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Mathematics Questions and Answers October 14, 2022

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The standard error of the mean for a sample ofsize 162is 25. In order to cut the standard error of the mean in half (to 12.5) we must select a sample size of

Six Does Not Exist: Problem Set 3 A Instructions: For each problem 1. Estimate what you think the answer is. 2. Solve it 2 different ways (Avoid using any traditional methods) 3. For each problem explain how you know you are right. Remember these problems are in Six Does Not Exist! And you should avoid converting to your number system to solve

Evaluate the limit. (Use symbolic notation and fractions where needed.) lim [x(x 3)x+1)] = xh ' Incorrect Answer Evaluate limit lim [ x (x - 3) (2(+1) ] 2 - - 6 . limit Rule of product dim [ f ( x ) x gra, ] = lim f (21 x lim g(x) 2 - 9 so, lim ( x ) x lim ( x - 3 ) * lim (2+ 1) 2 -7 - 6 21 - - 6 X - - 6 " limit- Rule of difference lim [ f (x) -
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A purchasing agent for a trucking company is shopping for replacement tires for their trucks from two suppliers. The suppliers' prices are the same. However, Supplier A's tires have an average life of 60,000 miles with a standard deviation of 10,000 miles. Supplier B's tires have an average life of 60,000 miles with a standard deviation of 2,000

Need help with this questions . Question 1 The Lengths of pregnancies in a smalL rural village are normally distributed with a mean of 263.4 days and a standard deviation of 15.8 days. In what range would you expect to find the middle 68% of most pregnancies? Enter your answers as numbers. Your answers should be accurate to 1 decimal places. Check
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In your own words, respond to the following questions about the ONE issue you researched. Write detailed sentences to show how well you understand the concepts. Remember to follow the discussion forum guidelines. 1. What, if any, is the role of the federal government in your issue? 2. What, if any, is the role of state and local governments in
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14.14 The endangered manatee. Is the correlation r for the data inFigure 14.10near ?1, clearly negative but not near ?1, near 0, clearly positive but not near 1, or near 1? Explain your answer. \f
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2. In some states in the U.S., the law requires drivers to have their headlights in daytime when driving under the rain. A highway patrol officer would like to investigate what percentage of drivers is following the rule. A random sample of 200 cars on a rainy afternoon was drawn and 74 of them have their headlights on. a) Provide a description of
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Suppose 2 x minus 15 less or equal than f left parenthesis x right parenthesis less or equal than 1 half x squared minus 4 x plus 3 for all x values near 6, except possibly at 6. Evaluate limit as x rightwards arrow 6 of f left parenthesis x right parenthesis

Use Fermat's Little Theorem and Chinese remainder theorem: a) Use Fermat's little theorem to compute 52005 mod 7, 52003 mod 11, and 52003 mod 13. b) Use your results from part (a) and the Chinese re- mainder theorem to find 52003 mod 1001. (Note that 1001 = 7 . 11 . 13.)
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(1 point) Let y = 2Vx. Find the change in y, Ay when x = 3 and Ax = 0.1 .057 Find the differential dy when x = 3 and dx = 0.1\f(1 point) Let y = tan(2x + 4). Find the differential dy when x = 3 and dx = 0.2 Find the differential dy when x = 3 and dx = 0.4
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Recall that the PMF of Poisson() is P (X = k) = e k k! , k = 0, 1, 2, . . . . (a) Let X Poisson() and consider the sequence p(0), p(1), p(2), . . . with p(k) = P (X = k). Show that p(k) first increases and then decreases1. At what k does the change happen? (b) Let X Bin(n, p) and consider the sequence p(0), p(1), . . . , p(n) with p(k) = P (X =

Is the model of Bernoulli trials plausible of the following situations? (If any) a serious violation of the assumptions can occur. The below is the statement according to the question ---- Seven friends go to the block buster movie and each is asked where the movie is excellent. Need some detail so that I can understand.

Consider choosing five numbers from 1 to 10 with no repetitions allowed. Which of the following is correct? {a} The set 1, 2, 3, 4, 5 has the widest possible IQR. {b} The set 5, i', B, 9, 10 has the widest possible IQR. {c} The set 1, 2, 5, 9, 10 has the widest possible IQFi. {d} The set 1, 2. 3, 9, 1D has the smallest possible IQR
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how to go to questions and answers PEDH 121 quiz

Consider the following matrices Which of the matrices above is the adjacency matrix of a complete graph? Group of answer choices Matrix A Matrix C Matrix D Matrix B

Solve for Matrix X, if X=AB+A. A=[2, 10, 9, -4, -4, 0, -6, -2, -3] ; B= [1/2, -1, -2, 3/2, 0, 5, 1/3, 5, -3]

In this lab, will be computing rates of population change, and using these rates to project the size of future populations and to compute a population doubling time. In order to compute population change, the first step is to compute the rate of change. will then use these rates of change to project the population into the future and compute how

here is the question Chrome Arquivo Editar Visualizar Historico Favoritos Pessoas Janela Ajuda 4% Seg 03:10 QE Files X Topic: Announcemen X X Mathway | Calculus F X Problem Roulette X WeBWork : ma115-17 x Homework Help - Q& X ED Cart | Redbubble X + C
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Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test a null hypothesis. Round to two decimal places. = 0.04 for a two-tailed test. __________

If you toss four coins, what is the probability that you will get exactly 2 or 3 heads? Tell whether these events are overlapping or non-overlapping. Please calculate

The following figure contains boxplots of petal lengths of three different tropical flowers: T tip-miles level Minimum 10% 25% Median 75% 90! William blhil 46.34 46.41 45.59 4?.12 48.2925 50.162 50.25 lid 31.4 31.316 33.07 39.15 41.69 42.112 43.05 yellow 34.5? 34.606 35.45 36.11 36.82 3?.512 38.1 3 Which of the following is correct? (a) Seventy-ve
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Thank you so much! You wish to test the following claim (Ha) at a significance level of a = 0.05. H01M1=M2 Ha=u1
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Hoping to attract more shoppers downtown, a city builds a new public parking garage in the central business district. The city plans to pay for the structure through parking fees. For a random sample of 46 weekdays, daily fees collected average $12,700 with a standard deviation of $1800. Find a 90% confidence interval for the mean daily income is

You walk into a room with 9 other people in it. What is the probability that one or more of them has a birthday in the same month as yours?

(1 point) Let H be the set of all vectors of the form: -3 Find a vector v in R3 such that H = Span {v}. U =
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MODULE 4: Lesson 2 ASSIGNMENT Lesson 2: Applications of Radians The Module 4: Lesson 2 Assignment is worth 4 marks. The value of each question is stated in the left hand margin. 1. Determine one positive and one negative coterminal angle for the following angles. (1 mark) a. 430 (1 mark) b. T 2. Write a general form expression for all of the
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I do not understand how to input the square of difference from mean and skewness coefficient into excel properly for the correct answer: What are the functions for excel to answer the: square of difference from mean and skewness coefficient Please help. Unit sales for new product ABC have varied in the first seven months of this year as follows:

you will look at the sitest, newspapers, magazines and journals to find a statistic that you would like to run a hypothesis test on.You will write a short description of the statistics and reference to where you seen the statistic at. here are example: (1) According to underwear manufacturer Tommy John 45% of Americans admit to wearing their

Eight-ball is a popular game played on a pool table that has six pockets. In eight-ball pool, there are 7 striped balls, solid-colored balls, and a black eight ball. At the beginning of each game, players position the 15 balls in a rack preparation for the first shot. The height is 9.96 inches. The width is 11.5 inches. a. Find the area contained

Can I have help with this doc? I do not know how to attach the data which is on the 2nd tab of this doc? Rideshare data On the next tab you will find data the the following variables Tasks to complete assignment on the next tab Y Price - Fare on a rideshare (Uber, Lyft....) YOU DO NOT NEED TO RUN REDUCED MODELS AS I ILLUSTRATED IN THE XLMiner
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the question is as follows: Question 24 {1 point] Imagine you are a marketer for a small takeout food chain, examining the relationship between how marketing dollars influences sales dollars. After examining 14 stores. you find that the relationship follows the following formula: y=44.24+4.EEix , where y is sales dollars in a month. in $1,Us, and
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Determine the level of significance for a hypothesis test in each of the following populations given the specified standard error and critical values. Hint: Refer to the values given inTable 7.4: 1. ?=100,? M =8,criticalvalues:84.32and115.68 2. ?=100,? M =6,criticalvalue:113.98 3. ?=100,? M =4,criticalvalue:86.8 TABLE 7.4 Critical Values for One-
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As a general rule, the ______ the angle of the "V" burn pattern, the longer the material has been burning. A. narrower B. wider C. thicker D. thinner

Obesity is defined as a body mass index ( BMI) of 3 kg/m 2 or more. A 90% confidence interval for the percentage of U.S. adults aged 25 years and over who were obese was found to be 22.4 to 23.5%. What was the sample size?.

Science scores for high school seniors in the United States are normally distributed with a mean of 65 and a standard deviation of 18.Students scoring in the top 3% are eligible for a special prize consisting of a laptop and $5,000.What is the approximate cutoff score a student must get in order to receive the prize?

xplain Euclidean distance and cosine similarity of two vectors. Describe the reason(s) why one should be preferred over the other and vice versa. Give one example where Euclidean distance is preferred, and another example where cosine similarity is preferred. The examples could be related to either a Data Mining task or a Machine Learning task, or

Consider the root mean square end-to-end distance using the valence angle model with hindered rotation. For polymer A and polymer B, the fixed bond angle () is the same for both polymers. However, polymer A's steric parameter is 5 times larger; it has 4 times the number of bonds; and each bond is 6 times longer. How many times larger is the root

O 3 Question 1 (14 points) Consider the following multiple-objective linear programming: max f1 (X1, X2) = 22 - 21 min f2(1, 2) = 4x1 + 2 s.t. 2 1+ 2
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Get a bad estimate of pi by using random uniform numbers. find an estimate of pi by estimating the ratio between the area of a circle and its encompassing square. To calculate the area of the circle, we integrate the function drawing the upper semi - circle and then multiply that by 2. This process requires the use of trig substitutions , and

Consider a state of the art component with a Weibull distribution having shape parameter 1.4 and scale parameter 6000 (units in hours). The reliability of this component at 5000h is only 0.46. (Can you verify this - use MINITAB.) The function to be performed by this component is contractually specified to have a 5000h reliability of 0.95. Thus,

Hi there, i don't understandthis. Can someone provide a clear explanation andmake it clear to understand and read. This question deals with the nite eld GFQ'). GF(24) is obtained as 32b: {mod 3:4 + $3 + 1). Note that in some parts, you may need to use long division 0 polynomials. And in the the last question, you will learn of the extended
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Iftheking about spread. spread is a description of Life variability we see lil Life data. Here the city mpg for these hatchbacks varies from a low of mpg to a high of mpg. What is the overall range for the mpg values (max - min)? Typical hatchbacks have a city mpg that varies from about mpg to about _mpg. d) Thinking about deviations from the
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Decimal Notation is 0.045 is what is Scientific Notation

2. (10 points) Consider the improper integral :2 - 1 dar. Determine whether it converges or diverges by using the comparison test. Circle your answer below and write down the function g(x) which you have used in the comparison test. No intermediate steps are required. Converge Diverge g(I) =
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Suppose a simple random sample of size ne=1000 is obtained from a population whose size is N=1500000 and whose population proportion with a specified characteristic is p=0.25. what is the probability of x=230 or fewer individuals with the characteristic?

Estos zapatos de tenis son para mi hermano. to express in order to Por fin, mi hermano quiere empezar a correr conmigo. period of the day Mi hermano y yo vamos a hacer ejercicio por las maanas. period of the day Vamos a correr por el parque. Escoge: Despus, debemos salir para la universidad. Escoge: Tenemos que estar listos para las 9:00 porque

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What is a solid of revolution? O a two-dimensional figure formed by sliding through a three-dimensional figure O any solid that has smooth, curved sides, such as a cylinder or sphere a two-dimensional figure formed by reflecting through a three-dimensional figure a three-dimensional figure formed by rotating a two-dimensional figure about a line

@& myopenmath.com Apple Bing Google Yahoo College 2024 v BRI M MyOpenMath Homework 6.7 Exponential and Logarithmic Models Saveprogress | Done | & i@ : Score: 130/150 13/15 answered @ Question 15 v & o0/10pts O3 297 @ Details Given two points for an exponential function, 1. Use the two points to find the growth rate, k. Write an exponential model
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4. Consider the integral 343ry dA. Let R be the region in the xy-plane R bounded by the lines 2x - y = -2, 2x - y = 0, x + 3y = 0, and x + 3y = 1. (a) (5 points) Find a suitable transformation T that maps a simple rectangle S in the uv-plane to the region R in the xy-plane, and compute its Jacobian. (b) (10 points) Compute the above integral using
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please help with this question (1 point) A government official is in charge of allocating social programs throughout the city of Vancouver. He will decide where these social outreach programs should be located based on the percentage of residents living below the poverty line in each region of the city. He takes a simple random sample of 122
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Did your participant reach their maximum velocity: IT 30, how long did It take to reach their maximum velocity? What was their maximum velocity? Would you say that over the duration of the run, their velocity increased smoothly and continuously
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For a given set of paired data, if the critical value of the correlation coefficient r (from table A-6) is .878 and our calculated linear correlation coefficient r =.591 explain your interpretation of the linear correlation coefficient r =.591; Also, for a given set of paired data, if we are testing using a level of significance of 0.05, and the

i need aolution 8. DiscRim Innovations pic has launched 500 new products over the last two years. Most but not all of the products have been "successful" (by which DiscRim mean they are making a profit within 3 months), otherwise the launch is regarded as a "failure". In order to understand the likely success of new products, DiscRim have
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Please answer all the questions Lesson 1: Horizontal and Vertical Translations The Module 1: Lesson 1 Assignment is worth 6 marks. The value of each question is stated in the left hand margin. 1. Use the graph to answer the following questions. (2marks) , Give an equation for the function y = g(x) in the form y = f(x h) + k Then, describe what
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Find lim sin (-5 xx). lim sin (-5 7 x) = c - -5
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A leather-goods factory manufactures 5 styles of handbags. The table below specifies the profit per dozen handbags of each type. To prevent adding to inventory levels, the factory must not produce more the quantities specified in the demand column (in dozens). The product must pass through 4 work centers -- Click, Pare, Stitch, and Finish. The
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.. . IMG_8944.heic A Q Search Verify the identity. tan 0 cot 0 = sin 0 csc 0 . . . To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformations and transform the expression at each step. tan 0cot 0 tan 0 cSc 0 csc 0 csc 0 = sin 0Factor out the greatest common factor,
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with stepsThanks 6. [8 points) Consider a monotonic sequence 3\". Assume that there exists a subsequenee saw that is Cauchy. Prove that the original sequence 3,; converges
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In the actual world, increasingly reasonable can be utilized to express numbers that are capable of being measured, such as the size of a space or the weight of an object. For instance, if the length of a room is 10 feet and the width is 6 feet, the measurements of the room can be described as a rational number, which is written as 10/6.

if the scale of the map is 1:10,000 how many inches in the real world does one inch on the map represent? 1000 100 10,000 40,000

Drag a reason to each box to complete the flow chart proof? Drag a reason to each box to complete the flowchart proof. Given: QS S mQRT = 110 Prove: m_TRS = 70 R
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Please refer to the following: Given the parent function, f (@) = ", determine the function in vertex form with the following transformations: Horizontally compressed by a factor of - O g(x) = 573 O g(x) = 123 O g(x) = (5x)3 O g(x) = (x)3 O g(x) = (5x3) O g(x) = (423)Given the parent function, f (@) = , determine the function in vertex form with
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A researcher claims that the amounts of acetaminophen in a certain brand of cold tablets have a mean different from the 600 mg claimed by the manufacturer. Test this claim at the 0.02 level of significance. The mean acetaminophen content for a random sample of n = 41 tablets is 603.3 mg. Assume that the population standard deviation is 4.9 mg. a)

Mai obtains a loan for home renovations from a bank that charges simple interest at an annual rate of 9.65%. Her loan is for $17,100 for 54 days. Assume each day is 1365 of a year. Answer each part below

I was provided with results from a study. I am to determine if there a difference between the well-lit room's mean and the dimly lit room's mean statistically significant at the .05 level? Would I use a one tailed T test or a two tailed T test?

An Independent Sum Suppose that X1 is uniform with RX1 = {1, 2, 3, ..., n} and X2 is geometric with parameter p. Determine the pmf for the sum X = X1+X2 given that X1 and X2 are independent random variables. Hint: Once again, you may use the fact that 2 hmklerZ? (1).pdfrAdobeAcmbal Reader DC >
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There are some math questions that I am stuck on for a good answer. 1.How can a linear conversion factor be used to convert a cubic measurement? 2. How might a measurement be interpreted in different ways? What affect can this have on community? 3. Why might the ability to estimate be important in understanding measurements? What are some problems

e) Describe the different families of kinases using named examples from each family. Discuss the targeting of kinases for therapeutic gain using named examples of drugs and the disease/disorder the drug is used to treat. Indicate any complications associated with prolonged use of kinase-targetting medicinal drugs
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https://docs.google.com/document/d/1ocuzKC9KUIF7cZwiOLdvgCoXDavC258_FuQqfQ_TC4c/edit?usp=sharing https://docs.google.com/spreadsheets/d/1fGKDT6QTyLyKp7gsfjVZFo5o_Y7O0C-P-SgZd_vWUz8/edit?usp=sharing 1st is questions and second is data

Math Exercises Help needed with solutions only please=> \f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f\f
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Use the relative frequency method to estimate the probability. Round to three decimal places. A pollingfirm, hired to estimate the likelihood of the passage of anup-coming referendum, obtained the set of survey responses to make its estimate. The encoding system for the datais: 0 equals FOR comma 0=FOR, 1 equals AGAINST. 1=AGAINST. If the

If the results of an "F-test" are statistically significant, that means for the variable being measured, the variation in one of the populations is greater than the variation in the other population. TRUE FALSE

Use the following information to answer questions 20 to 24 A researcher is running a study to determine if employees of a certain company are more productive with music playing in their office. In order to verify this study, the researcher selects a sample of 300 employees from the company, divides them into these separate work spaces (one with

Scientific Notation is 6.30 x 10^(-6) what is Decimal Notation

The purpose of the auditory ossicles is to _______and _______ sound waves. Question 12 options: receive, transmit interpret, send transmit, amplify decode, send

the question below QUESTION 4 Find the unique reliability function R(t) for which the corresponding failure rate h(t) turns out to be equal to R(t). Hint: Research how to enter differential equations in Wolfram Alpha, if you don't remember or never learned how to solve the differential equation you obtain
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Mengubah bilangan desimal menjadi bilangan rasional (pecahan) dapat dilakukan dengan cara alternatif sebagai berikut. 0,202 = 0,20222... x = 0,202 = 0,20222... 100x =20, 222... x = 0, 20222... 99x = 20,02 9900x= 2002 X = 2002 9900 = 182 900 Gunakan cara tersebut untuk mengubah 0, 201 ke bentuk bilangan rasional (pecahan)

A manufacturing company wants to maximize prots on products A, B, and C. The prot margin is $3 for A, $6 for B, and $15 for C. What is the maximum profit if the capacity of the painting department changes to 40,000 hours? The production requirements and departmental capacities are as follows: A. $120,000 B. $60,000 Department Productlon Department
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5. Si se invierten P dolares al final de cada ano en una anualidad que genera intereses a una tasa anual r, el monto en la cuenta sera de 4 dolares despues de n arios, donde Ar log p +1 log( 1 +r) Si se invierten $ 2,200 cada ano en una anualidad que genera un interes anual del 11%, cuando valdra la cuenta $25,000? Redondea a la decima mas
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What is the arc length of the angle 2 on a circle with a radius of 3 feet

Divide the highlighted term into its component word parts and enter these word parts, separated by a comma and space between them, in sequential order. When necessary, use a slash (/) to indicate a combining vowel. The oropharynx is visible when looking at the back of the mouth. Which is the correct breakdown of the term? Question 32Answer a. oro,

El How do the three Culture variables influence bribery likelihood? Inge
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Find the probabilty that if 5 different sized washers are arranged in a row, they will be arranged in order of size.

A distribution of values is normal with a mean of 180 and a standard deviation of 24. From this distribution, you are drawing samples of size 30. Find the interval containing the middle-most 96% of sample means: Enter your answer using interval notation .

3.3,Q11 Aki's Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by C(x) = 0.5x2 - 0.7x + 5.058, where C(x) is in hundreds of dollars. How many bicycles should the shop build to minimize the average cost per bicycle? The shop should build bicycles
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(Show all Work!!) A terrible virus has been unleashed by mathematics teachers everywhere. There is no escape. It has been dubbed the worst pandemic of the millennium. Scientists have labeled this virus T.O.M. (Tired of Math), because let's face it...at this stage of the semester, you too, are probably a little tired of math. TOM is very
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4. Dr. Pridemore is interested in learning more about her students and wants to compare the average age of students of these students. She claims that there is no difference in the average age of students who chose to travel to the future and those who chose to travel to the past. She used the data collected in the Class Survey to compute summary
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I wish to show that i can take the floquet system x't=A(t)x(t) and use the transformation x(t)=B(t)q(t) to get q'(t)=Cq(t) where C is a constant matrix. First, I derived the transformation to get that x'=B'q+Bq' so that B'q+Bq' = A(t)(B(t)(q(t) => that Bq' = [A(t)(B(t)-B'(t)](q(t) so C should be [A(t)(B(t)-B'(t)] but the answer is not a constant

Bernoulli distribution: When x E {-1, 1}, where the distribution is written as p ( x ) = ( 1 2 ) ( 1 x ) / 2 ( 1 + 2 ) ( 1 + x ) / 2 where E [-1,1]. SHOW & FIND: the distribution is normalized, the mean, variance, entropy

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IQ scores are normally distributed with a mean of 105 and a standard deviation of 17. Assume that many samples of size n are taken from a large population of people and the mean IQ score is computed for each sample. The standard deviation of the distribution of sample means is _______ use integer or decimal rounded to the nearest tenth asneeded.)

An activity's ________ is calculated by dividing the rise by the run. Group of answer choices daily cost rise rate slope run rate rise/run rate

In regards to Obama vs McCain- proportion example in the MGMT 310 class. What test do I run to get these results. I can run it in mini tab or data Analysis.

Answer this in 5 min Question 4 0.4 points Save Answer For sets U = {3, 4, 5, 6, 12, 24, 49, 63); A= {3, 5, 12, 24); B = {6, 12, 49); C= (3, 4, 5, 12, 24), which elements, if any, in the Venn Diagram are missing and in which region? U 63 A
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The setosa data set, representing Ronald Fisher's original 50 samples from each of three species of iris ( Iris setosa , Iris virginica , and Iris versicolor ), is inherently in the R software package. Implement the k-means clustering algorithm in R, and use it on the setosa data set. Provide the percentages of each species among the data set as

Calculate the missing side length of this right triangle \f
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