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Mathematics Questions and Answers October 04, 2021

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Only 20 Find the eigenvalues and the eigenvectors for the matri- ces in Exercises 19-24. (For the matrix in Exercise 24, one eigenvalue is 2 = 1 + 5i.) 1 6 8 - 1 -2 -2
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describe what each problem is in detail and why it is a problem. 2) Fix the problems. Please re-draft the factor or descriptions to remedy the identified problems. provide everything based on thus statement" High school diploma or GED required

I believe part a. is 0.0280. Could you explain part b. please? \f
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im going to have a thesis paper where in i dont know how to use statistical method my respondents was All the northern luzon in the philippines how will i know what should i use when i have to find the number of the revival of the places in the northern luzon ?

Done myopenmath.com AA Homework: Algebraic Expressions Score: 0.5/15 0/15 answered Progress saved Done Vo . . . Question 10 _ 0/1 pt 1 3 99 0 Details Simplify the following expression by re-writing it as a single fraction. y - 1 2y - 7 4 10 Question Help: DVideo Submit
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An investigator hypothesizes that cholesterol levels in children might be affected by educating their parents on proper nutrition and exercise. A sample of 40 families with a child between the ages of 10 to 15 who has been diagnosed with high cholesterol agrees to participate in the study. All parents are provided educational information on

Python Tutors help the necessary inquiry Q1. People should act normally clear and should be seen as at risk for their activities by following their exercises. Q2. Shrewd assessment; All through the planet, succeeding data overhauls are in a short time being utilized by clinical escorts in a get-together of settings. 1. What was the standard

I need to input through MS Word which I understand somewhat but more importantly input through Microsoft Excel. I do not understand Excel and if you could explain the process I would appreciate it. ( for you to know I have already written the answers on paper and just trying to put in correct format now Problem 1: Consider the following Initial
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Homework: Algebraic Expressions Score: 0.5/15 0/15 answered Progress saved Done @ V0a@ @ Question 9 v & 0/1pt O3 299 O Details Simplify each of the following. (3b+2)+ (2b3) = (3b+2) (2b3) = 4(3b+2) +2(2b3) = S Question Help: [] Video Submit
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Please write three real world examples that you may have encountered where you used or may use statistics. Write one paragraph each to describe each of the three and explain how you will use statistics in each case. Your answer should be a one-page long (typed) essay. It should be based on common sense and your intuition (no technical details

Multiple Choice Question Identify the phrase that best completes the following statement about the recursive process of writing. When writing an essay, it is best to _____. Multiple choice question. complete the writing task in a single step complete all editing before beginning revisions move back and forth between steps of the writing process as

You are an outbreak investigator who wants to determine how people in Fiction City were getting infected with the zombie Z-Virus. You hypothesize that being bitten by a zombie (yes/no) is associated with infection (positive/negative). What kind of statistical test should you run? You are an outbreak investigator who wants to determine how people

Solving Linear Program with Solver Method. Solve the following linear program using Sover in Excel solution procedure. (MLO 2.2) Max 5A 5B s.t. 1A 100 1B 80 2A 4B 400 A, B 0 a. What is the value of variables A and B? b. What is the value of the objective function

End of Service Procedures example Equipment Details Chemicals used handling, storage , cleaning
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All of the following are functions of the family EXCEPT for: Group of answer choices Reproductive function Performance function Economic function Language acquisition function

If LM = x 6, MN = 8, and LN = 2x 16, what is LN

(2006) tested differences in life satisfaction among sport coaches. They tested differences by sex, age, marital status, and education. The results of each test in the following table are similar to the way in which the data were given in their article. Life Satisfaction Independent Variables M SD F p Sex 0.68 .409 Men 3.99 0.51 Women 3.94 0.49
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Find the correlation coefficient. (Round answer to 3 decimal places. A negative. Value should be indicated by a minus sign.)r _________To test the correlation coefficient for significance at a = 0.01, fill in the following. (Use the rounded value of the correlation coefficient from above in all calculations. For the final answers, round t calc to
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16)Ifyou were going to play a lottery and you had to pick 5 correct numbers out of apossible 20 numbers, what is your chances of winning if you buy 100 tickets? a).22b).00645c).0002d)7.02 E -4 17)What is the probability of getting 2 broken cookies in a bag of 24 if theprobability ofgetting a broken cookie on any single event is .06.

The remainder when P(x ) = x" + 3x - 1 1 1x- 3 2 27x + ax+ b 2 is divided by (x - - is (4x + 6). Find the values of a and b
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Colossal Statue of Constantine This work is life size. true or false

The bar on the left is broken into two parts. 1 part = __________ (fraction) = __________ (decimal) = __________ (percent) 2 parts = __________ (fraction) = __________ (decimal) = __________ (percent)

1. Determine la longitud de arco en cada una de las siguientes curvas en el intervalo dado. a) r(t) =thi+ 12j, [0,2]
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Ive been able to write the steps down on paper and submitted them that way. But he wants them submitted in Microsoft Word utilizing Microsoft Excel to show the graphs . I have 0 idea on how to use Microsoft Excel, so if someone could help me with how to input work through excel I would appreciate the help!!! You are required to use numerical

Simple regression was employed to establish the effects of childhood exposure to lead. The effective sample size was about 122 subjects. The independent variable was the level of dentin lead (parts per million). Below are regressions using various dependent variables. a. Calculate the t statistics for each slope. from the p-values, which slopes

The function y=1.3sin(0.017x+1.768)+6.2, where x represents the number of the day of the year, models the time of sunrise MST, in hours after midnight, for Calgary. 1.Using their calculator set in radian mode, a tourist is able to determine the sunrise in Calgary on Nov 15 (day 320) to be a. 5.7 hours after midnight b. 6.1 hours after midnight c.

People arrive at a single-server counter according to a Poisson process with an average rate of 12 per hour, and the average service time is an exponential random variable with mean 2 minutes. (a) What is the probability an arriving customer will have to wait to be served? (b) The counter is considering having two servers available to its

I am struggling to find the answers to the following problem and finding the 56th percentile: A researcher records the number of dreams that 50 college freshman students recalled during the night prior to a final exam. # of Dreamers Cumulative Frequency 4 50 3 46 2 28 1 20 0 5 (a) Convert this table to a percentile rank distribution.

There are 52 cards in a deck (26 red, 26 black) and those are both split into 4 subsections of spades, hearts, clubs and diamonds (13 of each). Face cards include Ace, King, Queen and Jacks (4 of each) and cards numbered 2-10. What is the probability of drawing a face card (A, K, Q or J) without replacement? What is the probability of drawing a

Find a matrix that reflects the plane 2 along the vertical axis running through the point (3,4). Next, find the matrix that rotates the plane 2 clockwise by /4 radians around the point (2,1). After finding those matrices to accomplish those tasks, now produce a single matrix that accomplishes both of those tasks.

Suppose 76% of internet searches used Google. If we take a sample of 3 searches, what is the probability that all of them use Google? Round your answer to 3 decimal places. Group of answer choices A. 0.561 B. 0.439 C 0.000 D. 0.333 E. 1.000

Please solve this question. 1. Ahmet borrows n TL from Burak. Starting from today, Ahmet pays back to Burak 2 TL or 3 TL at each day. Let an be the number of ways Ahmet pays all of his debt to Burak. Find a recurrence relation for an. What are the initial conditions? What is a12
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Graph should be from desmos site. Exercise A dog owner wants to minimize the cost of buying dog food for his bullmastiffs. Two types of dog food are available mixed with three kinds of minerals: calcium, phosphorous, and potassium. The per kilo cost of dog food A and dog food Bare P20.00 and P16.00 respectively, whereas the minimum requirement of
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For the time being, the air traffic control system in the United States is run by the like to change this, arguing that the air trap Among the arguments given for the privatization States, A first step in deciding if, indeed, d of air traffic control is the e much too common in the United from the U.S. and other nations in the U.S. are "too
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there are 2322 students in a school district. In a sample of 463 students from this school district, 170 have a mathematics scores below grade level. Based on the sample statistics, estimate the population proportion of students in this district with mathematics scores below grade level.

Parte 1. Cubicaje y flete areo Un posible cliente importador ubicado en la ciudad de Tokio, Japn, para conocer la calidad del producto ha pedido 2 cajas de muestras del producto de esprrago de la empresa "Sonora Group". Ubicada en Caborca, Sonora, Mxico. Por lo que decide enviar estas dos cajas va area, con las siguientes medidas (en centmetros):

A tank in the form of a right-circular standing on end is leaking water through a hole in its bottom. When friction is ignored, the rate of change of the height of the water in the tank is given by this equation: h'(t) = -r^2 sqrt(64.3h) where h is the height of the water in feet, t is the time in seconds, and r is the ratio of the hole diameter

6. Nurce Dulce decides to use cluster sampling. This sampling is characterized by A. selecting sample who is knowledgeable about the issues under study. B. drawing equal-sized samples from each sections of the population. C. taking samples from various sections of the total population. D. selecting sample by chance

Hi! I have a couple of math questions, I really appreciate your help! (: Question 1: Line L passes through the points (1, 5) and (5, 8). What is the slope of a line that is perpendicular to line L? -3/4 -4/3 3/4 4/3 Question 2: Which equation represents a line that is parallel to y=-3x+4and that passes through the point (3, 1)? y=1/3x+4 y=1/3x+10

Is the event F, that the randomly selected student has a Facebook page that they've checked today, mutually exclusive of the event I-, that the randomly selected student has a Instagram page that they've checked today? EXPLAIN how you can reach your conclusion

Incorrect Question 6 0 / 1 pts Suppose that a represents the initial amount of quantity that grows exponentially, and r represents the rate of growth per unit of time, expressed as a decimal. Which equation gives the general form of the exponential growth formula, where y is the value of the quantity at time t? Oy = alt Oy = a(1 +r) O y = art Oy =
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In the study of crime, the FBI found that 13.2% of all Americans have been victims of crime during a one year period. this result was based on a sample 1105. Estimate the upper limit of the confidence interval of the percentage of u.s. adults who were victims at the 99% confidence level

Problem 2: Solve the following dierential equations. Find the solution y(t) to the initial value problem. Please be sure to Show your work deriving your solution. (a) 'y\" - 231' -|- y = 0, 31(0) = 2wig/('3) = 1- ( b) y" + 2y' ty =0, y(0) = 1,y'(0) = 2
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TOPICS for PSY 230 STATISTICS FLL-W EXAMINATION Differentiate between the different types of sampling (random, systematic, stratified and cluster) Differentiate between zero skewness, negative (left) skewed and positive (right) skewed using the mean, mode and median Calculate mean, mode, median, range, variance, standard deviation Differentiate

12 The mean time for running a race by a group of 20 people was 54 seconds. The times for a second group of people were added and the value of the mean went up to 56 seconds. Which formula represents the relationship between the number of people in the second group, P. and the mean time of the second group, T? 40 A P= T -54 1080 B P = T -54 40 C
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For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible. Variable Type of Level of variable measurement X ? Quantitative Nominal
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the answer you give me was wrong help me to answer this quiz with goosd answer Which research technique would most likely be used by a symbolic interactionist? Group of answer choices 1. Quantitative data analysis or 2.Surveys or 3. None of these

Open Three Hospitalsdata. SETUP: It is believed that the average number of injuries recorded in hospital 1 is less than 100. Given the data your job is to confirm or disprove this assertion. 7. What test/procedure did you perform? (4 points) a. Regression b. Two sided t-test c. One sided t-test d. Confidence Interval 8. What is the statistical

Here is another approach to the rational parametrisation of the unit circle. Let's show that any complex number z with |z| = 1 butz 7 1, can be written in the form _ 1+it _ 1it Proof: Solve the equation above for t in terms of 2: we get t = |*(1-z)/(1+z) a. All that remains is to prove that t is a real number. To do that, we evaluate . 72(12)
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Question4(1 point) , Saved Find the inverse of the matrix: \"ii5i 16 OA_1______ _1__ 7 5 '1 8 2 1 1 _7 _5 A 16|'__\"4 _3
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The average ticket price for a Spring Training baseball game is $32.97, with a standard deviation of $6.21. In a random sample of 40 Spring Training tickets, find the probability that the mean ticket price exceeds $36. (Round your answer to three decimal places)

Question 14 (4 points): Referring to Problem 6: The National Center for Education Statistics (NCES) is interested in the average length of time it takes college students to earn a bachelor's degree. From previous experience NCES believes that the standard deviation of the length of time is 1.68 years. If a random sample of 75 college graduates was

Determine the domain of the variable x in the given expression. X - 18 X +6 Choose the correct domain below O A. The domain is (x | x (Use a comma to separate answers as needed.) O B. The domain is the set of all real numbers
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intro to modern analysis 7. This problem has two parts. (a) Show that if x, y are nonnegative real numbers, then ay
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nobody has answered my question for the last 3hrs. is anyone available?

7.2#6 Find the criticalvalue(s) for aleft-tailed z-test with =0.10. Include a graph with your answer. The criticalvalue(s) is(are) . (Round to two decimal places as needed. Use a comma to separate answers asneeded.)

Find tan(2), if tan()=( 14 25 ), and is in quadrant 2

based on a distribution of scores with and the standard deviation = 6.38. Draw a small picture to help you see what is required. What is the probability of a score falling between a raw score of 70 and 80? but I need step by step instructions how to calculate

Please answer this statistics and probability question: An accident is equally likely to occur anywhere on a strip of highway (0, L). At the moment of the accident, the dispatched ambulance is equally likely to be located anywhere in the strip (0, L) and its position is independent from the place of accident. Find the probability density function
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State whether each of the following research examples is best summarized as grouped or ungrouped data. Explain your answer. 1. The number of symptoms of stress (ranging between 0 and 12 symptoms) experienced by 180 war veterans. 2. The number of calories in school lunches in a sample of 32 local middle schools. 3. The number of hours of sleep (per

onverting a BASE FIVE into BASE TEN. Step by Step. Complete the table below so that the BASE FIVE number is written in expanded form. Note: Use "*" (shift 8) for the multiplication symbol when writing the numbers in expanded form. Number: five A) Fill in the Place Value table: twenty-fives place fives place ones place B) Write the Expanded Form.

The plasma cholesterol levels (mmol/L) of 12 peoples were as follows: 6.0, 6.4, 7.0, 5.8, 6.0, 5.8, 5.9, 6.7, 6.1, 6.5, 6.3, and 5.8. We assume that these peoples constitute a simple random sample of a population of similar subjects. We wish to estimate the variance of the plasma cholesterol levels with a 95% confidence interval.

- based on a distribution of scores with X=75and the standard deviation = 6.38. Draw a small picture to help you see what is required.What is the probability of a score falling above a raw score of 80 need step by step also not sure how to look up in table can you also explain that. It has all info. All the info is there if you dont know how just

MA 17500: Discrete Mathematics Quiz #6 1. A function f : R > R is continuous at point a if for any margin of error e, no matter how small, there is a small enough 5 such that, whenever a: is less than 5 away from a, then f (ac) is less than 6 away from f (a): (*) Ve>OE6>Oz |:1:a||f(:1:)f(a)l
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Consider the function g. g(I) = -3 For the x-values given in the table, determine the corresponding values of g(x) and plot each point on the graph. X -2 -1 0 g( X) Drawing Tools Click on a tool to begin drawing. Delete Undo Reset Select G Point 3 0 - N
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In an experiment testing a method of gender selection intended to increase the likelihood that a baby is agirl, 934 couples give birth to 468 girls and 466 boys. A company representative argues that this is evidence that the method iseffective, because the probability of getting 468 girls in 934 births by chance is only 0.026 , which is less than

a)What is a rational function? b)How is it different from a polynomial? c)Provide a graph of each from desmos to show the difference.

The HIM director, Linda, has been given $15,000.00 for the overtime needed to catch up on having the loose filing scanned. if the average salary of the HIM clerical staff is $15.75, how many hours of overtime can be worked?

help with question in attachment The population of a bee hive is growing with a monthly percentage rate compounded continuously. The population doubles in 3 months. Assuming that every month has 30 days, which formula could be used to find the monthly percentage rate according to the exponential growth function
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Question 8, 8.4.23 O Po Determine the volume of the shaded region. 6 ft When appropriate, use the x key on your calculator 5 At 12 At 5 At F3A T The volume of the shaded region is
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3. The following transformations are applied to the graph of y = V x +4: . reflect in the x-axis, . Stretch horizontally by a factor of , about the y-axis, and then . translate 3 units left and 2 units down. Write the specific equation of the transformed graph. (3 marks) Your
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What are the problems that Kraft Australia would like to address? 2. What are the data available that can be used for an analytics solution? 3. How can these data be used to identify how the customers view and use Vegemite? 4. What are the possible solutions that can be provided for Kraft Australia to help them solve their problems?

Hi can you please help with explanations and calculations for the question below; An urn contains n balls numbered 1 through n. If your withdraw m balls randomly in sequence, each time replacing the ball selected previously, find P(X = k), k = 1, 2, . . . , m, where X is the maximum of the m chosen numbers. (Hint: First find P(X k).)

Why are all of the bars in the Count of Order ID by Region and Returned analysis the same height? Group of answer choices Because each bar represents 100% of the sales, regardless of the actual volume. Because each of the four regions shipped similar numbers of orders. Because Power BI has averaged out the sales across the four regions. Because

I am using excel for this problem with data solver please show all steps Problem Hart Manufacturing makes three products. Each product requires manufacturing operations in three departments: A, B, and C. The labor-hour requirements, by department, are as follows: Department Product 1 Product 2 Product 3 1.50 3.00 2.00 2.00 1.00 2.50 0.25 0.25 0.25
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The following data represent a sample of the assets (in millions of dollars) of 28 credit unions in a state. Assume that the population in this state is normally distributed with o=3.5 million dollars. Use Excel to find the 99% confidence interval of the mean assets in millions of 6.

Gather data on the number of typhoons that hit the PHILIPPINES in the previous year. Using the basic concepts of probability, come up with a report showing the number of occurrences or the estimated chances of a typhoon hitting the PHILIPPINES for each month. The report should contain the following: a) Representation of collected data b) Process

Proposition . There is no rational number I with the property "= 12 ( Prove this by contradiction using Prop. 1 of WS#7)
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To make a gallon of a paint color, Lou mixes - gallon of yellow paint with - gallon of blue paint. Lou fills the rest of the can with white paint to make one gallon of paint. Enter the amount of white paint will Lou need to add to make a full gallon of paint. gallon Symbols
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Find the following F distribution values. (8 points) (A). F0.05 with degrees of freedom 6 and 13 (B). F0.025 with degrees of freedom 3 and 4 Q1. Find the fellewhg F distribution values. {A}. Fees with degrees of freedom 6 and 13 {B}. Fangs with degrees of freedom 3 and 4
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2. Quel est le pl du peptide EKCERSYR ? Votre reponse :8.3
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I am trying to learn some probabilities in the game of monopoly. I am using one die with four sides and one die with six sides instead of using two dice each with six sides. There are links below to show you what the game of monopoly is. Again I do not have two dice with six sides. Monopoly is aboard gamecurrently published byHasbro. In the game,

kindly write detailed solution with proper explanation.. 7. For which value(s) of a does the matrix A has inverse. Find this inverse. / hint : think about how you will go about finding inverse/ 10 = 1 2 a 8. Prove that if A is any square matrix then A - A is skew symmetric
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You deposit $150 each month into an account earning 2% interest compounded monthly. a) How much will you have in the account in 20 years? $ b) How much total money will you put into the account? $ c) How much total interest will you earn? $

Given that on one section of the SAT the mean is500and the standard deviation is100,which of the following best depicts how to solve forthe approximate probability of a student scoring 300 or lower OR 700 or higher on the test?

Please help me answer these questions. Thank you in advance! 12. The hydrogen ion concentration of a lemon is about 0.01. What is its ph? [A3] 13. How does an earthquake of magnitude 8.4 compare to an earthquake of magnitude 3.7? Round answer to the nearest whole number. [A4]
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The image of ARST in the graph shown below is rotated N' counterclockwise around the origin to form AR'S'T' What is the y- coordinate of the point S'?
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f. Conclusion: At or = 0.05 significance level, there enough evidence to conclude that higher octane fuels result in better gas mileage. Submit Question Lab 18 Independent Vs. Matched Pairs Score: 0/52 0/4 answered Progress saved Done . . . . Question 1 0/13 pts 95 3 0 Details matter? Some people believe that higher result in better gas mileage
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which property is used in the follwing expression? 2(4+8)=8+16

If a company sells 13 merchandise items for $17 more than they paid for each item, they made a profit of $221.

7 8 = 9 10 = 11 12 Milo receives a commission of 2% on all sales. If his commission on a sale was $35.60, find the cost of the item he sold. The cost of the item that Milo sold was $ X
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Problem 1. Let A be an invertible n X n matrix. If A is diagonalizable, prove that A1 is diagonalizable. Problem 2. Let A be a 2 X 2 matrix with exactly one real eigenvalue A, and assume A has geometric multiplicity 1 (note that this means A is not diagonalizable), (a) Prove that A AI 79 (8 8), but (A AI)2 = (8 8) (Hint: Use problem 44.25 from
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Determine the volume of the shaded region. When appropriate, use the x key on your 4 At calculator. 16 ft The volume of the shaded region is T
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The earth spins on its axis once a day and orbits the sun once a year (365.24 days). In each case take the positive direction for the angular displacement to be the direction of the earth's motion. (a) Determine the average angular velocity of the earth as it spins on its axis. 7.3 x rad/s (b) Determine its angular velocity as it revolves around
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In a combined study of northern pike, cutthroat trout, rainbow trout, and lake trout, it was found that 24 out of 860 fish died when caught and released using barbless hooks on flies or lures. All hooks were removed from the fish. (a) Let p represent the proportion of all pike and trout that die (i.e., p is the mortality rate) when caught and

Statistics from Cornell's Northeast Regional Climate Center indicate that Ithaca, NY, gets an average 35.4 inches of rain each year, with a standard deviation of 4.2 inches. Assume the data follows the normal distribution. The probability that on a given year, the amount of rainfall Ithaca, NY would receive would be 34 inches or less is _______.

1. The Sanchez family takes out a $200,000 loan for their fixed-rate, 30-year mortgage. The annual interest rate for the loan is 4%. What is their monthly payment? -$222.23 -$577.78 -$699.88 -$954.83 2. Farrah borrows $18,000 to purchase a new car. The annual interest rate for the 60-month loan is 4.3%. If she makes all the monthly payments, what

When do creative people get their best ideas? USA Today did a survey of 966 inventors (who hold U.S. patents) and obtained the following information. Time of Day When Best Ideas Occur TimeNumber of Inventors6 A.M.-12 noon 12 noon-6 P.M. 6 P.M.-12 midnight 12 midnight-6 A.M.271 129 313 253 (a) Assuming that the time interval includes the left limit

A deck of cards contains 20 cards: 6 red cards and 14 black cards. 5 cards are drawn randomly without replacement . What is the probability that exactly 4 red cards are drawn?

Double exponential smoothing requires how many smoothing parameters? Multiple choice question. Four Three One Two

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