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Mathematics Questions and Answers September 19, 2021

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Please solve \\ 9. [0.12103 Points] DETAILS PREVIOUS ANSWERS BBUNDERSTAT12 9.2.021.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER (a) Suppose you are given the following (x, y) data pairs. \"134 "439 Find the least-squares equation for these data (rounded to three digits after the decimal). y= + x (b) Now suppose you are given these (x, y) data
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A state lottery game consists of choosing one card from each of the four suits in a standard deck of playing cards. (There are 13 cards in each suit.) Count the number of elements in the event that an ace, a king, a queen, and a jack are chosen.

In biology lab you need to prepare 5 cell cultures to complete your experiment. Each culture you try to make is usable with probability 0.9, independent of the others. (a) What is the probability that you will make 5 usable cultures in exactly 5 tries? (b) What is the probability that it takes more than 7 tries to make the five cultures you need?

what is the total housing expense divided by by 3000

Find the critical value z Subscript c zc necessary to form a confidence interval at the level of confidence shown below. cequals = 0.80 0.80

3. Bayes Theorem Why some people are Bayesian, and some people are not? Is Bayes theorem correct? Or it needs some specific restrictions to be true? As an engineer when would you apply bayes theorem? Are engineering Bayesians?

Solve the given system using your choice of either graphically or algebraically. Show and explain all work. -4x + 9y = 14 12x - 10y = - 8

Company XYZ know that replacement times for the DVD players it produces are normally distributed with a mean of 5.3 years and a standard deviation of 2.5 years. If the company wants to provide a warranty so that only 1.5% of the DVD players will be replaced before the warranty expires, what is the time length of the warranty?

Which of the following statements about the function y=f(x) graphed here are true, and which are false? Also, please show the work for the explanation part. \f
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Find the interval convergence of the following series. \f
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What are the radian and degree-minute-second equivalents for 4.1894 grads

A teacher surveys 291 of the current 19591 students in a school. What is the size of the sample? What is the size of the population:?

dentify the steps that are used to approximate the result for 845 157 using the method of front-end approximation

To be completed by Student Task 4 Email Correspondence Email To: Date: Subject: Body
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Super-Yummy Soup, Inc. wants to paint their entire soup can red, including the top and bottom. If the diameter of the lid (x) is 5 cm, and the height of the can (y) is 9 cm, what is the approximate total surface area that will need to be painted

Which of the following statements are true? A. Probabilities can be any positive value. B. Probabilities must be nonnegative. C. Probabilities can either be positive or negative. D. Probabilities must be negative.

what is mean median mode range standard deviation 12, 11 15, 29, 42, 22, 34

Use the Normal model N(100,16) describing IQ scores to answer the following. a) What percent ofpeople's IQs are expected to be over 75? b) What percent ofpeople's IQs are expected to be under 95? c) What percent ofpeople's IQs are expected to be between 108 and 128?

Civil Litigation, Process and Procedures 4th edition Thomas F. Goldman, Alice Hart Hughes Ch. 7 - 1, 2 (The bus accident is referenced in the beginning of Chapter 7 (p. 176). The case information is in Appendix 2 p. 504.) 1, Enter the assigned case study data into a case management software program. 2. Make a list of questions to ask the parents

How can Algebra Honors 1 students complete homeowork on time

Evaluate the function at given values of the independent variable and simplify Evaluate the fonction for = wose et's at the givens clues of the independent variable and simplifit
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Which one products have changed the way we approach our lives-and that's because one man had a vision, a work ethic, and a never give up attitude even when things got hard. O KitchenAid O Sony Samsung Apple
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Si se tiene los siguientes datos: p es verdadero; r => ~p es verdadero y w => t es verdadero, hallar el valor de verdad de ~r y de t

Express the confidence interval 0.222 less than

where Li the inductance in hemys per meter of line 0 = 41T X 10-7 Him is the permeability of free pace D is the di tance between tbe two conductors and r i the radius of each conductor. Write a function that calculates the total inductance of a transmi sion line a a function of its length in kilometers, the spacing between the two conductors, and

A student takes a multiple-choice test that has 9 questions. Each question has four choices. The student guesses randomly at each answer. Let X be the number of questions answered correctly. (a) Find P(4) . (b) Find P

There are 1549 pages. Estimate the total number of words in the dictionary. Is the estimate likely to be an accurate estimate of the total number of words in the English language?

Find the value of the variable that satisfies the equation. 4/5 x equals 24

Can the area of a region ever be negative? Yes. No

11. Use the graph to evaluate each expression, (a) (1+gX - 3) (b) (f- 9X-4) (c) (fig)( - 2) (f+g)[ -3)= (f-gX -4)= (fg)( - 2) = Select the correct choice below and fill in any answer boxes within your choice OA (:(0)= (Type an integer or a simplified fraction.) OB. (0) is not defined
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my question is on a cold winter day mant students had a runny nose and sore throat 2-runny nose , sore throat 3, runny nose, no sore throat 13-no runny nose, sore throat 13- not runny nose, no sore throat find the probabily that a randomly selected student has a runny nose or a sore throat throat

Place in the correct order what you need to do if a radar alert is triggered Place these items in the correct order. 1) 2) 3) Await further instructions Exit the ground control exclusion zone. Follow the direction of the Mine Controller and Production Supervisor. Go to the designated muster point. 4) SUBMIT RESET ANSWERS ow IS c Home Quick Menu

J 1 of 4 Math 1085 F22 Extended Exploration 1 Exploration 1: Fitting Models to Population Data of Los Angeles Note: Yellow highlighted instructions tell you what to do. Once the task is completed, these instructions should be deleted, including this one! Task 1: Google Sheet Trendline Fitting an Exponential Model The Google sheet has two tabs.
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A research team conducted a study showing that approximately15%of all businessmen who wear ties wear them so tightly that they actually reduce blood flow to the brain, diminishing cerebral functions. At a board meeting of20businessmen, all of whom wear ties, what are the following probabilities? (Round your answers to three decimal places.) (a) at

Help me Please. Thanks http://blog.ung.edu/rsinn/files/2015/08/85MoreProbabilityQuestions_Solutions.pdf

sove Paul has been working on his bowting game. His scores follow a normal distributionHe knows that his average last season was 160 , with a standard deviation of 20 pins, so he expects to score greater than 200 about 2.5% of the time Paul becomes a much more consistentt bowler over this season. Now, his average 176 , with a standard deviation of

What are FOUR reasons for WHY Jim Jones' followers may have drank the kool aid? Think of a basic study idea to test one of these. First, think of at least four reasons why people willingly drank the Kool-Aid. Second, think about ONE of those reasons and design a basic study that could test that notion (like inductive research, or a more general

pls help Question 9: Given the polynomial function, f(x) = 7x(x + 2) (x - 6)2, answer the following questions. i. Determine the y-intercept(s) of the polynomial function. 2.5pts ii. Determine the x-intercept(s) of the polynomial function. 7.5pts
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1)PRACTICE ANOTHER A hypothetical population consists of eight individuals ages13,14,15,18,19,21,22, and30years. (Enter your answers to three decimal places.) (a) What is the probability that a person in this population is a teenager? __________ (b) What is the probability of selecting a participant who is at least 20 years old? _________ (c) What
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1) Suppose you buy 1 ticket for $2 out of a lottery of 500 tickets where the prize for the one winning ticket is to be $100. What is your expected win/loss? 2) In a survey of 300 college graduates, 61% reported that they entered a profession closely related to their college major. If 8 college graduates are randomly selected, what is the

Question 3 of 15 Which expression is equivalent to (-4x-3y-5)2 ? Select all that apply. 169 20 16y 162 67 10
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A proton travels with a speed of 5.10 x10'5 m/s at an angle of 56 with the direction of a magnetic field of magnitude 0.230 T in the positive X-direction. (a) What is the magnitude of the magnetic force on the proton? E N (b) What is the proton's acceleration? (Give the magnitude.) E m2
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consider the function y^2+ye^x+e^2x=3 (a).using implicit differentiation, find dy/dx (b).now find the equation of the tangent line to the implicit at point (0,1)

Select the best answer to complete the dialog. Henry: Cmo ests? Violeta: Estoy Blank______. No estoy mal. Multiple choice question. regular tambin gusto luego

Use row operations to solve the system x+y-z= -5 4x-y+z= -5 x-3y+2z= -9

use this fact to find all zeroes of the function The function below has at least one rational zero. Use this fact to find all zeros of the function. f(x) = 6x -41x -8x+7 If there is more than one zero, separate them with commas. Write exact values, not decimal approximations. X
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Comparing the solutions from _____ can improve your analysis and lead to the discovery of new kinds of solutions

To answer the question on how the universe will end, we can look at the Four Expansion Models. What are the 4 expansion models

A parabola can be drawn given a focus of (8, -8) and a directrix of x = 4. What can be said about the parabola? 12 11 - - directrix HNWAMaVOODOO X -12-11-10-9 -8 -7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9 10 11 12 F (8, -8) The parabola has a vertex at ( ), has a p-value of and it
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according to the 68-95-99.7 rule, what percent of the population are more than 2 standard deviations away from the mean? 5 68 95 2.5 according to the 68-95-99.7 rule what percent of the population are between 1 standard deviation below the mean and 2 standard deviations above the mean? 95 82 79 68

All of the following are relational maintenance phases of a relationship except Group of answer choices circumscribing bonding intensifying differentiating integrating

What is the form of an exponential function? y equals b x y equals b to the power of x y equals x to the power of b y equals b subscript x

What are the steps to solve this? Identify the first 4 terms in the geometric sequence where the nth term is given by a, = 4 x 2(0-1). A. 4, 8, 16, 32 B. 2, 6, 10, 14 C. 4, 6, 8, 10 D. 2, 8, 32, 128
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A ship is anchored off a long straight shoreline that runs north and south. From two observation points 17 miles apart on shore, the bearings of the ship are N 31 E and S 54 E. What is the shortest distance from the ship to the shore? (Round your answer to the nearest tenth.)

Please help me. Thanks 4 7194 1. (3 points each) Consider the series 2 11:4 (a) Show that the series converges. State the test you are using. (b) Find the sum
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Determine if the following is a rational or irrational number: 4 square root 5

Let f : X Y be invertible and g : Y X be an inverse function of f . Using the definition of an inverse function, prove that g is invertible and that f is an inverse function of g

Hur lser jag detta? \f
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The long leg of a right triangle is 7 feet longer than the short leg. The hypotenuse is 13 feet long. How long are the legs of the right triangle? The length of the shorter leg is ft The length of the longer leg is ft
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Use the given data to find the minimum sample size required to estimate a population proportion or percentage. margin of error: 0.04 confidence level: 95% ^p and ^q: unknown n = _____(Round up to the nearestinteger.)

Select the answer that best completes the given statement. The notation f(x) describes

What are the zeros of the polynomial 6x^{3} +2x^{2}-4x ? Question 9Select one: a. 0, 2/3, -1 b. 2/3 -1 c. 6,2, -4 d. 0, -2/3,1 f(x)= \frac{x-1}{x ^{2}+4x+3} What are the vertical asymptotes of the function above

A normal distribution has a mean of 24 with a standard deviation of 3. What is the minimum score needed to be in the top 14% of the distribution?

Organize the following data into a stem-and-leaf display where the following is true. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) 225,222,138,135,164,222,132,167,161,222 220,136,169,168,134,131,228,165,229,164 A). stem has one digit Stem----------------------Leaf 1 2 B). Leaf has one digit

how can I determine mediation model or explanation model for explaning data?

Find an equation of the line through (1,6) and parallel to y = 4x + 8. Write the equation using function notation. . . . f ( x ) =
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The mean temperature (of daily maximum temperatures) in July for Dallas-Ft. Worth, Texas, is 85 degrees. Assuming a normal distribution, what would the standard deviation have to be if 10% of days have a high of at least 100 degrees?

1- Use substitution to find the Taylor series at of the functions in: a- tan^-1 (3x^4) b-e^(-x^2+ln5) 2-Use power series operations to find the Taylor series at for the functions in: a- sinx-x+[x^3/3!] b-xln(1+2x)

What is implicature ? (check all that apply) It's an implication . It let's you know someone else is annoyed. It let's you ask without asking. It's a funny picture someone draws of you at the fair

Assemble, that the pepulann ven'ences from 130111 hanks are equal, is. there evidence of a difference in 'lE' mean waiting time between the hen branches? (Use {1 = (1.125.)
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a single-family home produces an average of 55 pounds of trash each week. Assume the amounts of trash produced by single-family homes are normally distributed with a standard deviation of 6.8 pounds. If we select one single-family home at random, find the probability that: a. the single-family home produces less than 45 pounds of trash a week. b.

a) In a firm, 20 percent of the employees have accounting background, while 5 percent have of the employees are executive and have accounting background. If employee has an accounting background, what is the probability that the employee is an executive?

need help The null hypothesis is not rejected when using a Single Factor Anova to analyze data. One should therefore use a Tukey test. Select one: O a. True O b. False O c. There is insufficient information to answer the
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If you calculate a 90% confidence interval to estimate the true difference in time spent between the sites, and also calculate a traditional hypothesis test (using an alpha=0.10), should the conclusion based on Confidence Intervals be the same as the conclusion your would reach in the hypothesis test? Explain or demonstrate via calculations.

Convert the following mixed number to a reduced improper fraction. 7 4 5

1. Georgia has 15 apps on her phone. Of these apps, 10 are connected to social media, 7 are games, and 5 are games that are connected to social media. a. Are the apps mutually exclusive or non-mutually exclusive? Justify your answer. {/3} b. Find the probability that a random app on Georgia's phone is not connected to social media and is not a

You hear that college campuses may differ from the general population in terms of political affiliation, and you want to use hypothesis testing to see if this is true and, if so, how big the difference is. You know that the average political affiliation in the nation is = 4.00 on a scale of 1.00 to 7.00, so you gather data from 150 college

Las cantidades aparecen a continuacin: 3, 24, 30, 47, 43, 7, 47, 13, 44, 39

I'm fed up with the mistakes that our current accounting firm makes. I run a small construction company, and I don't have time to double-check every bookkeeping entry and call the accountants a dozen times when they won't return my messages. Please explain how your firm doing a better job than my current accountants. You have a good reputation

The Gross Domestic Product (GDP) for the United States in 2018 was approximately $ 2.05 10 13 . If you wrote this number in standard notation, it would be the number 205 followed by how many zeroes

What inferential statistics were used to examine the data obtained from the subjects? (Select all that apply.) Group of answer choices Pearson correlations Factor Analysis t-Test Cox regression analysis ANCOVA ANOVA Logistical regression analysis z-score None of the above inferential statistics were used in this study.

5. Find the domain of the following functions. Write the solution in interval notation. a. f (x) = - 1 3 x2 -9 b. f(x) = 10g3 (2x - 1) c. f (x) = x+4 V3x-15 d. f (x) = 3x-6
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when a quasi-experimental design would be preferable to a between-subjects design,

Data Set: FY17 rate of return $80M ; FY18 rate of return $100M; FY19 rate of return $80M = 80, 100, 80 Calculate the probability of forecasting FY20 mutual fund rate of return to be $80M P(X) = # possibilities/ # possible events

Identify any outliers in the data set and list them here. Explain why they qualify as outliers or, if none, explain the reasoning for concluding there are no outliers. (3 points) 35,37,38,39,52,67,81,85,85,88

If the price charged for a bolt is pcents, then x thousand bolts will be sold in a certain hardwarestore, where p=82- x/36. How many bolts must be sold to maximizerevenue?

On a geology trip, Stephanie used her notebook to sketch pictures of fossils and diagrams of rock strata. What kind of notebook is Stephanie using? Multiple choice question. classroom dialectical field double-entry

Question 1 1 pts Roll two six-sided dice. Let X, be the result from the second roll. Then X, is a random number with a uniform distribution. O True O False
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Which of the following options is an example of a polynomial function used to model a parabolic equation? Question 1Answer a. f(x)=3 x^{2} - 5x 2 b. f(x) = 1/x c. f(x) = sqrt(x) d. f(x) = e^{x}

Exam Lesson Name: Money Management Exam number: 700141RR Exam Guidelines Exam Instructions Question 5 of 20 : Select the best answer for the question. 5. Ralph Jordan recently bought a new lawnmower for $228.00. If he paid 6% sales tax on the lawnmower, what was the total cost of the lawnmower? O A. $241.68 O B. $234.00 O C. $251.62 O D. $312.42

I havent taken any math in a long time and I need to take the praxis core exam **Understand the Content**: The math section of the Praxis Core exam covers number and quantity, algebra and functions, geometry, and statistics and probability. Familiarize yourself with these topics

Based on the given hypothesis design a measurement scale that you could use to evaluate the significant impact of Lean, Agile, Resilience and Social sustainable strategies on supply chain performance. Develop model framework for the given variables. H0: There will be insignificant impact of Lean, Agile, Resilience and Social sustainable strategies

A man is climbing a vertical ladder at 0.2 metres/sec. There is a searchlight on the ground 15 metres from the base of the ladder, whose light beam is angled up and pointed toward the man as he climbs the wall. How fast is the searchlight beam turning (in radians per sec) when the man is 8 metres up the ladder

There are 3 roses in a vase of 11 flowers. The rest are daisies. (a) What is the ratio of roses to daisies? 75 (b) What is the ratio of daisies to all flowers in the vase? 7273

You must insert _______at the end of the paper so that the reference list begins at the top of a new page

Suppose tire pressure is a normally distributed random variable with a standard deviation equal to 3 psi. If the car's average tire pressure is on target, what is the probability that the TPMS will trigger a warning? (Round your answer to 4 decimal places.) Probability

A hurricane has just devastated an area, and relief teams are gathering supplies to take to that area. They are packing cases of food and water. Let fequalsnumber of cases of food and wequalsnumber of cases of water. If they can pack up to 400 cases on one truck, write an inequality that expresses this

If you the student now taking this test replace each and every irrigation sprinkler in Tempe, then your replacing every irrigation sprinkler in Tempe takes you longer than one day. (Material Conditional) Group of answer choices True False

Find N(A) and describe it as all linear combinations of some vectors (you must find these vectors). A = 0 4 Find N( A) and describe it as all linear combinations of some vectors (you must find these vectors)
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What are ways you would disseminate research-based evidence and share with peers in nursing?

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