to the dividends he received from his

Suppose that f(x) = ln(5x + 6) Use interval notation to give the domain of f. Domain = _______

I am wanting to double heck my answers to make sure I understand Questlon 1: (2 points) Graph the following system of equations. z+y=5 :r: + 2y : 4 What type of system is this? Inconsistent Independent [ ] Dependent Solution. (Hint: x and y are whole numbers) 9; : 3]: (Note: the "How Did I Do" button will only show a correct response once both
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Evaluate the trigonometric function at the quadrantal angle, or state that the expression is undefined. tangent StartFraction pi Over 2 EndFraction

A large corporation has a plant that has started a pilot program to give stock options for its assembly line workers as part of their benefits package. The corporation would like to determine if the mean quality score for this plant exceeds the current average quality measure of 85. A random sample of 36 production units is selected from this

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The number line below is correctly represented by which of the following notations? \f
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mat1302 homework unit IV question 15 MAT 1302-17C-SP21L-$4, College Algebra Homework: Unit IV Homework Score: 2:67 of 8 pts 3.4.19 Assigned Media Answer the following questions about the equation below X-15x - 4-0 (al List all rational roots that are possible according to the Rational Zero Theorem. Choose the correct answer befury 14 B 21 12, 14 G
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Please provide MPE STEP BY STEP IN DETAIL and how to compute in excel (if possible)

v uic.blackboard.com C + 88 UIC Content C Chegg Search Search Results | Course Hero Staphylococcusausing human diseases G Examine the blood agar plate shown belo... X Remaining Time: 41 minutes, 13 seconds. Question Completion Status: 18 A O O Staphylococcus aureus Staphylococcus saprophyticus Staphylococcus epidermidis Priv Terms 11 PM Exam 3
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\fE Time left 1:14: Question 9 Not yet answered Marked out of 1.00 Solve the following investment equation for the number of compounding periods, n. Round your answer to the nearest whole number. 500 = 450(1.003)7 Select one: O a. 40 O b. 25 O C. 35 O d. 30 9 M CS Carithm x norquest.ca/mod/quiz/attempt.php?attempt=2822942&cmid=1898187&page=10 Time
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A State mediator working with union and management officials made a statement to the press including, "The probability of reaching an agreement on a new contract within a week is 0.05." This statement can be interpreted to mean:

Unit 6: Applications of Probability "Are you positive?" Performance Task #2 Be sure to show your work where possible-failure to show work will result in deduction in grade We know that modern medicine is rich with biology. chemistry and countless other branches of science. While mathematics does not make a lot of headlines for changing the way we
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Solve the given differential equation by separation of variables (e^y + 1)^2 e^-y dx + (e^x + 1)^3 e^-x dy = 0

Objective: Paraphrasing the contents of the introductory material of the PPIT, and Chapters 1 and 2 of the textbook. Create an outline or summary of the contents of the American Association of Port Authorities, Port Planning and Investment Toolkit using the Introductory pages at a guideline, and the relation to the contents of Chapters 1 and 2

Suppose that y varies directly with x, and y =27 when x = 3. (a) Write a direct variation equation that relates x and y - Equation: (b) Find y when x = -5 . =
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Define g(x)=xe^x. Find the tangent line for g at x=1 .If it is in the form y=mx+b , what is the value of b?

You need 450 mL of a 15% alcohol solution. On hand, you have a 10% alcohol mixture. How much of the 10% alcohol mixture and pure alcohol will you need to obtain the desired solution?

1) The lengths of pregnancies are normally distributed with a mean of 266 days and a standard deviation of 15 days. a. Find the probability of a pregnancy lasting 309 days or longer. b. If the length of pregnancy is in the lowest 4%, then the baby is premature. Find the length that separates premature babies from those who are not premature. A)

Solve 1-4 on probability Jane is a tudent who's graduating at the end of the year and she wants to understand what is her probability of finding a job given her skill level. Jane knows that either she finds a job J or she doesn't NJ. She also knows that there are 3 types of "skills" in the world: HS (high-skill), MS (medium-skill) and LS
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Simplify the given expression 6 divided by 2 + (8 - 3)^2

A poll showed that 47.4% of Americans say they believe that Marilyn Monroe had an affair with JFK. What is the probability of randomly selecting someone who does not believe that Marilyn Monroe had an affair with JFK. Report your answer as a decimal accurate to 3 decimal places. prob =

There are 5 graphs. Look at each of the graphs below. Need a brief explanation of why each of the graphs is misleading. Brand C 70% rand 60% WHAT IS YOUR FAVORITE SEASON? @FONMIKE 53% 17% 17% 13% FALL SUMMER WINTER SPIN JOB LOSS BY QUARTER 15 MIL 13.5 MIL DEC .07 SEPT 108 MARCH '09 JUNE 10 4. The manager of a movie theater asked 100 of his
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Aggiungi le forme mancanti dei verbi riflessivi indicati. Questions pettinarsi Question 1 with 1 blank noi 1 of 1 Question 2 with 1 blank loro 1 of 1 radersi Question 3 with 1 blank tu 1 of 1 Question 4 with 1 blank Lei/lui/lei 1 of 1 Question 5 with 1 blank voi 1 of 1 vestirsi Question 6 with 1 blank io 1 of 1 Question 7 with 1 blank Lei/lui/lei

An IQ test is designed so that the mean is 100 and the standard deviation is 15 for the population of normal adults. Find the sample size necessary to estimate the mean IQ score of statistics students such that it can be said with 95% confidence that the sample mean is within 7 IQ points of the true mean. Assume that sigma =15 and determine the

1.Solve the quadratic equation by factoring. w 2 + 14w + 48 = 0 2. Graph the equation. y =2x - 8 3. Find the slope of the line passing through the pair of points or state that the slope is undefined. Then indicate whether the line through the pointsrises, falls, ishorizontal, or is vertical. (7,0) and (0,3) Select the correct choice below and fill

Task 5: Organisational manual, style guide and obtaining help You are concerned that the documents your staff are creating do not showcase the professional image and correctness that you expect for your business. You decide to design and produce a manual to give to all your staff, explaining why high standards are essential in all business
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11. Do you think the medians and amount of variability in revenue are similar across regions? Justify your answer. Create a means table for revenue to answer Qll '- Use Analyze 9 Compare Means 9 Means. I Select revenue as D'Vs and customer as IV 12. One might predict that preferred customers are bigger spenders than regular customers. [5 this
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Jill spent $75 on a Power Balance bracelet that was being sold at her cheer leading competition. Jill states, "After I bought and wore the Power Balance bracelet, I performed my routine perfectly." What is wrong with her reasoning? Group of answer choices Jill's reasoning is post hoc Jill is not taking the placebo effect into account. Jill is not

A ball is thrown vertically upward. After f seconds, its height h (in feet) is given by the function h () =44t-16t . What is the maximum height that the ball will reach? Do not round your answer. Height : | feet X
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how can i make this better Good morning I contacted you back in April to see how we should proceed with handling the deposit and the key return and a walk through I still had not heard anything back from you I definitely need the deposit in order for me to move at this point. I am waiting for a check that has not arrived yet so perhaps we may be

Question (Estimate and Confidence Interval) A survey was done to check on the marital status of factory workers. 20 out of 30 female workers and 12 out of 20 male workers were found to be married. Construct a 96% confidence interval for the population proportion of factory workers who are married. Interpret your results. (5 marks) May i know what

4th grade maths Sep 1 - 11:59 pm bal sala, 2,491 rounds to z,bvu and z,bvu rounds to 3,VVU. So, 2,491 rounds to 3,UVU. vnicn is the best explanation as to whether or not Bais reasoning Is correct? O A Bai's reasoning is not correct. Since the 9 in the tens place in 2,491 is greater than 5, the nearest thousand to 2,491 is 2,000. O B Bai's
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How do I solve this practice exercises? Use the following information to answer the next ten exercises, A customer service representative must spend different amounts of time with each customer to resolve various concerns. The amount of time spent with each customer can be modeled by the following distribution: X ~ Exp(0.2) 46. What type of
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create student questions Identify and describe translations, rotations, and reflections as rigid transformations. Understand that rigid transformations preserve lengths and angle measures. Recognize and describe corresponding sides and corresponding angles of a polygon and its image under a rigid transformation

A nurse is registering incoming patients into the emergency room asks: "What is your pain level on a scale 0 to 10?" What is the level of measurement of this data?

14. Find the equation of the set of points which are equidistant From ( 3, 10 ) and the X-axis A . y = = ( x - 5 ) 2 + 3 B . y - 10 = 20 ( x - 3 ) 2 C . 4 = 1 ( X - 3)2 +10 20 D. 4 = 1 ( x - 3 ) 2 + 5 20 15 . The focus of a parabola is ( -3 , 5 ) and the directrix is u = 1 which equation represents a parabola that is congruent to the given
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This table shows the distribution of winning times in the Kentucky Derby (a horse race) over 70 years. SeCampus: Home X Content X Wk 2 -Practice: Ch 4, Descrip X Connect X G this table shows the distribut x * 25 37 23 26 30 40 25 26 39 X + X C D A
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Agovernment-sponsored organization that was established in 1938 after the Depression to provide local banks with money from the federal government to be used for residential mortgages in an effort to increase homeownership rates. As lending standards have tightened during the most recent housing marketcrisis, credit scores for borrowers of

A dishwasher that previously sold for $609.99 has been reduced to $573.39. What is the markdown percent? (Round to the nearest whole percent) Question 25 options: a) 10% b) 7% c) 6% d) 2%

Suppose you want to have $400,000 for retirement in 35 years. Your account earns 10% interest. How much would you need to deposit in the account each month?

Find the present value of an ordinary annuity with deposits of $7,535 every 6 months for 8 years at 5.6% compounded semiannually. K What is the present value? $ (Round to the nearest cent.)
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A laser level is used to determine an elevation on a point. The back-sight reading of 3.50' is taken on a benchmark with an elevation of 101.15. From this setup a side-shot of 3.14' is taken on point "A". What is the elevation of point "A"? Question 2Select one: A. 104.29' B. 104.65' C. 101.51' D. 103.14

Find the total area bounded by the graphs of y equals x cubed plus 1 and y equals x plus 1

Harrison sells his computer making a 25% profit on his cost price. How much did he pay for the computer, if he soldi t for $2,375 Harrison sells his computer making a 25% profit on his cost price. How much did he pay for the computer, if he sold it for $2 375? Answer = $
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The mean gas mileage for a hybrid car is 57 miles per gallon. Suppose that the gasoline mileage is approximately normally distributed with a standard deviation of 3.5 miles per gallon. (a) What proportion of hybrids gets over 61 miles pergallon? (b) What proportion of hybrids gets 51 miles per gallon orless? (c)What proportion of hybrids gets

VxVy (R(x , y) > x=y) + R(a,b) - R(b, a) 1. VxVy (R(x, y) > x=y ) : AS 2 . R(a, b) : AS Vy (R(a , y ) > a=y ) :VE 1 R(a, b ) - a = b : VE 3 a=b : -> E2 , 4 Vx(R(x, b) > x=b) :VE 1 R(a, b ) - a = b :VE 6 b=a : =E 5 R(b, a ) : -E8 10. R(a, b) > R(b, a ) : - 1 2-9
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Q1. Suppose $90,000 is invested into an account where interest is compounded quartely. After 30 years the balance is $1,040,243. What was the interest rate as a percent? interest rate________% Q2. Suppose $5,500 is compounded weekly for 30 years. If no other deposits are made, what rate is needed for the balance to double in that time? interest

Give the Law of Sines . Explain two situations where the Law of Sines can be applied. What would be an example. Give the Law of Cosines . Explain two different situations where the Law of Cosines can be applied. What would be a good example of two solutions. What are two methods to find the area of a triangle

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Suppose that the total profit in hundreds of dollars from selling x items is given by P(x) =4x^2 - 5x+ 10. Find the marginal profit atx= 5. Select one: A. $15 B. $32 C. $35 D. $45

Need answers (3) 30b. Solve the equation found in question 30a by either a table, graphical, or algebraic method. Show the work supporting your method. MO more since 1995. For problems 31 - 34, use the following table. The table below gives the number of cars sold in millions, t years t, years since 1995 0123 G(t), Cars sold in millions 3 12 21 30
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Use the two-way frequency table at the right to find the probability P(8th-grade boy). Attendance at Soccer Camp 6th 8th Totals Graders 7th Graders Graders Boys Girls Totals . . . P(8th-grade boy) = (Simplify your answer.)
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The instructor divided the work between Sam and I me myself mine

Ignoring color, what kind of symmetry does the pinwheel have? A. rotational symmetry B. line symmetry C. both rotational and line symmetry D. neither Please select the best answer from the choices provided OA O B O C O D
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Statistics and Probability Question: Assume you have a random sample of size n from Geomen'ic distribution with the density function of f{$}=3{1 l'?)',3':= 1,13,. .. and you want to test H0 : .9 = 0.5 vs H1 : 3 = 0.6. Find out if the Neyman Pearson Lemma and the Likelihood Ratio Test yield the same result
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47. Find the exact value of sin 15 . Use a half-angle identity B. V2+ V3 2 C. V2- V3 48. Write this measure in radians: -45. A. - 45 D. 49. Simplify this expression: csco cote B. sin2 0 C. D 50. Find the measure of an angle between 0 and 360 degrees coterminal with 575 degrees A. 215 B. -145 C. 35 D. 145 Carefully review your answers on this
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Hello, I just uploaded a document with a set of Questions for Q1, Q2, Q3 and Q4 and I just uploaded the other set of questions that goes with that so the tutor can better undertsand what the question is asking? Can you let me know you recieved both? Bonus Rate 15% Employee Summary Number of Employees 1,158 ID First Name Last Name Department Report

Find the derivative of y=xtanh(x2)x2(coshx) . Select one: a. xsech2 (x)+2tanh(x)-2x2sinhx4xcoshx b. (x2)sech2(x2)+tanh(x2)x2sinhx2xcoshx c. (x2)sech2(x2)+tanh(x2)2xcoshx d. (x2)sech2(x2)+tanh(x2)

Find the total area between the x-axis and the curve f left parenthesis x right parenthesis equals 5 over x minus 1 between x equals 1 and x equals 9

If the middle68% of the 7th graders kids in a school are in the range of 5' 3"and 5' 11", what is the standard deviation (in inches)? Note: Assume Normal Distribution as 68% is typically used for Normal Distribution. Using practice questions to review for test, and submitting over and over for practice. Our system generates new numbers every time

A stable has all American Quarter Horses.There are 15 bays, 12 blacks, and 11 red duns. What is the probability that you draw a bay or a red dun on the first draw, replace that horse, and then draw a black horse?

The Northside rifle team has two markspersons, Dick and Sally. Dick hits a bull's-eye 90% of the time, and Sally hits a bull's-eye 95% of the time. (a)What is the probability that either Dick or Sally or both will hit the bull's-eye if each takes one shot? (b)What is the probability that Dick and Sally will both hit the bull's-eye? (c)Did you make

The pulse rates of 143 randomly selected adult males vary from a low of 43 bpm to a high of 123 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 99 % confidence that the sample mean is within 3 bpm of the population mean. Complete parts(a) through(c) below.

need help with homework, pls and ty 0 X LMS X Homework Hell x Build a Molecult O A Not secure | https://... Co . . . Q2 Solve the quadratic equation by using the quadratic formula. 0.4x2 + x - 0.3 = 0 Recycle Bin 34 34 A. B. 13 + V13 Microsoft Edge C. WE D. 4 Unit_1_less... O A O B IMG_1712 2 of 10 - BACK NEXT - Search 10:18 AM 11/24/20200 X LMS X
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Funciones y formas: Memoria Complete the descriptions of the objects with the appropriate possessive adjectives mi/s, tu/s, su/s, nuestro/a/os/as. The owner(s) of each object is given in parentheses. 26) mochila es azul. (Ral) Score:0 out of 1 27) cuadernos son rojos. (Marisa) Score:0 out of 1 28) computadora es blanca. (Carlos y Ral) Score:0 out

or each of the following, determine whether the equation represents exponential growth, exponential decay, or neither. (See Example 1 in this section.) (a) y = 4 x^1/2 exponential growth exponential decay neither (b) y = 5 (2/5)^x exponential growth exponential decay neither (c) s = 3 4 3t exponential growth exponential decay neither (d) s = t2

__________ is the process by which each aspect of a problem is translated and expressed in terms of a mathematical model

Think back to a class you took in high school. Use concrete examples to describe the class and how instruction was conducted. The course that I took was Alegbra in high school and I was a freshman in high school. The teacher at that time was used to teaching this algebra class to advanced fifth graders. She could not understand why I as a fifteen

A lesson plan for preschoolers should focus on one domain each day. True OFalse

Next you will need to find the partial derivatives. P(x,y)= -x^2+4xy-7y^2-20x+88y+6 P_x (x,y)=-2x+4y-20 P_y (x,y)=4x-14y+88 Can some explain why we choose these partial derivative ? and not use the others ?

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