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Mathematics Questions and Answers October 13, 2021

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Lessons FLVS (05.01 MC) In ADEF, what is the length of segment DF? E 60 27 O 54 0 18 3 O 27 2 Previous Question Question 1 (Answered) O m W IVC\f
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A simple random sample of 27 27 filtered100-mm cigarettes is obtained from a normally distributedpopulation, and the tar content of each cigarette is measured. The sample has a standard deviation of 0.16 0.16 mg. Use a 0.05 0.05 significance level to test the claim that the tar content of filtered100-mm cigarettes has a standard deviation

Write in scientific notation. 482 comma 220 comma 000

A study has a sample mean of 35, and a sample size of 49.The population standard deviation deviation is known to be 6.What is the 90%confidence interval? a.(34.80, 35.20) b.(33.59, 36.41) c.(47.30, 50.70) d.(33.56, 36.44)

Solve this question for me "Kelle Rabbit "Used GeoGebra to draw a function, f, its derivative, f ', and its double derivative, f". See figure below. Which graph is f, which graph is f ' and which graph is f ' '? Justify the answer. *................ p(x) q(x) .mmmmmm mom r(x )
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Modern Algebra: Finitely generated abelian groups Exercise 12. Let ( 91 , 2 2, (3, 24 ) be a basis of a free abelian group A, and Ba subgroup generated By 61, 62, 63 , where\f
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Researchers carry out a t test ofH0:=0against a two-sided alternative hypothesis.They find a test statistic oft=2.34and a p -valueof 0.044.If they instead carried out the test with the alternative hypothesisH0:>0, what would be the p -valueof the test? 0.022 0.044 0.05 0.088 0.978

ACTIVITY 4 (Enrichment ) Solve the following problem. (Use a separate sheet for your solution) Find an equation of the tangent line to the curve y = 3x3 - 4xat the point and parallel to the line 2x - y - 3 = 0. Support your answer by doing the following steps: a. Sketch the graph of the functions y = 3x2 - 4xand 2x -y - 6 = 0 on the same
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Find the maximum rate of change of fat the given point and the direction in which it occurs. For, if) = 4 siHW), {0, 2) maximum rate of change direction vector
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Please solve Given the sets U = { 4, 8, 12, 16 } A = { 4, 8, 12 } B = { 8, 12, 16 } Find each of the following: a. n(A) = _______ b. a subset of B _____________ c. B= __________________ d. A B = ___________________________ e. A B = ____________________

(a) Let 09 - 09 CT A = which has characteristic polynomial CA(x) = -(x - 2)'(x - 5). (i) From the polynomial CA() alone, what can one say about the geometric multiplicities of the eigenvalues 2 and 5? Be as specific as you can. (ii) Now find a basis for the eigenspace associated to the eigenvalue 2, and hence give the geometric multiplicity of
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Consider the objective function f(v)=(1v)2f(v)=(1v)2 for a scalar variable vv. Using first and second derivatives confirm or reject that ff is convex. If you reject convexity everywhere, please specify for which values of vv that f(v)f(v) is not convex.

Hiya, I'm confused which one is the answer. Consider the differential equation "(t) + (t) = cos(t). What is an appropriate ansatz to use for the particular integral? at cos(t) + Bsin(t) one + B o at cos(t) + t sin(t) o at cos(t) o a cos(t) o a cos(t) + Bsin(t)
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Answer 12 to 19 answer 22 to 23 G Classroom | Google for Education X Chapter 9.4 Homework X 4Igp09ebd.pdf X docs.google.com/a/gdoe.net/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxzc2hzZ2VvfGd40jUxNjYyZDA2MWU2MzJINmY PDF Igp09ebd.pdf Open with PRACTICE AND APPLICATIONS 4 STUDENT HELP Xy USING ALGEBRA Find the value of each variable. Extra
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A drug manufacturer is investigating if the drug content in their pills differs between two manufacturing locations: Site 1 and Site 2. Use subscripts 1 and 2 to refer to Site 1 and Site 2, respectively. Site 1 Site 2 Mean 89 mg 89.5 mg Standard deviation 3 mg 7 mg Sample size 25 25 Construct the correct null and alternate hypotheses. You will use

For questions 1-6, use the following information. A researcher wanted to investigate if making a to- \f\f\f\f\f\fmaking a to-do list and the time at which people wake up have an effect on how productive people are during the day. The researcher recruited 20 people to participate in their study. They randomly assigned participants to one of the
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Topic: Finding the probability of union of two or more events. references: see attached photos. i will also put the the link of the file on the comment section for clear copy. answer this with explanation so that i can also learn. thank you so much! U Multiple Choice Answer the following by choosing the letter of the correct answer. 1. A diagram
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hi this is the question i'm stuck on and need help A random variable X is not normally distributed. It has a mean of 33 and a standard deviation of 6. a) If you take a sample of size 12, can you say what the shape of the sampling distribution for the sample mean is? Why or why not? Check all that apply. population is normal Do is known On is less
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Which of the following statements is true? Intervention = dependent variable, while response = independent variable Intervention = defined variable, while response = undefined variable Intervention = unknown variable, while response = known variable Intervention = independent variable, while response = dependent variable

Hirsch & Vogel Medical Company operates retail pharmacies in Manitoba and Saskatchewan. Recently, the company's internal audit department selected a random sample of 10 prescriptions issued throughout the system. The objective of the sampling was to estimate the average dollar value of all prescriptions issued by the company. The sampling resulted

50 (1 point) She bought **a** few new dresses for the party. Question 50 options: preposition interjection conjunction article/determiner/quantifier pronoun

After running a single sample statistical procedure in SPSS, you find that the probability value (Sig.) given by SPSS is .062. Given that you've adopted a criterion probability value of .05, you should Question 40 options: a. reject the null hypothesis b. fail to reject the null hypothesis c. redo the analysis using a different statistical

Can you help me to understand how to calculate the volume of a sphere? Please give an example.

What are the degrees of freedom on the t distribution when you do an confidence interval or a hypothesis test for a population mean? Group of answer choices None of these n-1 n n+1

For the National Cranberry Case, how much truck waiting time (expressed in units of truck-hours) is saved by converting one dry bin (250 bbl) to wet storage

What is the largest n for which one can solve in one second a problem that requires (log(n)) 2 elementary operations, where each elementary operation is carried out in 10 -12 second? Select one: a. (2 10 ) 6 b. 2 10(to the power 6) c. 2 10(to the power 24) d. 10 24 e. 10 6

part C. was cut off the attached image: c. Determine the coefficient of multiple determination, adjusted for the degree of freedom. (round your answer to 3 decimal places.)coefficient of multiple determination: thank you for your help. 2 Exercise 14-6 (Algo) (LO14-2) Consider the ANOVA table that follows. 25 Analysis of Variance points Source OF
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A community employs 87 full-time faculty members. To gain the faculty's opinions about an upcoming building project, the college president wishes to obtain a simple random sample that will consist of 9 faculty membersHe numbers the faculty from 1 to 87. Complete parts (a) and (b) below

2) A plane flies for 3 hours on a bearing of 165 degrees at 200 mph. The plane then turns and flies @ hours on a bearing of 255 degrees at 250 mph. How far is the plane from its starting point? Draw and label your picture
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an the following function. f(x) = -2:ir2 4x + 4 I. Find the coordinates of the y-interoept and the x-intercept(s). if they exist. Your answers must be in simplied radical form, if possible [5 marks]. 3. Write the equation in the vertex form by completing the square, and nd the coordinates of the vertex of the graph of the function [4 marks :. Is
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Please help (1 point) Cora wants to determine a 80 percent confidence interval for the true proportion of high school students in the area who attend their home basketball games. How large of a sample must she have to get a margin of error less than 0.04? [Note that you don't have an estimate for p*!] [Round to the smallest integer that works. ] n
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1. Find the quotient and remainder using long division. Ears4x4 +Jc2 3x+5 x3+2 Quotient: Remainder
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The following table lists the number of passengers who were on a cruise ship that sank and the number of passengers who survived, according to class 01 ticket. Use this infom'lalion to complete parts (a) through (g). Children Worn en E Tulals 0n Survived 0n Survived 0n Survived 0n Survived I Class B B 145 141 177 58 330 207 ll Class 26 26 166 74
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thank you much needed Jnit-3-EvaluatemyUnit 6203% 20Evaluation%20(printablexx 20format).pdf 10 100% 48. Find the slope of the line PQ : P (5, -1) , Q (10. -6) am=1 b. m = 2 c. m = - 2 d. m = -1 49. In question 48, tell the direction of the slant (up to the right, down to the right, horizontal, or vertical). a. vertical b. up to the right c.
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Discussion X + X C https://lawsonstate.blackboard.com/ultra/courses/_117929_1/outline/discussion/_9890878_1?view=discussion... A" G . .. X View Discussion Please read the following questions and reply to which essay prompt will be answered for Paper #2. ONLY PICK ONE FROM THE BELOW OPTIONS. Again, only reply with which prompt will be discussed.
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Which of the following statements about the printmaking process of lithography is NOT true? The lithographic printing process works on the principle that grease and water repel each other. The image is carved into the stone surface using a carving tool. The image is drawn on the surface of the stone using a greasy crayon. The artist uses a mixture

Sketch a graph of a function f(x) that has the following properties a. f(x) is continuous and differentiable everywhere except at x = 3, where it has a vertical asymptote b. f(x) has a horizontal asymptote of y = 1 c. f(2) = 0 d. f(0) = 4 e. f (x) > 0 on the interval (, 3) (3, 2) f. f (x) < 0 on the interval (2, ) g. f (2) = 0 h. f (x) > 0 on the

he distance measured in some research is approximately equal to 1.376 times 10 Superscript 8 km. Write this in decimal notation

have you ever wondered how many squares are there in a chessboard? the figure on the left is a 3 byb 3 square composed of 14 squares

Use SPSS to answer the following question.You must provide sufficient evidence what equations did you use in your model? Monthly rent at an apartment complex is $500. Operating costs follow a normal distribution with a mean of $15000 and a standard deviation of $300 (minimum of 0). The number of apartments rented follow a triangular distribution

The below tough questions are to be tackled URGENTLY!! 1.Determine the value for z whereX(z)=0. Explain 2.Solve forlimzX(z) given that the value of x(n) is causal. 3.Students were a sent in a flower field and were asked to pick those flowers desirable in their eyes. Each flower would then be used to represent the whole population. Which method of

Purchase and Rate & Term Refinance Eligibility : 90% LTV to $1,000,000 - (SFR only, min loan $150k, 700 credit score required, DTI may not exceed 43%, interest only not permitted) 85% LTV to $1,000,000 - (SFR only, min loan $150k ,680 credit score required) 80% LTV to $1,500,000 - (680 credit score required) 75% LTV to $2,000,000 - (680 credit

Let A be an order 4 square matrix where a1 = and a2 = are the first and second columns of A, respectively. Suppose the nullspace -3 3 a13 a14 a23 a24 of A is spanned by Then the third and forth columns of A are a3 = and a4 = , respectively, where a33 a34 a43 a44 13 = 1 a14 = 2 a23 3 a24 = 4 a33 5 034 = 6 a43 = 7 a44 8 Leave your answer to the
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I need explanation and a breakdown of the calculation. Thank you. An insurance company found that 2.5% of male drivers between the ages of 18 and 25 are involved in serious accidents annually. Assume every such accident costs the insurance company $65,000 and that a driver can only have one of these accidents in a year. a)If the company charges

could you please Answer this question. 8. Find an equation of the curve that satisfies dy/ da = 4x3y and whose y-intercept is 7
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Identify if the following are Experiments or Interviews Distributing the checklist on the favorite bag of the Grade 2 pupils Answer 1 Choose... Asking the teachers which method of teaching is effective. Answer 2 Choose... Using the baking soda in cleaning the comfort room Answer 3 Choose... Cooking the banana leaves to cure foot disease Answer 4

these are the selection choices : 1 -/4 POINTS TANAPCALCBR10 8.3.003. MY NOTES ASK Y Find the critical point of the function. Then use the second derivative test to classify the nature of this point, if possible. (If an answer does not exist, enter DNE.) F ( x, y) = x2 - y2 - 8x+ 6y+ 2 critical point ( x, y ) = classification ---Select--- C
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Which of the following are characteristics of parametric analysis? select all that apply. a. distribution-free analysis b. does not rely on assumption about the shape of the probability distribution from which the data is drawn c. typically assumes conformance of the data to an underlying distribution d. distribution analysis

When Umbrosia spent 20 minutes on the elliptical trainer and then did circuit training for 25 minutes, her fitness app said she burned 495 calories. When she spent 25 minutes on the elliptical trainer and 25 minutes circuit training she burned 550 calories. Solve the system: 20e + 25c - 495 25e + 25c - 550 for e , the number of calories she burned
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M N In the Figure, ASAM = AREN 41 370 34. Find the value of x. 23 1120 E 3x + 5y 310 A S 26 (16x) Find the value of y. R
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can someone explain this i need help asap pleaseee he measure of ZRST can be represented by the What is mZRST in degrees pression (6x + 12). O 78 84 C O 120 T 156 R 78 (3x - 12) S
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6 Exercise 13-30 (Algo) (LO13-5) 25 On the first statistics exam, the coefficient of determination between the hours studied and the grade earned was 74%. The standard points error of estimate was 9. There were 22 students in the class. Develop an ANOVA table for the regression analysis of hours studied as a predictor of the grade earned on the
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Help fill in the ones I didn't do or correct me if I did any wrong please and thank u 1. A. Name a line parallel to KI. H F B. Name a line skew to Ki. G J C. Name a plane parallel to plane KIJ. HFG plane D. Name a line parallel to plane GJI. K E. What is a difference between parallel lines and skew lines? (U4L 1 or IXL G-D. 1 & IXL G-D.3) 2. A.
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1 Determine the exact value of sec (-135 ) if the answer is undefined write "undefined" a sin (a) ?Determine the exact value of 3cot (150* ) + 2sec (150* ) if the answer is undefined write "undefined" b a a sin (a) DO
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Hi, I only need help with the 3rd part please. It would be very appreciated. Description An organization is interested in conducting a study of the factors that help explain absenteeism among its production employees. After reviewing the literature on absenteeism and interviewing several employees and production supervisors, a researcher in charge
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This is concerning DAT 520 Problem Set 6 from SNHU. In the homework, it asks to calculate d and f using the dataset. How do you use the Mopps with Commas dataset to calculate d and f?

Hi, I needed help with this Thank you Directions: Perfrom an appropriate significance test to determine whether or not the average number of polys in the treatment group (Group 2) is less than the average number of polyps in the placebo group (Group 1). 1. When the analysis was performed, the test statistic is t=3.646, and the p-value is 0.003 a.
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kinkindly answer all parts coz they link to each other (b) Let X" and Y be finite sets. For each of the following, give the answer and a brief explanation. (i) What is the cardinality of the cartesian product X x Y? [2 marks] (ii) How many relations are there on X? [2 marks] (iii) What is the cardinality of the powerset P(X)? [2 marks] (c) Give
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The probability density function Of the random variable is shown in the table below: The probability density function of the random variable is shown in the table below: 5 4 2 1- X 1/7 2/7 2/7 1/7 1/7 (f(x 1. Find the probability density function of the random variable Y = X 2. Calculate the expected value of Y. 3. Calculate the variance of Y
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Could I receive some help with this question, please? Question 3: Directions: Using the graph below, answer question parts 3A - 3D. 3A) Determine when the function is increasing, decreasing, and constant, if at all. 3B) Determine both the domain and range. Domain: Range: 3C) Determine the value(s) of x where the function has a global maximum and
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Tutorial Exercise Use the graph of f to describe the transformation that yields the graph of g. f(X) - 13 , g(X) = 13 x + 3 Step 1 Rewrite the function g in terms of function f. g (x) = f Submit Skip (you cannot come back)
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here is the link to the excel worksheet. You will need to copy and paste. https://docs.google.com/spreadsheets/d/1a81N8gbbGnlBsUMBAqI6nKTPsd1rLoIp4IUNvi6sKAc/edit?usp=sharing a) What is the probability that the employee is from the 25 - 54 age group given that the work is full-time? b) What is the probability that the work is full-time and the
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1) H0 :=9.5 H1 : 9.5 A) Left-tailed,x 2) H0 :p=0.86 H1 : p > 0.86 A) Right-tailed,p Provide an appropriate response. B) Two-tailed,x B) Right-tailed, p C) Two-tailed, C) Left-tailed,p C) explanatory D) Right-tailed, D) Left-tailed, p D) conditional 3) The ______________ hypothesis contains the "=" sign.A) alternative B) null 4) A hypothesis test

use excel Can you please show the work on excel a.) Make a claim about the mean from the continuous data b.) Make a claim about the mean from the discrete data c.) Make a claim about one of the standard deviations d.) Make a claim about Goodness of fit claim for the categorical data test each of your claims using a level of significance of .05
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On the Breach REport form, in section5, when you mark one of the areas that contain Sub-questions, the questions do not need to be answered. True or False

Draw a Venn diagram of (B\C) What does this symbol represent \ I have only started studying sets

1. Consider the matrix 2 2 -1 A = 3 6 5 0 1 2 1 2 (A) [5 points] Find a basis for row (A), then write the subspace row( A). (B) [5 points] Find a basis for null(A), then write the subspace null(A).2. Consider the matrix A in Question 1. (A) [5 points] Find a basis for 001(A), then write the subspace col(A). (B) [5 points] Verify the rank-nullity
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How much will full a tank if 2/3 equals to 24 litres?

math 79 linear algebra Question 8, 1.2.43 HW Score: 0%, 0 of 15 points Save O Points: 0 of 1 A system of linear equations with more equations than unknowns is sometimes called an overdetermined system. Can such a system be consistent? Illustrate your answer with a specific system of three equations in two unknowns. Choose the correct answer below.
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Water weighs 62.4 pounds per cubic foot and has a gravity of 1.0 what is the specific gravity of fluid that weighs 90 pounds per cubic feet

Question content area top Part 1 Simplify the complex rational expression. StartStartStartFraction 6 OverOverOver 6 plus StartStartFraction 6 OverOver 6 plus StartFraction 6 Over 7 x EndFraction EndEndFraction EndEndEndFraction Question content area bottom Part 1 StartStartStartFraction 6 OverOverOver 6 plus StartStartFraction 6 OverOver 6 plus

23. In the space P1 of the polynomials of degree 1, we define the inner product = 1/2(f(0)g(0) + f(1)g(1)) a) (10 points) Find the coordinate matrix PB of the given inner product with respect respect to the basis B = (1, t) of the linear space P1. b) (10 points) Use the matrix PB to compute the product 3 5t, 4 + t. c) (5 points) Use the definition

At what point on the curve x = 6 t 2 + 3, y = t 3 1 does the tangent line have slope 12?

1. Find a confidence interval for assuming that the sample is from a normal population with known population standard deviation. x = 20, = 3, n = 100, 95 percent confidence A)(19.405, 20.595) B)(17.412, 20.588) C)(19.412, 20.588) D)(19.412, 21.588) 2. Find a confidence interval for assuming that the sample is from a normal population with unknown

A normal population has a mean of 12.2 and a standard deviation of 2.5. Refer tothe table inAppendix B.1. a. Compute the z -value associated with 14.3. (Round the final answer to 2 decimal places.) z = b. What proportion of the population is between 12.2 and 14.3? (Round z -score computation to 2 decimal places and the final answer to 4 decimal

Directions: On your own words, define the following. Rational Expression ______________________________________ Rational Equation ______________________________________ Rational Inequality ______________________________________ Rational Function ___

Please make sure you write it down on a piece of paper and your writing is clear Problem 5: Find the matrix of the linear transformation T : R2 - R2 which reflects a vector into the line y = 3x
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Draw and label Euler circles for each of the following: a. All days are windy. b. Some days are long. c. No days are short.

Suatu perusahaan obat nyamuk memproduksi 2 macam obat pembunuh nyamuk cair,yaitu jenis "super" dan jenis "biasa". Keduanya dibuat dari bahan dasar yang sama, yaitu cairan A dan B, namun dengan komposisi yang berbeda . Untuk membuat 1 liter obat nyamuk super dibutuhkan 10 cc bahan A dan 4 cc bahan B,sedangkan 1 liter obat nyamuk biasa membutuhkan 2

below are sofile variables under study, determine possible observation vailles [at least ) possible observations if possible) and levels of measurement in each of the following: Note: refer to the actual values of each variable in determining the level of measurement, example: Variable: Height, Possible Observations: in cm, in m, or in inches,
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4. [0/2 Points] DETAILS PREVIOUS ANSWERS SWOKPRECALC13 2.1.029. Find all points on the x-axis that are a distance d from the point P. d = 5; P(-2, 3) ( x, y ) = (smaller x-value) X ( x, y ) = (larger x-value) X Need Help? Read It Watch It Submit
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2. Let S = Which of the following statement is true? (2 marks) O span(S) = span(T) O span(T) is contained in but not equals to span(S) O span(S) is contained in but not equals to span(T) O None of the set is a subset of the other
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Hi I had a question Thank you A random variable X is not normally distributed. It has a mean of 26 and a standard deviation of 6. [n] E] https://www.myopenmath.com/assess2/?cid=76369&aid =5649613#/s|(ip/5 places: I Lil) I c) If you take a sample of size 40, can you say what the shape of the distribution of the sample mean is? ? Yes Why not? No C]
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Answer and explain the following question. Consider the nonlinear system = (x - 1)(y - 2) y = ry + 4 (a) For each equilibrium point, give (i) the equilibrium point, (ii) the linear system at that point, (iii) its eigenvalues, (iv) the real eigenvectors, and (v) the type of phase portrait. (b) Graph the phase plane of the nonlinear system
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could you please Answer this question. 16. Consider the parametric curve y = sint, y = cset, 0
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Finite Subgroup Test Let H be a non-empty nite subset of a group G. Then H is a subgroup of G if H is closed under the operation of G. Proof. In view of the Two Step Subgroup Test1 we need only:I prove that [1'1 E H whenever a E H. If e = s, then 421 = a and we are done. If a 5-2 e, consider the sequence o, o\
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1 The amplitude of y = cos(x ) is O 1 O2 O IT O 2xWhich of the following statements about f(x) = cos(x) is incorrect? O The y-intercept is 1 O An x-intercept of the graph is -450 O The equation of the horizontal midline is y = 1 O The vertical distance between the minimum and maximum is 2
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Three districts each elect one representative to the county commission. There are two candidates in district 1, three in district 2 and four candidates in district 3. How many different commissioners are possible?

A bag contains 9 red marbles, 4 blue marbles, and 7 yellow marbles. You randomly select three marbles from the bag. 1) What is the probability that all three marbles are red when you replace each marble before selecting the next marble? Round your answer to the nearest tenth. 2) What is the probability that all three marbles are red when you do

Show how the number 3.852 where the 52 is repeating, is a rational number. Show all your work

Identify the line below that is fictitious Group of answer choices Short break line Dotted line Viewing-plane line Stitch line

13. ALGEBRA Find x and the length of each side if AACB is an equilateral triangle. A X = AC = O 4x + 8 CB = 3x + 12 AB = B 6x C
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Assume that distribution , scale parameter, location parameter of X1,X2 and Y1,Y2,Y3,Y4 are identical. Here, how can I induce Ansari- Bradley statistic T's distribution?

4. Use the results of Exercise 3 to predict the following: a. The hip circumference of a man whose chest circumference is 95 centimeters. b. The height of a man whose forearm circumference is 28 centimeters
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3. Consider the following data. N = 24, where each participant suffering orn peripheral neuropathy was randomly placed in one of3 drugr groups at one of 2 dosage levels- The dependent T.r'ariahle is the # of symptoms. High dose (3 mg.) _ m_ m___ Ml -5-__ -5-_ -5-_ a) 1What type of statistical analysis should he used to analyze this data? Choose
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Suppose X = {1, 2,3} and Y = {r, y}, and Z = {a, b, c} are ordered sets. If R1 is the relation from X to Y given by R1 = {(1, x), (1, y), (2, x), (3, x)} and R2 is the relation from Y to Z given by R2 = {(x, b), (y, b), (y, a), (y, c) } (a) Find the matrix An of the relation Ri (relative to the given orderings). (b) Find the matrix A2 of the
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A survey found thatwomen's heights are normally distributed with mean 63.6 63.6 in. and standard deviation 2.1 2.1 in. The survey also found thatmen's heights are normally distributed with mean 67.6 67.6 in. and standard deviation 3.5 3.5 in. Most of the live characters employed at an amusement park have height requirements of a minimum of 55 55

math 79 linear algebra mework
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Use the following payoff matrix for a simultaneous-move one-shot game to answer the accompanying questions. \f
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11. Finish the following chart. (15 marks) P(x)=*+4x-5 f(x) = 2x7 + 5x - 3 x +1 Characteristic x-2 2x - 1 h(x) = + 1 Vertical asymptotes Horizontal asymptotes Oblique asymptotes x-intercepts Holes Domain
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