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Mathematics Questions and Answers September 09, 2021

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Construct an ogive with these numbers 2 9 4 3 6 6 2 8 6 5 7 5 3 8 6 6 2 3 2 4 6 9 9 8 9 4 2 1 7 4

To determine the wind speed in a certain location, 20 samples are taken in a limited period of time. The average value of the measurements is 20 miles per hour, and the standard deviation of the sample is 1 miles per hour. The 90% confidence interval for the mean value of the wind speed is 20 /- Group of answer choices 0.34 MPH 0.94 0.39 MPH 0.83

There were two people working at the Registry of Motor Vehicles in Oneonta, NY. A survey tried to find out if one of the workers was faster and more efficient. A state worker timed each customer waited on by these two people and recorded how many of them took less than 25 minutes to be taken care of. Here are the results below: MARGARET's

Erik wants to accumulate $32,000 in a fund with payments of $1,700 made at the end of every month. The interest rate is 5.75% compounded monthly. a. How many payments (rounded up to the next payment) will it take to accumulate this amount? 25 payments 14 payments 18 payments 19 payments b. How long will it take to accumulate this amount? 3 years

Please answer part (4) in the following problem: Problem 3. Tuition fee A random sample of 30 full-time students form a large post-secondary institution was asked about their average tuition fee for the first year. From the data it was noted that the mean is $7850.00. The population standard deviation of the tuition fee is $257.00. Assume that the

Waterway Corp. is considering purchasing one of two new diagnostic machines. Either machine would make it possible for the company to bid on jobs that it currently is not equipped to do. Estimates for each machine are as follows: QOriginal cost $77,500 $190,100 Estimated life Byears 8years Salvage value o 0 Estimated annual cash inflows $22,300
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Question 16 of 35 Paige is employed at an annual salary of $35,000 paid semi-monthly. His regular workweek is 37.5 hours. a. What is his regular salary per period? Round to the nearest cent b. What is his hourly rate of pay? Round to the nearest cent c. What is the gross pay for a pay period in which Paige worked 14 hours overtime? Overtime hours
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A business knows that 30% of its customers are less than 25 years old. The business wants to increase this percentage, so they create marketing campaign that targets this age group. They want to test the hypotheses H0: p = 0.3 H a: p > 0.3 where p is the proportion of this business's customers who are less than 25 years old after the marketing

PLEASE TYPE YOU ANSWER ON YOU SOLUTION BECAUSE I CAN'T READ THE PICTURE PEOPLE WRITE ON THE PAPER BECAUSE ENGLISH IS NOT MY FIRST LANGUAGE. THANK YOU. 2.5b: Problem 1 Prev Up Next (1 pt) Find the derivative of f(x) = are-br+4 Assume that a and b are constants. f'(x) = Preview Answers Submit Answers You have attempted this problem 0 times. You have
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In the Florida State Lottery, you can bet $1 by selecting 3 numbers from 0 through 9 inclusive. You must select the same three numbers and they must be selected in the same order to win the $200 prize. What is the probability of winning the $200 prize?

Question 3(Multiple Choice Worth 2 points) (01.02 LC) What is 12- 34 written in standard form? 100 1.234 O 12.34 123.4 O 1234 Question 4(Multiple Choice Worth 2 points) (01.02 LC) What is two hundred sixty-five thousandths in standard form? O 0.265 2.65 O 260.005 265
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2. [0/1 Points] DETAILS PREVIOUS ANSWERS OSCAT1 3.3.160. MY NOTES ASK YOUR TE Find the average rate of change of the function on the interval specified for real number h. p(x) = 2x + 1 on [2, 2 + h] X , h #0 Recall the formula for the average rate of change between two input values. In the given problem, what is the relationship between the
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NOTE: ANSWERS MUST BE ORIGINAL AND NOT COPIED ON THE INTERNET OR ANY GOOGLE WEBSITES, MUST BE DIGITALIZED NOT HANDWRITTEN BECAUSE I AM HAVING A HARD TIME SEEING MESSY HANDWRITING Direction: Analyze the pictures below. Explain why the following pictures should be chosen to represent the real-life cubic function and how it is related to the linear
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Biologists within a national park use the fall rabbit population as a predictor of the following spring's fox population. In the fall of 2005 the rabbit population was 500 rabbits and in the spring of 2005 the fox population was 90. The statistical analysis predicted that there would be 104 foxes. Calculate the residual for that data point. r? 410
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Q1. If X1, X2, and X3 form a random sample of size 3 from normal population with mean // and variance o' and T1, T2, T, are estimators of mean where T, = X, - 3X2 -2X3 3 , T, = 2X, +X, -3X3 T, = X, +4X, - AX, 3
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Here is the question: the list in the textbook). 3. [10 marks] Find a Hall {2, 3}-subgroup of the alternating group As. Show that As does not have a Hall {5,3}-subgroup or a Hall {2, 5}-subgroup. 4. [10 marks) For an integer n > 3 the diher D order
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answer this Which of the following graphs represents the solution set of the inequality 5 y
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A rectangular billboard 5 feet in height stands in a field so that its bottom is 10 feet above the ground. A nearsighted cow with eye level at 4 feet above the ground stands x feet from the billboard. Express ? , the vertical angle subtended by the billboard at her eye, in terms of x . Then find the distance x 0 the cow must stand from the
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20. A vector 'z' is defined as: z = [9.6, -8.41, -0.07, 4.87, -4.72, 1.94, 6.66, -1.04, 3.44, -4.97, 4.36, -7.25] Which of the following R codes will calculate the sum of these values with its absolute greater than 5? a. Sum 5) { Sum

In your environment (business or personal), please give an application of exponential smoothing and WHY you would use only this technique.- In your environment (business or personal), please give an application of trend projection and WHY you would use only this technique. In your environment (business or personal), please give an application of

the analog butterworth and elliptic filters have their poles on a circle in the s-plane, but the radius of the circle for each design is different. True orfalsr

Match the sentence parts to form complete sentences that make sense. incorrect Vuelve a casa blank Vuelve a casa hasta que el ro quede limpio. incorrect Ellos van a ayudar blank Ellos van a ayudar hasta que no haya ms coches elctricos. incorrect Vamos a reunirnos blank Vamos a reunirnos van a hablar con el gobierno. incorrect La contaminacin no va

The current annual budget for Armstrong Ltd. indicates total revenue of $8,000,000. The total variable costs are $1,600,000 and fixed costs are $5,600,000. Calculate the total sales revenue for the year that would be needed for a profit of $2,750,000.

Question 1 1 2 a) Prove that the vectors [2) ' (1 ] are linearly independent. 1 3 9 b) The vectors u = (2] , V= (1 ] , W= (8] are linearly dependent. Which linear combination of u and v gives w? Illustrate your answer with a graph. Question 2 a) Evaluate |A|, where 2 5 4 7 o -3 8 6 0 -1 3 -2 4 4 1 8 -3 Hint: Adding a multiple of one column to
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There were 75 people interviewed as they left a restaurant in New York City. They were asked how much their bill was for the meal. The average amount spent was $145.50 with a standard deviation of 35.15. Find the 95% confidence interval for the true mean of all means served in this restaurant. SHOW WORK BELOW

i never good at mean mendian and mode. i need someone tell me what to do Katrina must take five exams in a math class. If her scores on the first four exams are71, 69, 85, and 83,what score does she need on the fifth exam for her overallmean to be at least64? Perform the following task, given the following sample data.49641114 (a) Use the Sample

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Is it the first or second answer? 6.CE.10 (a) Explain the difference between a two-sample test and a two-sided test. V A two-sample test has two groups that are being compared. A two-sided test has to do with the alternative hypothesis. A two-sided test has two groups that are being compared. A two-sample test has to do with the alternative
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Can you explain me understand 1) exponential growth model, 2) logistic growth model. Here is the website which I need to refer to in order to understand them: https://media.hhmi.org/biointeractive/click/populationdynamics/?_ga=2.198902639.1745085198.1515395019-727923436.1515395019#/

PLEASE BE SURE THAT YOU ADDRESS ALL QUESTIONS What do genuine articles contain? Where is an item thing's state contained? Case analysis; In case one wave has its consistent apexes separated by a distance of 600 nanometers, and another wave has its zeniths disengaged by a distance of 830 nanometers, by then it should be evident that in case you

2] What is the average rating in each quarter? -- Very Bad is 1, Bad is 2, Okay is 3, Good is 4, Very Good is 5

Good morning, I need assistance solving the following problem: (Delta) ABC ~(Delta)DEF . If AB = 4, DF = 9, and DE = 12. __ What is the length of AC? A) 3 B) 4 C) 5 D) 6

We can use a non-parametric test to evaluate nominal data. --- TRUE/FALSE Given the following example, which test would you choose? correlation, t-test, z-test, or ANOVA A sample of n = 14 individuals is selected from a normal population distribution with = 70 and = 10. A treatment is administered to the individuals in the sample, and after the

1.1 Practice WITH CalcChat AND CalcView In Exercises 1-4, use the diagram. 1. Name four points. 2. Name two lines. B BC AD DE To S A" 4. Name the plane that contains D E points A, D, and E. In Exercises 5-8, use the diagram. (See Example 1.) 6. Give another name for plane V. Plane; RS. T W Q P 8. Name a point that is not coplanar with R. S, and T.
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See attached. Please provide journal entries to account for the lease transaction in the books of Richmond Ltd from 1 July 2022 to 30 June 2023 (rounded to the nearest dollar). Narrations are not required.

An article in the Washington Post on March 16, 1993 stated that nearly 45 percent of all Americans have brown eyes. A random sample ofn=78 C of I students found 30 with brown eyes. We test H 0 :p=.45 H a :p.45 (a) The test statistic isz = (b) P-value =

Our class is creating a new academic team, the Data Managers. The team will have 4 members to perform different tasks: collector, analyser, grapher, and recorder. 10 people in class want to be on the team, so we pick a random team out of the 10. What is the probability that Student 1 and Student 2 are on the team? Evaluate your answer.

f(x) = (x + x2)(logx + x), determine function g(x) that is f(x) is O(g(x)), find witnesses Ci and C2 and & such that Cilg (x)| k. [Hint: Simplify function f (x) first.]
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Given f(x) =|x|, after performing the following transformations: shift to the left 82 units, shrink vertically by a factor of 1/17, and shift downward 7 units, the new function g(x)= ?

You are discussing the details of a 300 PFC Perimeter beam required for the new addition with the fabricator, Will Fox. There is some confusion in relation to what Will is required to do and has asked for some further information, a sketch of the actual fabrication required, in conjunction with the plans and specifications, will clarify the

Sam's utility from drinking hot drinks is represented by: 11 ?(?, ?) = 2?2 ?2 Where ? is the number of cups of coffee they drink in a given week and ? is the number of cups of tea they drink. (a) Carefully explain whether, according to Sam, coffee and tea are perfect substitutes

Problem 5 Use definite integrals to represent the areas of the surfaces generated when the curve of y = 3 +x , for 0
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A class consists of 12 women and 97 men. If a student is randomly selected, what is the probability that the student is a woman? O A. 109 12 O B. 109 12 O C. 97 97 OD. 109
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(a) Let X follow an exponential distribution with parameter A = 1. Denote the mean value and variance of X by ,u = 1 and a2 = 1 respectively. Compute the approximate expectation of X3 using the 2nd order moment approximation ]E[q$(X)] 1-: put) + q\"(u)02 with ($) = 3:3. Sketch the graph of 925 as well as the approximating function obtained from
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V2.co 6 + ) Can Print Nom Estimating Doubtful Accounts Performance Bike Co. is a wholesaler of motorcycle supplies. An aging of the o uncollectible accounts in each age category are as follows: Estimate the proper balance of the allowance for doubtful acc should be as of Dec 31. Performance Bike Co. Estimation of Uncollectible Account December 31
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What creates visual consistency in a preparation outline? O Limiting each main point to only one subpoint A variety of font styles and sizes to differentiate main points, subpoints, and sub-subpoints O The systematic arrangement of numbers, letters, symbols, and indentation O The consistent use of parallel ideas and complete ideas

In rhombus LMNO , diagonals and intersect at P . If the measure of is represented by 2 x + 70. Solve for x . 5 10 12 99 2.) In rectangle RECT , diagonals and intersect at A . If RC = 12 y - 8 and RA = 4 y +16. Solve for y . 10 11 56 112

If X N NB(2, 0.5) and YIX = x ~ Binomial(x,0.2). a) Find E(Y} using the law of total expectation b) Find Var(Y) using the law of total variance c} If Z=X+Y2 Using the law of total expectation, find E(Z), using E(Z) = E(E(Z|X)).|
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Rocky Mountain National Park is a popular park for outdoor recreation activities in Colorado. According to U.S. National Park Service statistics, 46.7% of visitors to Rocky Mountain National Park in 2018 entered through the Beaver Meadows park entrance, 24.3% of visitors entered through the Fall River park entrance, 6.3% of visitors entered

How many ways can you choose seven people from a group of twenty-five? There are __________ different ways to choose seven people from a group of twenty-five. 2) An urn contains seven red balls, six yellow balls, and five white balls. How many different ways can you pickfour white balls? There are__________different ways to pickfour white balls

O ... Th... 0/5 Espanol Graph the logarithmic function g(x) = log; (x- 1) + 3. o do this, plot two points on the graph of the function, and also draw the symptote. Then, tap on the graph-a-function button. Additionally, give the domain and range of the function using interval not X 5 ? (0,0) [0,0] (0,0] Domain
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Explain the difference between statistical significance and meaningfulness by using a social work example. Explain how an understanding of statistical significance will enhance your social work practice.

A sample of size 150 from population 1 has 40 successes. A sample of size 250 from population 2 has 30 successes. The value of the test statistic for testing the hypothesis that the proportion of successes in population 1 exceeds the proportion of successes in population 2 by 0.05 is: A. 1.645. B. 2.327. C. 1.960. D. 1.977. why it is b

Which statement is true about this regression The following scatterplot, with an exponential regression, models a city's population since 1900. Population in Thousands f(x) +2.2804 7 - 0.85 Number of Years Since 1900 1 10 15 20 25 30 35 40 45 50 55 60 65 2018 WGU, Powered by GeoGebra Question 8 of 12 Which statement is true about this regression?
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A mother duck lines her 10 ducklings up behind her. In how many ways can the ducklings line up? A mother duck lines her 10 ducklings up behind her. In how many ways can the ducklings line up? Answer How to enter your
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Solve the formula for the specified variable. 1/a +1/b = C Solve for b

Ejercicio1.- Realizarlafactorizacincompletadelasiguienteexpresin: 20x 3 - 45x Explicarcadapaso.

Blood flow to the fetal spleen is of research interest because several diseases are associated with increased resistance in the splenic artery. Researchers have found that the index of splenic artery resistance in the fetus can be described by the function y=0.058x - 0.001x^2, where x is the number of weeks of gestation. (a) At how many weeks is

A decision that must be made when performing a hypothesis test is the form of the alternative hypothesis. a) Briefly describe a situation where you might use an alternative hypothesis of the form population characteristic > the hypothesized value. b) Briefly describe a situation where you might use an alternative hypothesis of the form population

Consider a sample with data values of 9, 22, 14, 19, and 16 (a) Compute the mean and median. Mean= Median= (b) Consider a sample with data values 9, 22, 14, 19, 16, and 14. How would you expect the mean and median for these sample data to compare to the mean and median for part a (higher, lower, or the same)? Compute the mean and median for the

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9. Use the diagram to the right. B a) Where is the center of rotation? at Letter C b) What is the angle of rotation that maps BC to B' B"C"? B = 550 c) What direction is the rotation? C' d) Write the rule for the rotation that maps BC to B" C". B"
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7. The GCD of two numbers is 19 and their LCM is 228. One of the numbers is 57. Find the other number. 8. Assume a and b are natural numbers and answer the following questions. a. If GCD(a, b) = 1, find LCM(a, b). b. Find GCD(a, a) and LCM(a, a). c. Find GCD(a, a) and LCM(a', a). d. If a b, find GCD(a, b) and LCM(a, b).7. Compute each of the
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Find the greatest common divisor (GC) for the following then simplify the fraction. 12/30

you are expecting to buy playstation 5 that cost you $1,500 in next three years. bank officer offers 4% interest compounded semi-annually. how much money must you put in the bank today to reach your goal in three years?

Luigi's Pizza has a very simple menu. They only sell pizza, and it only comes in one size. They don't have different varieties of crusts or sauces or cheeses. When you order a pizza, all you specify is which toppings, if any, you want on it. They offer five toppings: sausage, pepperoni, mushrooms, onions, and green peppers. They do not allow

the following equations to answer the question. If the cost-of-living index was 144 for Chicago and 106 for San Antonio, compare the buying power of a $51,000 salary in Chicago with a $45,000 offer in San Antonio. salary is a better offer

Free Plagiarism Checker Online for St. HEE MyHCC M MyOpenMath M MyOpen Question 15 Consider the function in the graph to the right. The function has a maximum of at x = The function has a minimum of at X = The function is increasing on the interval(s): 10 9 8 7 6 5 3 4 5 6 7 8 9 10 The function is decreasing on the interval(s): The domain of the
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1: You're deploying a long term SDCA strategy.Market valuation analysis shows a Z-Score of 1.64Long Term TPI is @ -0.9 (Previous: -0.7)Market valuation has been below 1.5Z for a couple of months.What is your optimal strategic choice?Do not start DCAContinue DCAStop DCAPause DCADeploy LSI of remaining capital2: You're deploying a long term SDCA
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Kaitlyn received a $37,950 loan from a bank that was charging interest at 5.50% compounded semi-annually. a. How much does she need to pay at the end of every 6 months to settle the loan in 6 years? Round to the nearest cent b. What was the amount of interest charged on the loan over the 6-year period? Round to the nearest cent

Q1 Axco Inc. is a CCPC with a December 31 year end. Axco is not associated with any other company. For the 2018 taxation year, its Net Income For Tax Purposes is equal to $342,000. This is made up of active business income of $226,000, dividends from taxable Canadian corporations of $31,000, taxable capital gains of $51,000 and interest income on
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enter 4 non-zero integers separated by /: a/b/c/d ERR: Please enter only integer values. Please enter 4 non-zero integers separated by /: 1/2/3 ERR: Please enter exactly four integers. Please enter 4 non-zero integers separated by /: 1/2/3/0 ERR: Please do not use a zero as the fourth value. Please enter 4 non-zero integers separated by /: 1/2/3/4

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Se coloca el smbolo de $, slo antes de la letra que hace referencia a la lnea y no al nmero, que hace referencia a la columna para realizar operaciones matemticas en donde se desee hacer referencia de forma indefinida a una celda en especfico." True False

Victoria kicked a soccer ball laying on the ground. It was in the air for 6 seconds before it hit the ground. While the soccer ball was in the air it reached a height of approximately 25 feet. Assuming that the soccer ball's height (in feet) is a function of time (in seconds) , what is the domain in the context pf this problem?

5. The Take-Charge Company produces batteries for electric vehicles. From time to time, the quality control manager takes a random sample of six batteries from the process output and the voltage of each battery is measured, to be sure that the system is under control. Here are the statistics on the latest 16 such samples. Sample Number | Sample
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Please explain the details. What means' cos 20pi x'? Use the squeeze 2 Theorem to show that lim x Cos 20L x = 0 x70 functions fox) = -x, gux) = x cos 20LX, and h(x) = x
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Rewrite the following problem using properties of exponents. Explain the steps. 45 x 28 - 14 =
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n a scatterplot, the x variable is called the ________ variable

In the town of Burgundy, Ohio, there are two Shop and Go Supermarkets, one on each side of town. The values below show the comparison of how they are doing on average for weekly sales. EASTERN STOREWESTERN STORE x-bar(1) = $34500x-bar(2) = $33000 Sigma(1) = $4500Sigma(2) = $5400 n(1) = 100n(2) = 81 Se(1) = Se(2) = Se(1) X 3 = .Se(3) X 3 = Is there

(Solve system of equations) 3X 2 +4X-y=7 2x-y=-1

Ohio University sorted 150 new students into one of the four residence hall greens as follows: East Green 44, South Green 40, West Green 35, and North Green 31. In a Chi-Square test, what would the sum (total) of the EXPECTED values/frequencies be for East Green and South Green?(Hint:First calculate the expected values/frequencies for each

Semana Actividad del Proyecto final a completar 1 Planteamiento del problema Identificacin de posibles temas a investigar y explicar sus propsitos (el estudiante debe proponer al menos 3 ideas) 2 Revisin preliminar de literatura para seleccionar uno de los temas y establecer lo que pretende hacer 3 Revisin de literatura (informar al facilitador

Over the past several months, an adult patient has been treated for tetany (severe muscle spasms). This condition is associated with an average total calcium level below 6 mg/dl. Recently, the patient's total calcium tests gave the following readings (in mg/dl). Assume that the population of x values has an approximately normal

I need help on a statistic problem and this problem is based on Double Exponential Smoothing Model. Section 16.3 Homework-Eliyah Atkins - Google Chrome X xlitemprod.pearsoncmg.com/api/v1/print/math Student: Eliyah Atkins Instructor: Stephen Trouard Assignment: Section 16.3 Homework Print Date: 10/24/20 Course: DAT 473 A Fall 2020 5. An electrical
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How would I solve this? Find the volume of a frustum of a pyramid with square base of side 18, square top of side 9 and height 14. Volume=
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Looking for some help with this question: x 1 3 5 1. Consider the data table y 16 0 a) Write the interpolating functions L;(x), for j = 0, 1, 2, and obtain the polynomial P2(x) in Lagrange form. Simply P2(x) as much as possible. b) Compute P2(x) using divided differences. Show that the result agrees with the polynomial found in part a)
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On a test that has a normal distribution, a score of 24 falls two standard deviations below the mean, and a score of 48 falls one standard deviation above the mean. Determine the mean of this test
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Recall that Adam paid $12.72 for 5.3 pounds of apples. The total price Adam paid (in dollars) is times as large as the total weight of apples he purchased (in pounds). Suppose k represents the value of your answer to part (a). How can we interpret this number? Select all that apply. Every 1 pound of apples purchased costs k dollars. For any number

Answer this using the data that you gathered answering the first question I submitted 2 mins ago Assignment Instructions Mini- Study Part I In this course you will conduct a mini study. You will survey 50 people through any method you choose to find out information on your topic. You will then calculate the statistics for your data. It is
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how do i solve this Solve the linear programming problem. Maximize P =10x+ 65y Subject to x+4y s 24 x, y 2 0 What is the maximum value of P? Select the correct choice below and, if necessary, ll in the answer box to complete your choice. 0 A. P = D (Simplify your answer. Type an integer or a fraction.) 0 B. There is no maximum value of P
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Can a low barometer reading be used to predict maximum wind speed of an approaching tropical cyclone? For a random sample of tropical cyclones, let x be the lowest pressure (in millibars) as a cyclone approaches, and let y be the maximum wind speed (in miles per hour) of the cyclone. x 1004,975,992,935,989,934 y 40,100,65,145,82,147 (a) Make a

I need help with my homework and need it ASAP!! In an observational study investigating the association of Osteoporosis ( severe or mild) and healthy diet, medication, and life style in older women over the age of 45. Researchers gathered 65 subjects with Osteoporosis and 40 healthy controls (no Osteoporosis). All individuals underwent medical
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Document I unlocked twice never loaded. Problem Set 1: A clinical social worker reads that adolescent males score lower in empathy than adolescent females on the Basic Empathy Scale (BES) (Jolliffe & Farrington, 2006), a 20-item questionnaire with higher scores indicating higher levels of empathy. She is thinking about using the BES with

A neighborhood depanneur has determined that daily demand for milk cartons has an approximate normal distribution, with a mean of 50 cartons and a standard deviation of 7 cartons. On Saturdays, the demand for milk is known to exceed 58 cartons. On the coming Saturday, what is the probability that it will be at least 65 cartons?

(Lesson 9.6: Steady-State Analysis.) Consider a particular data set of 100,000 stationary waiting times obtained from a large queueing system. Suppose your goal is to get a confidence interval for the unknown mean. Would you rather use (a) 50 batches of 2000 observations or (b) 10000 batches of 10 observations each? O (a) O (b)
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We are testing H 0 : = 32; versus H A : > 32. If s = 1.6, and n = 30 at = .05, we should reject H 0 . True False The rejection of a true null hypothesis is called a ______________ error. Type II Type I Random A Type II error is failing to reject a false null hypothesis. True False

These days with the cost of a college education it is important to be able to graduate with a bachelor's degree in 4 years. The National Association of Independent Colleges and Universities (NAICU) certainly would encourage students to attend independent schools. They provided the following information: (i)20% of all college students attend

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