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A: To solve the given system of equations by Gaussian elimination method.
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A: Overdamping of the differential equation
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A: solution of given equation are solved using substitution method
Q: 1. Find the general solution for the following system. x' = -6x + 5y y' = -5x + 4y
A: Note: As per bartleby instruction when more than one question is given only one has to be answered.…
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Q: Find the complete solution of the linear system, or show that it is inconsistent.
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Q: Solve the following system: x - 3y + 2z = 12 2 %3D 2x - 5y + 5z = 14 x - 2y + 3z = 20
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A: Answer
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A: In this question we have to find general solution.
Q: Which of the following systems has a unique solution? 2x - y= -1 3x - 2y + z =4 3x - 2y - z = -4…
A: Which of the following systems has a unique solution?2x - y= -1 3x - 2y + z =4 3x - 2y - z = -4 AND…
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Q: The general solution of the linear system 1 -1 X'= is 2 -1
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Q: Find a general solution of the system(D - 4)x + 3y = 0, - 6x + (D+ 7) y = 0.
A: D-4x+3y=0 1-6x+D+7y=0 2 Using elimination method Multiply equation (1) by 6 and…
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Q: Solve the following system: 3x- 3y+4z = -1 x- 2y+2z = 2 2х - 2у - z%3D 3 Z =
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Q: Consider the following system of linear equations x+y-z=1. 4x – 3y + 2z=16. 2x – 2y – 3z=5. Then…
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Q: 2x, – x, +2x; = 1 X, +x, - ax; = 0 X, - x, - 4x, = 1
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Q: For what value of k will be the following system of linear equation has no solution…
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Q: The given linear system below cannot have a unique solution regardless of the value of k. x=y=3 2x -…
A: Consider the given system of linear equation, x-y=32x-2y=k Substitute x=y+3 in the equation 2x-2y=k,…
Q: What is the solution set of the following linear system x + 2y - 3z = 4 -2x - 4y + 6z = -8 3x +…
A: The solution is:-
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- Is it possible that P(AB)=P(A)? Explain.A medical researcher says that less than 86% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 84% think that healthy children should be required to be vaccinated. At α=0.05, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. (a) Identify the claim and state H0 and Ha. Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) A. Less than 8686% of adults in the country think that healthy children should be required to be vaccinated. B. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not nothing%. C. nothing% of adults in the country think that healthy children should be required to be vaccinated. D. More than nothing%…A medical researcher says that less than 85% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 83% think that healthy children should be required to be vaccinated. At α=0.01, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. (a) Identify the claim and state H0 and Ha. Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) A. Less than enter your response here% of adults in the country think that healthy children should be required to be vaccinated. B. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not enter your response here%. C. More than enter your response here% of adults in the country think that healthy children…
- A medical researcher says that less than 76% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 500 adults in that country, 73% think that healthy children should be required to be vaccinated. At α=0.01, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. (a) Identify the claim and state H0 and Ha. Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) A. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not nothing%. B. Less than 7676% of adults in the country think that healthy children should be required to be vaccinated. Your answer is correct. C. nothing% of adults in the country think that healthy children should be required to be vaccinated. D. More…A medical researcher says that less than 79% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 300 adults in that country, 75% think that healthy children should be required to be vaccinated. At α=0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. (a) Identify the claim and state H0 and Ha. Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) Fill the percentage on the correct answer A. More than % of adults in the country think that healthy children should be required to be vaccinated. B. % of adults in the country think that healthy children should be required to be vaccinated. C. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. D. Less than…7.4.1 A medical researcher says that less than 83% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 200 adults in that country, 80% think that healthy children should be required to be vaccinated. At α=0.05, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. (a) Identify the claim and state H0 and Ha. Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) B. Find the critical value(s) and identify the rejection region(s). Identify the critical value(s) for this test. z0= (Round to two decimal places as needed. Use a comma to separate answers as needed.) (c) Find the standardized test statistic z. z= (Round to two decimal places as needed.) (d) Decide whether to reject or fail to reject the null hypothesis…
- A medical researcher says that less than 74%of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 600adults in that country, 71% think that healthy children should be required to be vaccinated. At α=0.01, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. (a) Identify the claim and state H0 andHa. Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) Fill the percentage on the correct answer A. % of adults in the country think that healthy children should be required to be vaccinated. B. Less than %of adults in the country think that healthy children should be required to be vaccinated. C. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not %. D. More than…Suppose 55 percent of the customers at Pizza Palooza order a square pizza, 72 percent order a soft drink, and 48 percent order both a square pizza and a soft drink. Is ordering a soft drink independent of ordering a square pizza? Yes NoSuppose a researcher assigned persons a number from 1 to 7 as a measure of their patriotism, with 7 representing the "most patriotic." Based on this, which statement can be assumed to be true? Select one: A. A person assigned a 6 is twice as patriotic as a person assigned a 3. B. The difference between a person assigned a 7 and a person assigned a 5 is the same as the difference between a person with a 3 and a person with a 1. C. Persons assigned 5, 6, or 7 are more likely to vote than persons assigned 1, 2, 3, or 4. D. A person assigned a 6 is more patriotic than a person assigned a 5.
- For example, for student ID s1243657, the 4th digital of s1243657 is “3”, therefore variable “A” is “Use interactive activities”; the 5th digital of s1243657 is “6”, therefore variable “B” is “Give a lot of assignments”; the 6th digital of s1243657 is “5”, therefore variable “C” is “Good communication skills. Take student id S12042516 as an example. With the data collected, Dr Tian ran a test to see if there were significant relationships between A, B, C and satisfaction toward e-learning. i ) Suggest the test that should be used and explain your reason. State the independent and dependent variables, underlying null and alternative hypotheses.The rabies vaccine for dogs can save your dog's life. If your dog bites another animal or is on the receiving end of a bite, the vaccine can protect them from a dangerous and potentially fatal illness. Furthermore, in most places, the rabies vaccine for dogs is legally required. The NYC Department of Health wants to know if LESS than 95% of the dogs in the city have been vaccinated with their rabies vaccine. 158,045 of the 165,000 dogs examined had their rabies shots. Risk no more than 5% Type I error. Do you retain or reject the null hypothesis? Retain the null. Reject the null.The rabies vaccine for dogs can save your dog's life. If your dog bites another animal or is on the receiving end of a bite, the vaccine can protect them from a dangerous and potentially fatal illness. Furthermore, in most places, the rabies vaccine for dogs is legally required. The NYC Department of Health wants to know if LESS than 95% of the dogs in the city have been vaccinated with their rabies vaccine. 158,045 of the 165,000 dogs examined had their rabies shots. Risk no more than 5% Type I error. What is the probability of Z OBT being more than alphs? (round to the nearest hundredth)