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Mathematics Questions and Answers April 09, 2021

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Question 3: The kinetic energy (E) in joules of a moving body varies jointly as its mass (M) kg and the square of its velocity (V) ms. Determine the relation between E, m and V. (ii) Find the constant of proportion & when E is 80 joules, M is 5kg and V is 4 ms . Find the value E for a mass 7kg with velocity of 6ms -'.Given that the objective
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Bacterial pneumonia attacks a dogs immune system causing it to fail. It is estimated that between 2 and 25 percent of the global domestic dog population is infected with the virus. Bacterial pneumonia is primarily transmitted from dog to dog through biting. A one-step pulse test has been developed for the detection of bacterial antibodies. It is

A 95% confidence interval for mean Spent for the subpopulation of married males has which of the following limits? (Because of potential roundoff, choose the closest.) Clickhereto reference the data needed to answer the question. a. $1,577 to $2,168 b. $1,617 to $2,129 c. $1,529 to $2,216 d. $1,660 to $2,086 Person 1 2 3 4 5 6 7 8 9 10 11 12 13 14
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5. Use a graphing calculator to develop a linear function to model the data. Write the linear function here
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a) Evaluate (x2 - 2xy) dx + (2xy + y? )dy, where Cis the curve y = x2 starting at A(1, 1) and ending at B (2, 4)
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I already got my own answer, and this is from a practice section of the book with the answer at bottom of book. but my answer and the book answer didnt match. so i copied and pasted the question below so can you show how you solve this from A to Z so i can see if i could catch where i was wrong? A research firm conducted a survey to determine the

1. In the 1992 presidential election, Alaska's 40 election districts averaged 2108 votes per district for President Clinton. The standard deviation was 557. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an

state the null statement about the independent variable 9. To evaluate the effect of a treatment, a sample is obtained from a population with a mean of u = 30, and the treatment is administered to the individuals in the sample. After treatment, the sample mean is found to be M = 31.3 with a standard deviation of S = 3. a. If the sample consists of
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Calculate the angle of elevation of the line of sight of a person 27.5 m away from a tree, whose eye is 1.8 m above the ground, and is looking at the top of a 19.4 tree. (draw a diagram and answer to the nearest degree)

Help with the following and how to solve it pls and thank you In an advertising campaign, a snack company claimed that every 18-ounce bag of its cookies contained at least 1000 chocolate chips. Two statisticians attempted to verify the claim. The accompanying data represent the number of chips in an 18-ounce bag of the company's cookies based on
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Solve the following system of equations. x+ 8y = 23 -x- 10y = -27 X = X =
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Find two integers whose product is 6 and whose sum is 1.

Question 8 15 pts 1 3 Consider the functions y =/ 3 and y= EI 3 A. Graph the given functions and shade the region bounded by the curves. On your graph, include the points of intersection and label each curve. B. Indicate the correct formula to compute the volume of the solid obtained by rotating the shaded region about the x-axis using the washer
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Question Two In a television commercial, the manufacturer of a toothpaste claims that more than four out of five dentists recommend his product. To test that claim, a consumer-protection group randomly samples 400 dentists and asks each one whether he or she would recommend the manufacturer's toothpaste. Of the 400 dentists surveyed, 329 said that

Please answer the question in the image below: 6) Which of the following reference entries for this source is correctly formatted in APA? A) Cordova, J. R., Johnson, M. L., Kestler, J. L., & Taasoobshirazi, G. (2014). Models and messengers of resilience: A theoretical model of college students' resilience, regulatory strategy use, and academic
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Montgomery products makes auto radar detectors and assembles two models: LaserStop and Speedbuster. The firm can sell all it produces. Both models use the same electronic components. Two of these can be obtained only from a single supplier. For the next month, the supply of these is limited to 4000 of the component A and 3500 of component B. The
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WW6.5: Problem 2 Previous Problem Problem List Next Problem (1 point) Find the least-squares solution : of the system 0 09 0 1 C =
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5. The outside of a building is spray-painted (graffitied) by kids according to a Poisson process with rate A. The building manager checks the building every T units of time and if he finds any graffiti then he overpaints them immediately. In what proportion of time can we see a graffiti on the building in the long run? Hint: Set up a renewal
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The results of studies are often analyzed using the normal distribution, or distribution close to the normal.Are these applicable where the data are not normal?Why or why not?

Help with this question MGMT-3150 Drill 2 Fall 2023 Instructions: 1. Be neat and organized. If I can't read it I will give zero credits. (1) Automart company, an auto parts supplier has received an order for 3 types of serpentine belts in the following quantities, Model 1 : 2400 Model 2 : 4500 Model 3 : 5950 Automart has the option of
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- Video Directions: To create your video you can use your phone camera, ~ Panopta, or any other free video capturing app (ex. screencastify, vimeo, loom). Your video need not show you, it just needs to show your handwriting as you work through the problem. You must be solving it in real time as you record. Each problem video should be 2 5 minutes.
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Calculate the dosages as indicated. Unless stated otherwise, pump is capable of delivering in a whole number of mL. A client is receiving Isuprel 2 mg in 250 mL D5W. The order is to infuse at 20 mL/hr. Calculate the following: a. mg/hr (round to hundredths place) b. mcg/hr

I need help understanding this question please help -6 -5 -4 -3 -2 -1, 1 2 3 4 5 6 Write an equation for the cube root function g shown above g(a) =
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What grants the applicant the best chance of receiving asylum? A. Being wealthy B. Having credible evidence that they are in danger of persecution C. Knowing other people from the same area D. Sharing anecdotal tales

OpenCars04data. SETUP: Is it reasonable to claim that cars with higher city MPG have also higher Highway MPG?Given the data your job is to help answer this question.

Thinking about this section, please watch at least the first 9 segments of this film (the Film's name is " A class divided" ) https://fod-infobase-com.libwin2k.glendale.edu/p_ViewVideo.aspx?xtid=40876&tScript=0 Please respond to the following: Connect this video with Erikson by discussing where you see examples of children feeling either

Indicate at at 7 point on its Long run average (LAC) curve the firm is operating the optimum scale of plant at its optimum rate of output.please write More professional, More coherent, more detailed language expression about 500 words

Process Output Analysis A shaft with specifications of .500.005 is being turned on a CNC turning center. Measurements were taken and recorded in the table below. Use Excel spreadsheet to perform all the necessary calculations to complete the process output analysis. Enter data in yellow shaded cells and perform your calculations in the appropriate

After finding a longer route to work following closures for construction, which is represented by continuing to pursue the longer path after the shorter one is reopened? A single dissociation S source problem A mental set Convergent thinking

2 4 -2 Find the rank of 3 0 -1 2 -5 1 4 -3 O A. 1 O B. 3 O C. Not defined, since A is not a square matrix. O D. 2 O E. 4
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The risk manager of Reuben Airlines is uncertain about the time needed for ground crew to turn an airplane around from the time it lands until it is ready to take off. She has been given information from the operation specialist indicating that the times seem to range between 15 and minutes . Without any further information, the risk manager will

A psychologist is interested in knowing whether adults who were bullied as children differ from the general population in terms of their empathy for others. On a questionnaire designed to measure empathy, the mean score for the general population is 30.6. Random sampling of 25 scores obtained from individuals who were bullied yielded a sample mean

Solve for the indicated variable. Assume the variable you are solving for must be greater than 0. Assume any other variables are nonzero. 2 b -C a = 3d for c
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Debby bought a bamboo plant that was 8/10 feet high. When she got it home she cut 7'/10 feet off of it. How tall was the plant after she cut it down? 2) On Monday Olivia spent 3 /, hours studying. On Tuesday she spent another 5/7 hours studying. What is the combined length of time she spent studying? During a blizzard it snowed 3% inches. After a
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Determina lo siguiente: Reemplaza el valor X por un nmero aleatorio entre 0 a 300. Para ello: Accede a https://www.random.org/Links to an external site. Bajo la seccin de Numbers haz clic en el hiperenlace que lee: Interger Generator. Entra la siguiente informacin: cantidad de nmeros: 7 lmites: Entre 0 a 300 cantidad de columnas: 1 Haz clic en la

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What is the symbol for the probability of success in a single binomial trial? Oq Oo 2 OP On Oo O $ 2 OX ON OX O s OE O None of the above / does not have a symbol Submit
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2. Let G be a group and a, b, E G. (a) Prove that (ab)-1 = b-la-1. (b) Prove that (a ])-1 = a. (c) Prove that G is abelian if and only if (ab) -1 = a b- for all a, be G. Solution: Solution goes here.Solution : Given to be a group Now also a, b EG. Now wing the properties of the quoup we have to prove, win the given parts. Co ) in we have to prove
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1) Mehl (2007) published a study in the journal Science reporting the results of an extensive study of men and women comparing the number of words uttered per day by each sex. Volunteer participants wore inconspicuous recording devices that recorded their daily word usage. On average, women ( N = 198) uttered 16,201 w per day ( SD = 1779.45), and

Calculate the following questions 4.(20pts) Find the following double integrals(2 questions, each values 10 pts) (1) [[ (x+ y)dxdy , D is surrounded by y= 1,y= x D (2) [[(x + y' )dxdy, D is surrounded by x' + y' $1,x20, y 20 D 5. (10pts) Find the extreme value for f(x, y)=e-* (x+ 12 +2y). 6. (20pts) (2 questions, each values 10 pts) (1) Test the
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I'm stuck on this 25. Joseph has a certain length of chain link fence with which to make an enclosure for his dog. He plans to use all of the fence material to form a square or a triangle with three sides the same length. He noted that the side of the triangle would be 11 feet longer than the side of the square. How many feet of chain link fence
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The final grade in Eka's business class is calculated by taking 35 percent of his grade on Projects, 15 percent of his Group work, and 50 percent of his grade on Exams. Which of the following is the best representation of Eka's final business grade

Chapter 12 Q8 See attachment In a study conducted by some Statistics students, 65 people were randomly assigned to listen to rap music, music by Mozart, or no music while attempting to memorize objects pictured on a Rap Mozart No Music page. They were then asked to list all the objects they could remember. The summary statistics Count 27 24 14 for
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The F-statistic F= S 2 1 / S 2 2 is calculated from samples of sizes n 1 =10 and n 2 =8. a) What is the upper 5% critical value for this F? b) In a test of equality of standard deviations against the two-sided alternative, this statistic has the value F= 3.45. Is this value significant at the 10% and 5% level?

Tell me where is the error in these equations? 30PO MO Graph Y - Intercept X -intercept Error Analysis Correction F ( x ) = 3 / x+ 11- 2 4- ent = x- int = 72 X - int - - 4 123 4 3 63 m J. 10 f ( x ) = - 4 / x + 5 / + 1 5 #1 BALL PEN 4- ind = 0 x - cut = 1/ X-int = /2 6 -3 -4 -3 -2-1 1 2 3 4 5 6X 6/54-32-1 1 2 3 4 5 6 X d. Small
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Need help with this statistics work 4. A teacher believes that whatever he says in class has no effect on his students. Just as he's about to quit his profession, a statistician enters the room and suggests that the teacher design a study to test his assumption. The study will look at whether providing in-class feedback on homework assignments
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positive feedback will be given thank you If u = (1, 1, -1), v = (0, 2, -1) and w = (1, -3, 3), find | |v x will (u x w). O -V14(0,4, -4) O V14(0, 4, -4) O -V14(0, 4.4) O V14(0, 4, 4) O -2V7(0, 4. -4) O 2V7(0. 4.4)
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How would you anwer a-j using the results below, with a sample size of 101; to test the hypothesis NONE GROUP NONE NONE GROUP GROUP NONE GROUP NONE NONE ONLINE ONLINE GROUP NONE NONE GROUP NONE NONE NONE GROUP NONE NONE GROUP GROUP GROUP GROUP GROUP GROUP NONE ONLINE GROUP NONE GROUP GROUP GROUP ONLINE ONLINE GROUP NONE GROUP ONLINE GROUP GROUP

Need help with 1 and 2 please explain what's happening and how to solve 1) Map the three collinear points x1=i3ix2=iixa=l31 To points x; by the affine map Ax + p, where _ 1 0 _ 1 A'[1 1 and p'L1] What is the ratio of the xi? What is the ratio of the If? 2) Rotate the point x = [E21] by 30 around the point r = [1]. Define the matrix and point for
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Listed below are systolic blood pressure measurements obtained from the same woman find the regression equation letting the right arm blood pressure be the predictor (x) variable find the best predicted systolic blood pressure in the left arm given that the systolic blood pressure in the right arm is 85 use a significance level of 0.05 Right arm:

1) En este trabajo debe usar P(t) = Pert No acuda a otras fuentes fuera del curso. La poblacin del estado de La Florida al comienzo del ao 1923 era de 1.2 millones de habitantes. Al comenzar el ao 2023 alcanz 23,1 millones de habitantes. Diga cul ha sido el ritmo de crecimiento anual (r), asumiendo que se mantuviera estable a lo largo del periodo.

Part C need to be solved. osoft Word - STAT4800-W02 x 11/ Binomial Distribution Excel - For x + Oaulakh/Downloads/STAT4800-W02-Quiz04.pdf STAT4800-W02 Quiz 4 2020/06/25 Name (GIVEN, Last): Student ID: An Olympic archer is able to hit the bull's eye 80% of the time. Assume each shot is independent of the others. She shoots ten arrows. a) Briefly
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A particular fund had a 3-year percent return of 17 and a 5-year percent return of 16.5. Perform calculations to determine which fund performed better relative to its distribution. https://www.coursehero.com/u/file/56837579/Retirement-Funds-Analysis-Part-1docx/#doc/qa

Translate each abbreviation in full. electroencephalogram : Question 114 (1 point) Question 114 options: D & C : Question 115 (1 point) Question 115 options: TSH : Question 116 (1 point) Question 116 options: CRP : Question 117 (1 point) Question 117 options: BCP : Question 118 (1 point) Question 118 options: twice a day : Question 119 (1 point)

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Knowledge/Understanding Multiple Choice: ! 1. If u = [2,3, 4] and v = [-7,-6, -5] find 2u - 30 a) [9, 9, 9] b) [-17, -12, -7] c) [25, 24, 23] d) [25, -12, 9] 2. If u = [2,3, 4] and v = [-7, -6, -5] find | 2u - 37 + 5j | a) V2525 b) V1995 c) V625 d) v588 3. If u = [2,3, 4] and v = [-7, -6, -5] find u . a) [-14, -18, -20] b) -27 c) [-9, -9, -9] d)
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In a large country 3500000 people die per year. How many people die per minute. Assume there are 364 days per year. O 6.677 O none of these answers O 6.659 O 6.296
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Q1: An electronic product contains 40 integrated circuits. The probability that any integrated circuit is defective is 0.01, and the integrated circuits are independent. The product operates only if there are no defective integrated circuits. What is the probability that the product operates? Q2: According to Chemical Engineering Progress

Use the graph to determine a. open intervals on which the function is increasing, if any. b. open intervals on which the function is decreasing, if any! c. open intervals on which the function is constant, if any
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Please explain Distance and Dot Products: Consider the vectors u = (-3, 1, 4) and v = (2, 2, 1). Compute ||ull = Compute | |v|| = Compute u . V = Submit answer Next item
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Wall Street performs a sort of "financial alchemy" enabling the individual to benefit from institutions lending money to them, according to Adam Davidson, cofounder of NPR's "Planet Money." Individuals can invest small amounts of their money in a 401(k), pooling their capital and spreading the risk. Assume you invested in Fidelity New Millennium,

It is a graphical representation 1 point of an algebraic equation. Your answer The angle between two lines is 2 points 45. If the slope of line 1 is 2/3, determine the slope of the other line. Your
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Which of the following categories would be the first column of the Pareto chart? Group of answer choices First column is "Put on Hold" First column is "Slow Response" First column is "Transferred 2 times" First column is "Inaccurate

On Monday, Mr. Dickens asked his class how many books they read last month and set up a dot plot showing the information. On Tuesday, Walter joined the class and his information was added to the dot plot. Based on the dot plots above, select whether the value of each statistic for the number of books read, listed below, is greater for Monday's

Using the data in the set below, find the mode. Date Set{ 12,1, 5,1, 6, 7, 8 }

1) An object is thrown upward. The height, h, in feet, at time t, in seconds, is given by the formula h =16 t 2 +160 t Determine the time required for the object to reach a height of 60 feet on its way up. Enter an exact answer, not a decimal approximation. 2)An object is projected vertically upward from the top of a building with an initial

here = 11, = 7 (please don't change the values) '1. ________ Q]: An island has one air ambulance and one helicopter available for emergencies. The probability that the air ambulance is available when needed is n divided 1001 and the probability that the helicopter is available when needed is It divided 1130. In the event at an emergency, nd the
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See if you can find and correct all of the mistakes. If you think the sentence has no mistakes- write "CORRECT" next to it. 1. Me llamo es Miguel. 2. Yo tiene una hermana. 3. Ella es gracioso y inteligentes. 4. Mi amigo se llama Miguel. 5. Yo necesito un tenedor de caf. 6. Ella tiene baja. 7. Ella es castao pelo. 8. Ellos son en la clase de

Circle Equations: Determine the equation of the circle graphed below. The answer has to be in standard form. Determine the equation of the circle graphed below. 10 8 6 -10 -8 -6 6 8 10 10
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Here is the problem. Aweight hanging on a vertical spring is set in motion with a downward velocity of 6 cm/sec from its equilibrium position. Assume that the constant (a for this particular spring and weight combination is 2. Write the formula that gives the location of the weight in centimeters as a function of the time t in seconds. Find the
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Matthew invested $ 67200 in $ 100 shares which are quoted at $ 120. Calculate the income if 12% dividend is declared on the shares.

Describe the variable and how it might be used in your career (the example from the video is battery life). Explain why you would need to use a sample to infer something about the population. In your own words, explain why you believe that a confidence interval will accurately predict the mean of the population from which the sample was drawn?

Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. H0: p= 0.78 versus H1: p $0.78 n=500,x=380, or=0.1 ls npo (1 p0) 210? Select the correct choice below and ll in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) 0 A. Yes, because np0 (1 1,0) = D Q) B. No, because np0
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See attached Use an algebraic approach to solve the problem. If 14 is subtracted from three times a certain number, the result is 25. F Additional Materials eBook
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14 Use the foliowing information to answer the next three questions. You take a simple random sampie of 100 adults from a town in the Westem United States to determine the proportion of those in town who invest in the stock market. Assume the unknown population proportion or percentage of people in town who invest in the stock market is
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1) Write the converse, inverse, and contrapositive of the following proposition. Of these four propositions, state which pairs are equivalent. If Jose has a family, then he has a father. A. If Jose has a father, then he does not have a family. B. If Jose does not have a family, then he does not have a father. C. If Jose has a father, then he has a

2. Use an extra sum of squares F-test {BYOA Build Your Own ANOVA!) to use all the data {to increase the degrees of freedom and thus the power of the test!) to compare only the bachelor's degree group {16} mean income to the graduate degree group [>16] mean income. Show your final ANOVA table and your 6 step complete analysis. You wilE need to
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Find f such that f'(x) = 4x - 7, f(7) = 0. f(x) =
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help this all question Question 1 Solve each of the following using separating the variables method dy a. dx = (2y+5)(x+1) (5 marks ) b. e2x dy = 41 W (5 marks ) dx [CLO2, C3] Question 2 Solve dzy - 2 dx2 dy - 8y = 0 dx [CLO2, C2] ( 10 marks )
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Using data on the rank attained by male and female officers in a certain?city's police?department, a?chi-square test of independence was performed to assess whether men and women are equitably represented at all levels of the department. Examine and comment on the table below of the standardized residuals for this?chi-square test. Choose the
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use the letters that represent decides to show the tangent equals sine divided by cosine. Let a=28, b=45, and c=53. Show that tangent equals sine divided by cosine algebraically \f
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Want you do me a favor 7:17 PM Find the present value if you want to achieve $2500 in five years at 6.8% interest compounded monthly. 7:18 PM
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THANK YOU !! Exercise 4-54 Algo Let a sample space be partitioned into three mutually exclusive and exhaustive events, B1, B2, and, B3. Complete the following probability table. (Round your answers to 2 decimal places.) Prior Probabilities Conditional Probabilities Joint Probability Posterior Probabilities P(B1) 0. 16 P(A | B1) 0.43 P(An B1) P(B1
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b. Sean operates a lawn-cutting business. He charges $15 for a single lawn and $25 for a front and back lawn. Sean made $475 from 25 customers
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A) The following data give the weekly amounts spent on groceries for a sample of households. $271 $363 $159 $ 76 $227 $337 $295 $319 $250 279 205 279 266 199 177 162 232 303 192 181 321 309 246 278 50 41 335 116 100 151 240 474 297 170 188 320 429 294 570 342 279 235 434 123 325 Create a frequency table of 9 classes Use the classes as (x) to find

Graph the function f (as) = 2|:z: 8| + 1 in the interactive graph. 3} ,I' no an an ea c q on
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D Question 4 20 pts It Test USA-AUS Assuming unequal variances Difference 0.043249 t Ratio 2.502863 Std Err Dif 0.017280 DF 163.8525 Upper CL Dif 0.077368 Prob > It| Lower CL Dif 0.009129 Prob > t Confidence 0.95 Prob It) 0.004 Lower CL Dif 482.5 Prob > t 0.002 Confidence 0.95 Prob
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The sum of two integers is 74. The larger is less than twice the smaller. find the two integers

What are the key characteristics of exponential functions, and how do these characteristics influence their behavior and graphs? Please provide an example of an exponential function and describe how its characteristics are reflected in its graph. Additionally, explain why understanding these characteristics is essential for interpreting and

Question 5 4 pt Consider the table below and answer the probability question. Write your answer as a percentage rounded to 1 decimal. Kroger Wal-Mart Trader Joe's Total South side 50 102 34 186 North side 61 92 70 223 Total 111 194 104 409 What is the probability that someone shops at Kroger and lives on the South side
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It is often the case that more than one sinusoidal function can be used to model the movement of a periodic function. Examine the example periodic function given below and determine an equation. For this discussion, 1) Post an equation you got for the given graph. 2) Create your own graph of a transformed trigonometric function and giveONE
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Number of Observations 62 Read Number of Observations 62 Used Analysis of Variance Sum of Mean Source DF Squares Square | F Value Pr > F Model 14508 2072.53512 5.11 0.0002 Error 54 21911 405.76576 Corrected 61 36419 Total Root MSE 20.14363 R- 0.3984 Square Dependent 32.58065 Adj R-Sq |0.3204 Mean Coeff Var 61.82698 Parameter Estimates Squared
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Strategy Code ScoreC 1 45 C 1 53 C 1 72 C 1 55 C 1 67 C 1 53 C 1 66 C 1 54 C 1 53 C 1 67 C 1 60 C 1 64 C 1 69 C 1 52 C 1 74 C 1 58 C 1 53 C 1 66 C 1 66 C 1 71 H 2 79 H 2 95 H 2 81 H 2 74 H 2 68 H 2 84 H 2 78 H 2 77 H 2 85 H 2 72 H 2 86 H 2 71 H 2 67 H 2 77 H 2 83 H 2 73 H 2 76 H 2 86 H 2 83 H 2 75 Q 3 58 Q 3 66 Q 3 67 Q 3 68 Q 3 64 Q 3 57 Q 3 58 Q
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9. What is the slope of a line given by the equation y = 2 x - 10. What is the slope of a line given by CTIN the equation y = -9x? For questions 11 - 12, answer the questions about linear equations. 11. A line has a slope of 2 and a y- intercept of (0, -4). What is the value 12. A line has a slope of - 2 and a y of y when x = 6? intercept of (0,

Question 3 As a trained statistician, you decide to perform a hypothesis test to further evaluate the effectiveness of the responsible gambling initiatives using the data collected, that is whether the East Zone is experiencing a lower average daily bet amount compared to the 1West Zone over the trial period. You should include the following: (a)
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The amount that households in a particular community spend on food in a month is normally distributed with an average of $300 and a standard deviation of $50. What percent of households will spend at most $288 on food in a month? Question 9 options: a) 59.48% b) 24.00% c) 0.24% d) 40.52% e) None of the above

Only need the answer of (C) The debate about the future of agovernment-run retirement fund system has renewed interest in the amount saved for retirement by employees at a company. While it is possible to open a personal retirement account(PRA), many employees may not have done so. To learn about itsstaff, a company asked its 65 employees whether

You bought 3 pounds of strawberries and 1 pound of blueberries for $8.40 to make pies for the summer festival. Your friend helped and bought 2 pounds of strawberries and 2 pounds of blueberries for $10.08. How much did a pound of blueberries cost? Let the cost of each pound of strawberries = and the cost of each pound of blueberries = . $0.84

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