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Mathematics Questions and Answers October 04, 2022

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m. Based on the hypothesis test, is there a signicant difference in education level between the males and the females in the sample? If so, in what direction is the gender difference? [1 point total: .5 for each answer)
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2. On the following map, the proposed development is shown in red. What is the information for the longest time path for the proposed development near Brooks, Maine. You should use Google Earth to help determine the information sought. Overland | Overland Overland Channel Channel Distance Slope Flow Cover Distance Slope Coordinates are:
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I have no idea to start. Please detail explain it so that I can understand and study as well. Thanks. Question 5: (16 points) The following figures show the autocorrelation functions of four sets of data. State the corresponding pattern (Trend, Seasonal, stationary - more than one pattern are allowed) and the suitable forecasting method for each
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Please help with the questions below Professor Jennings claims that only 35% of the students at Flora College work while attending school. Dean Renata thinks that the professor has underestimated the number of students with part-time or full-time jobs. A random sample of 83 students shows that 38 have jobs. Do the data indicate that more than 35%
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Perform the indicated operations. Express the answer as a fraction reduced to its lowest terms. 5^3/5^6+ 3^4/ 3^7 Question 46Select one: a. 152/3375 b. 3375/152 c. 2/17 d. 1/8

Suppose that45%of all adults in a certain community are obese and that39%suffer from diabetes. If52%of the adults in this community are obese or suffer from diabetes (or both), what is the probability that a randomly chosen adult in this community is both obese and suffering from diabetes? (in decimal form)

Isabel Briggs Myers was a pioneer in the study of personality types. The personality types are broadly defined according to four main preferences. Do married couples choose similar or different personality types in their mates? The following data give an indication. Similarities and Differences in a Random Sample of 375 Married Couples Number of

Show all your work. Indicate clearly the methods you use, because you will be scored on the correctness of your methods as well as on the accuracy and completeness of your results and explanations. The following histogram shows the distribution of house values in a certain city. The mean of the distribution is$403,000 and the standard deviation
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Forty-two percent of people in a certain country like to cook and 69% of people in the country like toshop, while 21% enjoy both activities. What is the probability that a randomly selected person in the country enjoys cooking or shopping orboth?

Santorio Santorio introduced quantitative measurement into medicine and invented this device: Group of answer choices The stethoscope The metric system The thermoscope, a precursor to the thermometer The syringe

1.Differentiate the following function. h ( v ) = v 7 h' ( v ) 2.Differentiate the following function. y = x 5/6 y' = 3.Differentiate the following function. L ( t ) = 3 s q r t t L' ( t ) = 4.Differentiate the following function. R ( a ) =3/ a 4 R' ( a ) = 5.Differentiate the following function. f ( x ) =9/ x 6 f ' ( x ) = 6.Differentiate the

For the following exercises, find the quantities for the given equation. 1. Find dy dx dt at x = 1 and y = x2 + 3 if = 4. dt\f5. A 10-ft ladder is leaning against a wall. If the top of the ladder slides down the wall at a rate of 2 ft/sec, how fast is the bottom moving along the ground when the bottom of the ladder is 5 ft from the wall? For the
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is assignment assesses your skills/knowledge on identifying polynomial and rational functions, the domain, using the graphical representation of these functions, and hence you will study the behavior- discontinuities, increasing, decreasing and extrema. In real life situations the growth need not be smooth and always increasing or decreasing. The
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Hi I need help with this question. Thanks! 9 In how many ways can 9 different pizza toppings be chosen from 21 available toppings? There are :] ways to choose pizza toppings. Add Work > Next
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find the work done H webassignnet \"Z. V Examka-MTH 26... i' . Z ' ': ' 1 '1 C i'iil.'l':il' l'. 7.7.7.. Z" QUESTION SUNJUL 19,2020 11:59 PM EDT TOTAL SCORE POINTS /1 0/1 0/1 1/3 /1 0/1 1/1 /1 v 2/10 % Assignment Submission 81 Scoring Assignment Submission For this assignment, you submit answers by question parts. The number of submissions
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1.Un recipiente con varios lquidos se conecta con un tubo en U, como se ve en la figura. Para las gravedades especficas y alturas de columna indicadas, calcule la presin manomtrica en A . Tambin determine la altura de una columna de mercurio que causara la misma presin en A .

If the expected number of arrivals per hour into the queue is 3.2 and the average of customers served is 18.6 per hour, then calculate the number of customers in the syste,. Please round to two decimal places.

Scenario: Imagine you are a researcher who is interested in studying whether sleep deprivation leads to increased reaction times ( i.e., being slower ) when driving. You ramdomly select a sample of 30 licensed drivers. 15 participants are randomly assigned to get 5 hours of sleep for 3 consecutive nights. The other 15 participants are ramdomly

Round to the nearest hundredth (two decimal places). 94.624

What are the zeros of the equation y + 9x = x^3 ? (3, 0) (0, -3) (0, 0), (3, 0) and (-3, 0) (0, 3), (-3, 0) and (9, 0) (0, 0), (0, 9) and (0, -9)

ith a fixed ladder, the minimum perpendicular clearance between steps, rungs, or cleats and any obstruction behind the ladder is: 6 inches or 4.5 inches for an elevator pit 10 inches 7 inches or 4.5 inches for an elevator pit 8 inches or 4.5 inches for an elevator pit

How do I describe variability and dispersion for a chart about crimes. How would I describe the measures of variability and dispersion?

David and Jane are married.The probability that David watches Brooklyn Nine-Nine on Thursday night is 0.40.The probability that Jane watches Brooklyn Nine-Nine on Thursday night is 0.50.The probability that David watches Brooklyn Nine-Nine given that Jane watches the show is 0.70.Find the probability that Jane does NOT watch Brooklyn Nine-Nine

1- A scatter plot can be constructed with which of the following types ofvariables? A. The independent variable is qualitative and the dependent variable is quantitative. B. The independent and the dependent variables are qualitative. C. The independent and the dependent variables are quantitative. D. The independent variable is quantitative and

Chapter 17 Auditors' Reports True / False Questions 1. Audit reports should be dated as the date on which sufficient appropriate audit evidence has been collected. TrueFalse

A small delicatessen is operated by one person. The arrival pattern of customers appears to follow a Poisson distribution, with a mean arrival rate of 10 per hour. Customers are served on a first-come-first-served basis, and the time it takes to serve a customer is estimated to be exponentially distributed, with an average service time of 4

What is the value of g(h(x)) when g(x) = -3x and h(x) = 2x + 4 when x = -1? -8 -6 2 8 18

Calculate the child dose/ ..adult dose 75 mg of tamiflu 11 year old child. Calculate the child's age /..1000mg adult, 600mg child

QUESTION # 01 Marks distribution is as follows: Originality of thought: 2 Critical examination: 2 Coherence and References: 1 Q) A critical assumption of the exploratory factor analysis (EFA) is that it is only appropriate for sets of non-nominal items which theoretically belong toreflective latentfactors. Why is it so explain briefly? QUESTION #

could someone please help me with the following? thanks! Apply the Central Limit Theorem for Sample Means Let X represent the full height of a certain species of tree. Assume that X has a normal probability distribution with mean 172 ft and standard deviation 29 ft. You intend to obtain a random sample of n = 40 trees and compute the sample mean.
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Which feature of this depiction represents the transformation of Christ as a divine figure? A mosaic inside a half dome. Christ, with a cruciform halo, is at center, surrounded by an almond-shaped field. 5 figures, 2 standing and 3 crouched, surround Christ. the mandorla the cross in the border above his head the tesserae the hieratic style

When you solve a nonlinear optimization model with the GRG or Evolutionary Method, Solver always finds the best possible solution that exists among all feasible options. For the models that we have solved in class, you can think of the best solution as the one that produces the highest possible profit. Group of answer choices True False

1.You have a deck of 52 cards.What is the probability that the first card selected is a spade (13 spades in the deck) and the second card is a spade if a.The card selection is without replacement b.The card selection is with replacement

The average life for an SBA-guaranteed business loan is _______ years. Group of answer choices 18 25 t12 15 eight

with my numbers 0.0 0.3214 0.3572 0.3648 0.3995 how would graph a look like

Out of 300 people sampled, 264 had kids. Based on this, construct a 90% confidence interval for the true population proportion of people with kids. Give your answers as decimals, to three places

Listed below are the 35 members of the Metro Toledo Automobile Dealers Association. We would like to estimate the mean revenue from dealer service departments. The members are identified by numbering them 00 through 34. a. We want to select a random sample of five dealers. The random numbers are: 30, 96, 45, 1, 69, 77, 16, 25, 20, 87, 71, and 20.
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1. o /2 points StatsByLO1 1.1A.005. I} My Notes 0 Ask Your Teacher The housing industry has been bouncing back in recent years due to improvements in the economy. In a random sample of 25 homes in a particular Michigan city, the mean selling price from the sample was $168,000. (a) The purpose of the statement "the mean selling price from the
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Given a list of n points (i, yo) E R with distinct x; values, it is sometimes necessary to find a polynomial curve p(x) E Pn-1 (R) passing through all the points. One method to do so, uses linear algebra as follows. (We will learn another method, called Lagrange interpolation, later in the course.) Consider an arbitrary polynomial p(x) = a + aix +
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Exercise 1 : A research team is willing to assume that systolic blood pressures in a certain population of males are approximately normally distributed with a standard deviation of 16. A simple random sample of 64 males from the population had a mean systolic blood pressure reading of 133. At the .05 level of significance. Do these data provide

Please help if you can. I got the answer to part a) as 47C and 40C but don't know how to do part b. Thanks! 1.53 Consider a surface-mount type transistor on a circuit board whose temperature is maintained at 35C. Air at 20C ows over the upper surface of dimensions 4 mm x 8 mm with a convection coefcient of 50 Wl'm2 - K. Three wire leads, each of
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SOMEONE PLEASE SOLVE I A sample of employees of Worldwide Enterprises is to be surveyed about a new health care plan. The employees are classified as follows: I What is the probability that the first person selected is: 0 either in maintenance or a secretary? 0 not in management? I Draw a Venn diagram illustrating your answers to part (a). I Are
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The method by which you arrive at an answer is as important as the answer itself. Therefore, a portion of your grade for the homework is based on showing your work. It is not sufficient to simply provide the answer. Further, if you make an assumption, clearly state it. (10 points) Let v = g(x) = 3x + 5y and w = x + 2y = h(x, y). f(x, y) is given

1. prove for 1+cot^2 =csc^2 2. verify for the identity cos x /1 - sin x = 1 + sin x / cos x 3. is the equation an identity s 2x = 1-2sin 2 x

If wind shear is encountered during takeoff after V1, then

Graph y equals negative one half x plus 2y= 1 2x+2

___________ are available with different pin lengths or number of blades, and can be used to de-shed many different breeds. They work well on dogs with heavy coats and can be used on wet or dry hair. a. Shedding blades b. Undercoat rakes c. V-rakes d. Carding knives

How many points are needed to define a line? How many noncollinear points are needed to define a plane

List the elements of the set. (Enter your answers as a comma-separated list.) A = {x | x is a prime less than 42} A =

With 90% confidence, for sample mean 345.50, sample standard deviation 10.00, and sample size 35, what is the upper confidence limit with 2 decimal places?

David and Jane are married.The probability that David watches Brooklyn Nine-Nine on Thursday night is 0.40.The probability that Jane watches Brooklyn Nine-Nine on Thursday night is 0.50.The probability that David watches Brooklyn Nine-Nine given that Jane watches the show is 0.70. Find the probability that either David or Jane watch the show.

Suppose Allen loses 58% of his air hockey games. (a)What is the probability that Allen loses two air hockey games in a row? (b)What is the probability that Allen loses five air hockey games in a row? Assume that each game played is independent of the rest.

If X is a normal random variable with a mean of 15 and a standard deviation of 3, then P(X = 18)

Suppose that Nintendo would like to test the hypothesis that a difference exists in the average age of users of aWii, aPlayStation, or an Xbox console game. The following data represent the age of a random sample ofWii, PlayStation, and Xbox users. Wii PlayStation Xbox 37 26 31 31 21 20 47 24 38 29 24 31 36 25 30 What is the sum of squares between

Heather deposited $1,700 at her local credit union in a savings account at the rate of 9.8% paid as simple interest. She will earn interest once a year for the next 13 years. If she were to make no additional deposits or withdrawals, how much money would the credit union owe Heather in 13 years? $5,731.65 O $266.60 $1,882.93 $3,865.80

When would working with machinery be a common type of caught-in and caught-between hazard? Select the best option. When working beneath a suspended load When working with unguarded moving parts When working at night When working in an area with stagnant water

Gabriel is running a race. The function f(x) = a|x 20| represents his distance in miles from the water stop, where x is minutes. The graph of f includes the point (10, 1). Which of the following is true? A. The y-intercept represents the time Gabriel passes the water stop B. The vertex of the graph represents the time Gabriel passes the water

You can generate data from a bivariate normal distrubution using the MASS package using the following code: Sigma % set Names(c( "x" , "y" )) And you can make a quick plot using plot(dat). Using an approach similar to that used in the previous exercise, let's estimate the conditional expectations and make a plot. Part of the code has again been

Use the binomial distribution n=20,pie=5 to compare accuracy of the normal approximation to the binomial. a) Compute the exact probabilities and corresponding normal approximations for y <5 b) The normal approximation can be improved slightly by taking p(y < or=4.5). why should this help? c)Compute the exact probabilities and corresponding normal

11. The following diagram represents a nuclear reaction. In this reaction, a neutron hits a nucleus of uranium-235, and new isotopes are formed neutron fission product zirconium-94 neutron O neutron uranium-235 fission nucleus product tellurium-139 neutron a. Indicate whether the reaction is an example of nuclear fission or nuclear fusion. Provide
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5 Suppose you have 50 observations of dependent variable y and covariates 371, $2, :53 and you Wish to perform variable selection. Use the SSE output in Table 1 to answer the following questions. Table 1: Residual Sum of Squares (SSE) Table for Q5 Model SSE Intercept only 35.16 1131 1154 $2 35.06 2:3 34.32 331 , 3'52 1153 $1 3 $3 1092 332, 3'53
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(1 point) Match the third order linear equations with their fundamental solution sets. 1 . ty" - y" = 0 2. y"" + 3y" + 3y' ty=0 3. y"" + y' = 0 4. y" - 8y" + 15y' = 0 5. y" - 4y" +y' - 4y =0 6. y" - y" - y' ty=0 A. {ett, cos(t), sin(t) } B. {1, t, t3] C. {1, cos(t), sin(t)} D. {et, tet, e-} E. {ert, tet, the t} F. {1, e3t, e5ty
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In Major League Baseball, excluding the wildcard round, a total of & teams participate in the postseason playoffs. Teams pair up each round to play against each other. The winner of each round goes on to play another winning team. In each round, the losing team Is eliminated from the playoffs. Discuss the features of the graph that models the
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fi. The denvative of a function f at a number a denoted by '(a), is f[_'a:| = limm M ho st h if this limit exists. Sketch f (x) =x* and draw a representation that shows the relationship between '(a), (a+h) and f(a). Explain how your illustration represents the definition of the derivative a function at a number 3
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Please show work. Complete on notebook ( if possible ) (0 6) (10 points) The probability that CAMERA WORLD (A) will have a discount on film developing during a week is 0.2 and the probability that PHOTO MART (B) will have a discount is 0.32. Also, if CAMERA WORLD has a discount during a week, then PHOTO MART will have it with the probability of
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under weight? 2 7.5 Suppose that diastolic blood pressure in hypertensive women centers about of mean 100 mmlg with standard deviation 14 mmlg is normally distributed. Find the probability that a women randomly selected from this population will have: (i) A diastolic blood pressure less than 88 mmHg. (ii) A pressure between 96 and 104. (iii) The
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Show full workings A company 1s using linear programming to determine the optimal production mix for two products. A and B. The objective i1s to maximize profit. The original linear programming problem 1s as follows: Maximize Z =3A + 5B subject to: (1) 2ZA+B
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Answers Name: Exponential Functions practice a Problems 1-6 Match each graph to its corresponding equation. State whether each function represents exponential growth or decay. 1. f(x) = 0.9x 2. f (x) = e0.8x Growth or Decay? Growth or Decay? 3. f(x) = 15x 4. f(x) =( ) Growth or Decay? Growth or Decay? 5. f(x) = 1.4x 6. f (x) = e 4 Growth or Decay?
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Martin loves getting fresh spring rolls wherever he travels. He finds them in every major city that he has visited. Spring rolls are an example of what type of cuisine? regional cuisine global cuisine traditional cuisine fusion cuisine

In an effort to maintain the highest possible passenger experience level, an airline wants to investigate if the percentage of its delayed flights are below 6.07%. To do hypothesis testing, an analyst randomly selects 451 flights and realizes that the 3.99% of them had delays. With a 5% significance level for the test, the company will not reject

Decide whether the two sequences of operations will give the same results. Squaring a number, then multiplying it by 6, multiplying a number by 6 and then squaring that product. Will the two sequences of operations always give the same results? Yes O NO

without simplifying, write an equation that can serv to estimate the initial rate of change of y=x^2 in x=-3

Answer the questions concisely and accurately as if you are working with students. 1. A student is working with measurements and writes the following proportion. 121=560 How would you help her? 2. A student claims that if prices in a store can increase 120%, then a candidate should be able to receive 120% of the votes in an election. How do you

2. Rx. Dilantin 125 mg/5 mL susp #8 fl oz i tsp po t.i.d a. Indications: _____________________________________________________ b. How many mg of the drug the patient will take each day? _______________________ c. How many days will this supply last

In discussing the superposition solution, Glicksman argued in his book (p49) that "the linearity of the diffusion equation permits the use of superposition to produce new solutions for different geometric arrangement of the sources", while Shewmon argued in his book (p19) that "the fact that there is solute in the adjacent slices does not in any

theta = pi/3 Use the conversion rules to express x and y in terms of r. You should have two equations after this step

Consider the probability distribution shown below. x 0 1 2 P ( x ) 0.05 0.20 0.75 Compute the expected value of the distribution. (Enter a number.) Compute the standard deviation of the distribution. (Enter a number. Round your answer to four decimal places.)

1. A random sample of2,500workers is taken from the population of 15,000 workers in a company, for which the proportion of females is 0.6. Find the standard error of sampling distribution of proportion of female workers. 2. The safety officers of a mining company take a simple random sampleof500employees and finds that15% of the sampled employees

Mercedes makes two maps: Map A: an equirectangular projection with standard parallel ?1 based on a globe of radius 1. Map B: a Mercator simulation according to Method CARd.24 On each map, Mercedes draws a rectangle with vertical and horizontal edges, with opposite corners at Latimer, Ontario (at 44.361480? N, 76.511020? W) and Panama City, Panama
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e - The probability that a randomly selected teenager watched a rented video at least once during a week was 0.7. What is the probability that at least 6 teenagers in a group of 8 watched a rented movie at least once last week? (Round your answer to four decimal places.) P(X = 6) = Need Help? |[LResait |
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Please help with the question below A person with a cough is a persona non grata on airplanes, elevators, or at the theater. In theaters especially, the irritation level rises with each muffled explosion. According to Dr. Brian Carlin, a Pittsburgh pulmonologist, in any large audience you'll hear about 8 coughs per minute. (a) Let r = number of
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Table: Economic Dynamism of Middle Income Countries 25.8057 37.4511 51.915 43.6952 47.8506 43.7178 58.0767 41.1648 38.0793 37.7251 39.6553 42.0265 48.6159 43.8555 49.1361 61.9281 41.9543 44.9346 46.0521 48.3652 43.6252 50.9866 59.1724 39.6282 33.6074 21.6643 Countries that are considered high-income have a mean economic dynamism of 60.29. Do the
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What's is the answer Complete the equation by selecting the correct operators from the drop-down menus. h = 8 X A + B X D + B 1 64
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At a recent graduation at a naval flight school, 18 Marines, 10 members of the Navy, and 3 members of the Coast Guard got their wings. Choose 3 pilots at random to feature on a training brochure. Find the probability that there will be: a.) 1 of each. b.) 0 members of the Navy. c.) 3 Marines. How would I solve parts A,B, and C ?

Which of the following types of land interests is subject to the Rule Against Perpetuities? a. Executory interest b. Vested remainder c. Vested remainder subject to complete divestment d. Vested remainder subject to partial divestment

Un pescador sale de su puerto base y nabega en direccin N70 O. Viaja 30 minutos y llega a Egg Island. Al da sigue in te navega al N 10E durante 50 minutos y llega a Forest Island. A) encuentre la distancia entre el puerto base del pescador y Forest Island. B) Encuentre el rumbo de Forest Island de regreso a su puerto base

Which of the following parenteral dosage forms can be administered by the IV route? Question 17 options: a. Aqueous solutions b. Suspensions c. Fat emulsions a and b a and c

In a recent poll, 400 people were asked if they liked dogs, and 91% said they did. Find the Margin of Error for this poll, at the 95% confidence level. Give your answer to four decimal places if possible.

The number of tickets purchased by an individual for Beckham College's holiday music festival is a uniformly distributed random variable ranging from 4 to 10. Find the mean and standard deviation of this random variable. (Round your answers to 2 decimal places.) I have found the mean. I need help finding the standard deviation and an explanation,

David and Jane are married.The probability that David watches Brooklyn Nine-Nine on Thursday night is 0.40.The probability that Jane watches Brooklyn Nine-Nine on Thursday night is 0.50.The probability that David watches Brooklyn Nine-Nine given that Jane watches the show is 0.70. Find the probability that both David and Jane watch the show.(

The physical plant at the main campus of a large state university recieves daily requests to replace florecent lightbulbs. The distribution of the number of daily requests is bell-shaped and has a mean of 38 and a standard deviation of 10. Using the 68-95-99.7 rule, what is the approximate percentage of lightbulb replacement requests numbering

6) The weight of a USB flash drive is 30 grams and is normally distributed. Periodically, quality control inspectors at Dallas Flash Drives randomly select a sample of 17 USB flash drives. If the mean weight of the USB flash drives is too heavy or too light, the machinery is shut down for adjustment. Consider the null and alternative hypotheses

Hello see attached picture given data 2,5,3,6,5,4,2,5,36,5,2,5,8,2,3 a . Calculate five number summary. b. Calculate standard deviation and variance. c. Calculate all quartiles and limit for outliers. d. Find box plot of the data. e. Remove outliers and calculate again all values. f. describe about distribution in details.

The shape on the left is translated to the shape on the right. Shape M N O P Q R S is translated 6 units to the right. Which statement about the transformation is true? The name of the shape on the right is M N O P Q R S prime because it is the image of the shape on the left. The name of the shape on the right is M N O P Q R S prime because it is

Find the quotient and express as a simplified rational expression: 9x^3 divided by x^2+4, x not equal to 2, 0 -4 12x-24 x-2

Along with making numbers in your data understandable and relatable to your audience, what else must you do? Question 1Answer a. Clearly communicate the impact of the numbers. b. Clearly explain what the numbers mean. c. Clearly connect the numbers to your audience's interest

Read each definition and select the corresponding word 1. Es una persona que interpreta y evala una obra. 2. Es un evento en que se exhiben obras de arte. Response area 3. Es un cuadro o dibujo en el que se ve representado el mismo artista que lo hizo. 4. Es un color que se puede formar cuando se mezcla rojo con amarillo. Response area 5. Es la

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