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Mathematics Questions and Answers September 20, 2021

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At the design review stage, a failure mode, effects, and criticality analysis (FMECA) should indicate that Calculator all critical failure modes have been prevented B all effects of all modes have been considered appropriately C the failure statistics have been documented properly D a member of the design team has evaluated each failure mode effect

Kindly help me 2. (a) Solve the boundary value problem on the exterior of a disk Upr + -up + 5190 = 0, u(p, 0) = f(0). - T
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Chapter 12 Assignment 1 aRock Show Ma How Calokalor Print kam Sales Joumal Furtl Ishanan owns a ratall business and made the following sales during the month of August 20-. Theme Is a cos sales tax on all sales. Aug. 1 Sale No. 213 to Jeter Manufacturing Co., $1.390, plus sales tax. 3 Sale No. 214 to Hassan CG., $2.540, plus sales tax. 7 Sale No.
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A local bank is advertising that you can double your money in 10 years if you invest with them. Suppose you have $2000 to invest. What interest rate is the bank offering? (Simple interest)
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pls help!! this is the assignment of the carnegie learning topic 1 relating factors and zeros, lesson 1 satisfactory factoring. C LESSON 1 ASSIGNMENT JOURNAL > Use a separate piece of paper for your Journal entry. Describe the similarity between REMEMBER the chunking method of factoring and factoring by grouping. You can factor out the GCF of a
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Ali leased equipment worth $30,000 for 8 years. If the lease rate is 5.50% compounded monthly, calculate the size of the lease payment that is required to be made at the beginning of each month. Round to the nearest cent

Indicate which of the following statements is NOT true about vector graphics. A. Vector graphics are clear for images that contain up to 8 colour shades, and blurry in images with higher numbers of colour shades. B. Vector graphic files usually have a smaller file size than the same image stored as a bitmap. C. Vector graphics are defined by

A random sample of size 100is selected from a population withp=0.40. a. What is the expected value ofp (to2decimals)? b. What is the standard error ofp(to4decimals)? c. Show the sampling distribution of p. p(to4decimals) E(p)(to2decimals) d. What does the sampling distribution ofpshow?

Assume random variable x follows a probability distribution shown in the table below. Determine the mean and standard deviation of x. x -3 0 2 4 6 P(x) 0.1 0.1 0.4 0.2 0.2

A waitress believes the distribution of her tips has a model that is slightly skewed to the right, with a mean of $10.30 and a standard deviation of $5.80. She usually waits on about 40 parties over a weekend of work. a) Estimate the probability that she will earn at least $500. b) How much does she earn on the best 5% of suchweekends.

A2. (a) Find the stationary points of the function, g(x) = cost + sinc, (r E [0, 27]). Classify each stationary point as either a local maximum or a local minimum
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3. For v = (x, y) and w = (a, b) in Ra, define d(v, w) = x - a . Show that this does not give a metric on R2
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Question 5 Mark this question In an experiment, a die is rolled and a coin is tossed! What is the probability of rolling a six, and then getting heads upon tossing the coin
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Template 5 - maximise the nutritional value of food Finalised Dishes (10) Food preparation Cooking method Storage method

This is a transport equation example question. I have no idea to solve it oblem 5. Consider the following equation atu + eudxu = 0 x
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Statistics 261 1- The following dataset gives the midterm scores of all students in statistics class: 21 6'? 68 19 40 56 23 78 79 56 34 17 19 29 89 90 76 72 67 85 93 67 67 97 91 50 82 45 62 59 92 78 37 72 81 65 94 53 69 79 61 84 45 58 '72 84 37 65 48 30 a- Determine the number of classes (k) and the class width (b) that are suitable for this
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allUfone 4:33 AM @ 36% Assessment#6, 22-08-2020, P... INSTITUTE OF BOX MINES'S MANAGEMENT College of Computer Science & Information System Assessment # 6 Program: BBA Course Title: QS & MS Section:M-7111 Faculty: Laiq Muhammad Khan Date: August 22, 2020 Submission Time: Duration of 40 minutes from starting time Total Marks: 10 Instructions: Read
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Hctor: Los estudiantes reciben muchos correos electrnicos de los profesores? Regina: No, los estudiantes no enter answer muchos

Please help me with questions 1-6 and show all your work! Thank you QUESTION 1 [4 marks] on automotive parts salesperson earns a salary of $325 per week and 3 96 commission on all sales over Sasoo per week. The sales during one week were $48?5. What is the salesperson's total pay for that week? QUESTION 2 [4 marks] $2360 is invested for 2 years at
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TOPIC 8 (PROBLEM SOLVING WITH COMBINATIONS) QUESTION: CHEF WANTS TO DESIGN A NEW MENU FOR HIS CUSTOMERS AT THE SCHOOL HE SEES THAT CHICKEN TENDERS AND CHICKEN SANDWICHES ARE VERY POPULAR IF OUT OF 10 STUDENTS 4 PICK SANDWICH AND 6 PICK TENDERS WHAT IS THE ODDS THAT RANDOMLY SELECTED # OUT OF 10 WILL CHOOSE WHAT FOOD. SOLUTION
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In this assignment you will be calculating six different centrality metrics for two different data sets. The first data set is "US_airports.txt". It is an undirected, weighted network of flights among the 500 busiest commercial airports in the United States. The weights represent the number of seats available on the flights between a pair of

Consider parallelogram JKLM below. Use the information given in the figure to find x, m / MJL, and m _ M. K 70 13x X - m ZMJL 9 m ZM _
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If P (A) = 0.6; P (B) = 0.2 and P (A B) = 0.10, which of the following must be true? a A and B are independent, but they are not mutually exclusive. b A and B are independent and mutually exclusive. c A and B are neither independent nor mutually exclusive. d A and B are not independent, but they are mutually exclusive. e A and B are mutually

TRADEMARK LAW LECTURE: Lanham Act 2 begins, "No trademark by which the goods of the applicant may be distinguished from the goods of others shall be refused registration on the principal register on account of its nature unless it . . . ." What follows in subsections (a), (b), (c), (d), (e)(1), (e)(2), (e)(3), (e)(4), and (e)(5) are a series of

6. Which of the following would not be considered an ecosystem service? oxygen provided by green plants timber from trees pollination of crops nitrogen cycling in soil water purification [1199.97.39
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#2 Women's Height: In an Anthropology 105 class, women's heights had a normal distribution with a mean of 163.4 cm anda standard deviation of 6.7 cm Convert the standard deviation of 6.7 cm to inches. [x] inches(Rounded to one decimal place)

What is true about the parameters of a function? Group of answer choices Functions can have only one parameter. The order in which the parameters are defined matters. Parameters can be passed to a function in any order. Parameters have no order

The following question involves a standard deck of 52 playing cards. In such a deck of cards there are four suits of 13 cards each. The four suits are: hearts, diamonds, clubs, and spades. The 26 cards included in hearts and diamonds are red. The 26 cards included in clubs and spades are black. The 13 cards in each suit are: 2, 3, 4, 5, 6, 7, 8,

the germination rate of seeds is defined as the proportion of seeds that, when properly planted and watered, sprout and grow. A certain variety of grass seed usually has a germination rate of 0.80, and a company wants to see if spraying the seeds with a chemical that is known to change germination rate in other species will change the germination

If two random samples of sizes 30 and 36 are selected independently from two populations with means 78 and 85, and standard deviations 12 and 15, respectively, then probability that the mean of the 1st sample will be larger than the mean of the 2nd sample is

Suppose that the number of bacteria in a certain population increases according to a continuous exponential growth model. A sample of 2000 bacteria selected from this population reached the size of 2161 bacteria in two hours. Hourly growth rate percentage

a) Solve the following equation for y. 5 x plus 7 y equals 35 b) Find the missing coordinate to complete the ordered pair (7, ). Question content area bottom Part 1 a) The equation solved for y is yequals enter your response here. (Simplify your answer. Use integers or fractions for any numbers in the expression.)

Categorize the type of sampling used in the following situation: To maintain quality control in a brewery, every 20th bottle of beer coming off the production line was opened and tested. Stratified Systematic Simple Random Cluster Convenience

3- A friend of yours is discussing statistics. and says she was working on a study in regard to her profession- In conducting her analysis she tells you the correlation between the turn variables she is studying is 1.02. What is your response to this analysis
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Answer the given Question. Item 20 of 25 Bernoulli's Equation is the generalized form of linear differential equation which can be written in the form dx "+P(x) .y = y . Q(x) . Ifn = 0, what is the type of DE? Select the correct response: O Separable DE O Exact DE O Homogeneous DE O Linear DE
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5 11. Which statement is not true for the graph of y = ? x There is a vertical asymptote at x = 0. There is a horizontal asymptote at y = 5. The domain is {x :t 0, x E R}. The range is {y :t O,y E R}. 9.0.7.5\
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Solve for the variable. You may move the variable term to the right or to the left. 8 minus 3 x equals negative 5 x plus 4

The equation is y(x)=x^(2)+2x-e^(x)+2 please send by excal and send the solution by screen shot Jsing Heun's method with step size equals 0.25 solve the following problem numerically rom t = 0 to 3
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a random sample of 30 college students is selected. each student is asked how much time he or she spent on homework during the previous week. the following times (in hours) are obtained. 21, 15, 24, 23, 25, 19, 24, 22, 15, 15, 25, 16, 24, 17, 23, 18, 22, 19, 24, 24, 19, 21, 15, 17, 18, 25, 15, 18, 16, 17 construct a frequency distribution for the

rewrite my proof: with this feedback: The justification "Applying the distributive property of multiplication over addition in mod arithmetic" is unclear and appears to incorrectly assume was is trying to be proved. \\ Using substitution, we are proving \\ $[x]_{68}*([w]_{68}+[t]_{68})$ 2. Now, before we begin, defining the two operations at hand

Ten kids line up for recess. The names of the kids are: {Abe, Ben, Cam, Don, Eli, Fran, Gene, Hal, Ike, Jan}. Let S be the set of all possible ways to line up the kids. For example, one ordering might be: (Fran, Gene, Hal, Jan, Abe, Don, Cam, Eli, Ike, Ben) The names are listed in order from left to right, so Fran is at the front of the line and

Problemas matemticos de inters compuesto: Qu tasa de inters capitalizable cada mes produce el mismo monto que la tasa de 34.6% capitalizable trimestralmente? Calcule la tasa nominal capitalizable cada cuatrimestre equivalente a la tasa de 27.4% capitalizable cada bimestre. Calcule la tasa de inters anual con capitalizacin cada 14 das equivalente a

Chapter 4 Problems Template (1) - Protected View . Search oSave . Off Home Insert Page Layout Formulas Data Review View Help PROTECTED VIEW Be careful-files from the Internet can contain viruses. Unless you need to edit, it's safer to stay in Protected View. Enable Editing COULDN'T VERIFY SUBSCRIPTION Excel couldn't verify your Microsoft 365
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What do Spaniards do to receive the New Year? They eat 12 grapes at midnight. They buy lottery tickets for good luck. They light up candles. They recite the countdown

The table shows values for functions f(x)and g(x).What are the solutions to the equation f(x)=g(x)?Select each correct answer. 0,1,2,3,4 \f
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Trouble with number 12 question Express the confidence interval (0.326,0.458) in the form ofp^E. Group of answer choices A) 3260.066 B) 3920.132 C) 3260.132 D) 3920.066

If the price of the product the firm sells falls to $1, find the new employment level
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PSTiO" 4 Amy has gone through her statements for the year and created this chart to summarize her expenses. tiled iced out o' Amy's Annual Expenditures i Rent $ 3.530 .00 2:29.- Utilities a; 343mm Internet 8. Phone 35 1.89600 Entertainment $ 2232.00 Student Loan Payment 35 4.11500 Home &Auto Insurance 35 115400 Food $ 8.000 .00 Car Payment & Gas $
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On 15c, Step 3, the key says that SMD = 1. Describe the calculations you did to get that number. Note: SMD is not written quite right on this question, because Canvas will not allow me to do a subscript on a subscript. If it were perfectly correct, the "M" would be a subscript on the "S," and then the "D" would be a subscript on the "M." Group of

Use the column-binding functioncbind()to create a matrixMHwith columnsmassandheight, for the first 10 individuals. Use the functionmatrix()to create a matrixfemaleswithmassandheightvalues for female individuals. Give names to the rows and columns of the matrixfemalescreated above. Repeat the previous two steps to create a matrixmales. Use the

X Question 6 [0/1 pt 5 8 0 Details Score on last try: 0 of 1 pts. See Details for more. You can retry this question below The half-life of Radium-226 is 1590 years. If a sample contains 400 mg, how many mg will remain after 1000 years? 64.67 X mg Give your answer accurate to at least 2 decimal places. Question Help: Video 1 ) Video 2 Message
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Consider the following estimated regression model relating annual salary to years of education and work experience. Estimated Salary=10,950.20+2769.6(Education)+1213.98(Experience) Suppose an employee with14 years of education has been with the company for8 years (note that education years are the number of years after8thgrade. According to this

Which of the following is not true in terms of safe prescribing in the National Standard Medication Chart? Question 3 options: a) All information must be printed b) Always put a decimal point and zero after a whole number c) All information must be hand written d) Use indelible ink e) Use generic drug names

Problem 4 Solve the following problems: (a) How many ways can a store manager arrange a group of 1 team leader and 3 team workers from his 25 employees? (b) A state's license plate has 7 characters. Each character can be a capital letter (AZ), or a non-zero digit (19). How many license plates start with 3 capital letters and end with 4 digits with

Those are not regular brackets \f
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Read the item. Then click on the best answer. PassageThe refrigerator smells bad it needs to be cleaned. Question6. One correct way to write the above is: a. The refrigerator smells bad it needs to be cleaned. b. The refrigerator smells bad, it needs to be cleaned. c. The refrigerator smells bad and it needs to be cleaned. d. The refrigerator

MAT 214 Prof. Erstenyuk Name: 1.2 Patterns and Pascal's Triangle Part III: Binomial Multiplication Patterns in Pascal's Triangle a.) What is (x+1)? (Hint: anything to the 0 power is _ b.) What is (x+1)?? c.) What is (x+1)2? Caution: it is not x2+12, but is gotten by multiplying (x + 1)(x + 1). d.) Where can the coefficients and constants of each
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Which of the following is not an accurate pairing? Which of the following is not an accurate pairing? Jay Gould and the railroad industry John D. Rockefeller and horizontal integration of oil John Pierpont Morgan and the financial industry Andrew Carnegie and vertical integration of steel Horatio Alger and Gospel of Wealth

Tribulus is a food supplement that some athletes us to enhance performance. A study on the effects of this supplement randomly assigned 31 athletes to take the supplement for a 20-day period and compared various characteristics to 41 similar athletes who were not given Tribulus. On the AAMP (anaerobic alactic muscle power) measurement, the mean
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4General Hospital has noted that they admit an average of 9 patients per hour. a.What is the probability that during the next hour less than 5 patients will be admitted? b.What is the probability that during the next two hours exactly 7 patients will be admitted? 5.Thirty percent of the employees of a large company are minorities. A random sample

Justify your answers and detail your calculations briefly. The US Census Bureau provides statistics on family life in the United States. including the age at the time of first marriage, current marital status. and size of household. The following data show the age at the time of first marriage for a sample of men and a sample of women. Men 26. 23.
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Geometry & Geometry Honors Cumulative Practice by Benchmark 40. A similarity transformation maps ]KLM to its image PQRS. Find the coordinates of point S. The coordinates of point S are ( 2 L 4
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I need help with reaching to correct answers, If there are calculator options how do i enter them. The high lighted answers are what I put but i am only sure of the ones that have only one answer Items produced on an assembly are supposedly normally distributed with a mean of 27 and a standard deviation of 2.5 inches. Given this information what

You are buying produce at the store. You are choosing between potatoes, onions, apples, oranges, and pears. Assume that each item weighs 1 pound, and you plan to buy a total of 17 pounds of produce. How many different combinations of produce can you purchase? (Assume that the store has more than enough of every type of item available.)

please write clearly no cursive Problem 1. Recall that a matrix A is called idempotent if A2 = A. Show that every idempotent matrix A satisfies det(A) = 1 or det(A) = 0
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A drawer contains 5 pairs of green socks, 3 pairs of black socks, and 4 pairs of red socks. All of the pairs are together, meaning that there are not 24 randomly distributed socks, but 12 pairs. You reach into the drawer and pull out 3 pairs of socks without putting any back. A- What is the probability that you get 2 pairs of green socks? Leave

linear algebra question For a fixed constant ce R, define a function Ec : P -> R by Ec(p) = p(c). (This is called the "evaluation at c" function.) (a) (3 points) Show that Ec is a linear transformation. (b) (2 points) What is the dimension of ker(Ec)? (c) (1 point) Polynomials in ker(Ec) all have graphs with a specific geometric property. What is
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quick and correct response for an upvote You are given the information that the vectors 11 and V below are linearly independent. - u = (66, 57, 21) - v = (6, 10, 4) Below, enter '1' for those vectors which complement {u, V} to a basis of R3. - Enter '0' else. D (5, 3, 1) D (12,13,5) D (19,14,5) D (20, 21, 8) D (63, 52, 19) Check
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6. Assume that you will set your production (of products or services) according to the results of a linear programming solution. What else is needed to assure financial success
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An ice cream parlor advertises a special deal. You can get 3 scoops of ice cream for a very low price So, it's possible to have two scoops of vanilla and one scoop of chocolate (but the order of the scoops is still not important). If the ice cream parlor offers 27 flavors, how many different possible combinations of 3 scoops can you make, assuming

Why you think simple random sampling method is the best in a research study? Defend your answer

Question 27 only irve (a) 20, 0vo In (b) 30,000 miles 1 g's? (c) 100,000 miles 27. A hand exerciser utilizes a coiled spring. A force of 89.0 N is kg. required to compress the spring by 0.0191 m. Find the force with needed to compress the spring by 0.0508 m. What is the value of the spring constant for this unit? 28. A mass of 0.75 kg is attached
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A user submits a question regarding a PivotTable they have created. They wish to filter the data within the table according to other criteria in their data. How do they do this? C Insert a Filter for every row and column heading. C Sort the row or column using a sort function C Insert a Slicer into their PivotTable C There is no way to do this
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Find the slope between the points: (4,-3) and (2,2)

1) Find all values of the variable x for which the rational expression is undefined. 7 9x - 90 2) Find all values of the variable x for which the rational expression is undefined. x x - 3 3)Find all values of the variable x for which the rational expression is undefined. x + 17 (x + 5)(x - 6 ) 4) Find all values of the variable x for which the

Simple Interest Find the interest. Principal Rate Time in Months Interest $1000 5.5% 9 The interest is $. (Round to the nearest cent.) Enter your answer in the answer box and then click Check Answer. All parts showing MAR 23 .. esc F1 20 Poo F3 F4 F5 N % w
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7 Step Hypothesis Test:- Question:- Since the financial scandals in the early 2000s, companies have been working to improve their internal audit procedures. A random sample of 180 American companies were surveyed and asked whether or not they plan on increasing the number of internal audit staff in the next year. Of the 180 companies 42 indicated

Two sides of a triangle have lengths 9m and 15 m. The angle between them is increasing at a rate of 2/min. How fast is the length of the third side increasing when the angle between the sides of fixed length is 60? [Hints: (1) Work in radians. (2) Think back to highschool trigonometry and the law of cosines

q5 has 7 points Q5 (7 points Letu - (1, 1 2) and v = (1, 0, 1) a) Find a unit vector that is orthogonal to both u and v. b) Find the orthogonal projection of u onto V. c) Find the vector component of u orthogonal to v
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f(x-h)-f(x) h f(x)=3x 2 Find and simplify the difference quotient for the given function f(x) = 3x 2

Exercises: 1. Let A be the set of students who live within one mile of school and let B be the set of students who walk to classes. Describe the students in each of these sets. a) AnB b) A UB C) A - B d) B - A 2. Suppose that A is the set of sophomores at your school and B is the set of students in discrete mathematics at your school. Express each
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Age Last Headcount Projected Headcount Birthday Number of Projected numbers of Number of numbers of Greater midwives of Rest of NSW midwives of Sydney on Greater on 30/6/2019 Rest of NSW 30/6/2019 Sydney on on 30/6/2024 30/6/2024 15-19 0 0 0 0 20-24 122 120 57 50 25-29 369 332 195 153 30-34 366 456 232 256 35-39 284 363 197 234 40-44 329 293 242
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I have attached the work I submitted and the response from my professor. I am still confused as what I need to correct and why. For the following two hypothesis tests, use the alpha = .05 level of confidence Points Claim: The average age of online students is 32 years old. 1 Ho: H=32 Ha: 23 Sample mean: 30.47826 Sample St. Dev: 9.326743 2
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9) Jeff wins $600,000 (after taxes) in the lottery and decides to invest half of it in a 10-year CD that pays 7.25% interest compounded monthly. He invests the other half in a money market fund that unfortunately turns out to average only 3.2% interest compounded annually over the 10-year period. How much money will he have altogether in the two
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Dr. Sanger conducted a study where volunteers looked at a screen displaying combinations of letters for a fraction of a second and were asked to read the words out loud as quickly as possible. A total of 120 items were presented to subjects, comprising of three types of words: one-third were food-related words (e.g., meat, candy), one-third were

15. A person is standing 75 meters away from a kite and has a spool of string attached to the kite. The kite starts to rise straight up in the air at a rate of 2 m/sec and at the same time the person starts to move towards the kites launch point at a rate of 0.75 m/sec. Is the length string increasing or decreasing after (a) 4 seconds and (b) 20
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1.The residuals from the model fit to data from a designed experiment (circle all the correct answers) a. are independent random variables. b. are always normally distributed. c. always have constant variance. d. none of the above ( a-c ) are true 2. A resolution III fractional factorial design always (circle all the correct answers) a. aliases

Engagement (on a five-point scale, 5 being highest) 5 4 3 4 1 2 3 4 3 1 4 3 4 1 5 3 3 2 5 5 5 2 4 4 5 4 2 5 1 2 Age (in years) 37 34 47 37 25 48 36 50 35 26 25 33 25 37 47 40 36 35 44 39 46 47 27 28 30 35 46 40 29 26 Gender (0=male, 1=female) 1 1 0 1 0 1 1 0 0 1 0 0 0 0 0 1 0 1 1 1 1 0 1 0 1 0 0 1 1 0 A manager is worried that her employees

45 mins Create a Frequency Distribution Table for the given raw data below and cumulate the frequency. SOLVE and Take a picture of your complete solution and upload it to the form below. The following are the scores of 35 students in RBE
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please solve D Question 6 A random signal (X) of 0 or Sis transmitted over a noisy channel. The received signal. Y. is the sum of the sent signal and the noise. where the noise is modelled as a normal Gaussian with u = Q . o = 1.1. The received signal is decoded as 0 forY 5 3.6 and 5 forY =- 3.6. a. What is the probability of error in this
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Activity I My Unforgettable Recreational Activities Experience Direction: Write a reflective essay from your unforgettable experience in doing recreational activities. Do it in the box provided below with at least a minimum of fifty (50) words
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1. Well 1 produced 250 STBD for 6 days at which Well 2 was added to produce 330 STBD for 8 days, and both wells continued to produce (figure below). Given: B,=14RB/STB rw=0.3 ft 1=09 cp k=10md pi 3800 psia h =56t c:=1.8x 107 psi! $=0.2 skin (well 1) = 1 ; skin (well 2) = 3 a) Calculate the radius of investigation for both Wells l'and 2 at the end
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An analyst claims that the average profit of all medium-scale businesses in the provinces is less than the average profit of those that are in Metro Manila by 10,600 pesos. In this regard, the analyst has selected 23 medium-scale businesses from the provinces, which provided a mean profit of 755,392 pesos and a standard deviation of 103.27 pesos.

Using the side-by-side bar chart and/or proportions table, answer the following questions: What percent of those assigned to desipramine relapse? Answer the same question for those assigned to lithium and the placebo. Does it appear that a relationship exists between the type of treatment and relapse? Explain why or why not. If a relationship
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The CEO of a large manufacturing company is curious if there is a difference in productivity level of her warehouse employees based on the region of the country the warehouse is located. She randomly selects 35 employees who work in warehouses on the East Coast (Group 1) and 35 employees who work in warehouses in the Midwest (Group 2) and records

8. A survey was conducted of the NCAA tennis coaches, of which 13 were from Division I schools, 20 were from Division II, and 28 were from Division III schools. The coaches were asked to respond to the question "The Prospective Student Athlete Form on the website contributes very little to the recruiting process". Responses were measured on a

Suppose U(x,y,z) = x4y3z3 and the budget equation is $1200 = $10X + $12Y + $8Z

The system in the figure is a simplified version of a square stamp. The square piston, d2 = 4cm and L 2 = 50cm, inside slides in the opposite direction to the outer square case, d 1 = 8cm and L 1 = 30cm. In between the two cases, a film of SAE-30 oil (15.6 o C) facilitates the motion. A power of 8 kW is administered to the inner case, d 2 , that

Question 1 A sports shop selects a random sample and records the sales of items made in China and those made in America. Country of Origin n Mean Std. Deviation China 50 22.5 9.75 America 33 33.15 11.6 a) What is the SE Mean for the sales from China? [2] b) Calculate a 95% confidence interval for the mean sales amount made in America [4] Question

A political campaign is interested in whether city 1 has less support for raising the minimum wage than city 2. Polls were conducted in the two largest cities in the state about raising the minimum wage. In city 1, a poll of 800 randomly selected voters found that 226 supported raising the minimum wage. In city 2, a poll of 1000 randomly selected

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