For a survey, students were assigned to either Ror group V. Combined, the students in both groups answered a total of 17 questions. Of these, a total of 9 questions were answered by the students in V. The equation 4r + 9 = 17 describes this dno18 situation, where r represents the number of %3D questions answered by each student in group R. Which of the following is the best interpretation of 4r in this context? A) The number of students in group B) The number of students in group V C) The total number of questions answered by students in group R D) The total number of questions answered by students in group V

Q: Given P(A) = 0.36, P(A and B) = 0.32, P(A or B) = 0.50, what is P(B)? Answer in decimal form.…

A: From the provided information, P(A) = 0.36, P(A and B) = 0.32, P(A or B) = 0.50

Q: If GH N HI, FG = u + 27, and FI = 4u, what is the value of u? %3D

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Q: The grades on a chemistry midterm are roughly symmetric with p = 67 and o = 2.0. If William scored…

A:

Q: a. Show that If 1 iv3 z = 2 2 Then z7 = z. b. Evaluate all the roots of the Equation: z* + 16 = 0

A: We will solve both the parts only using some basic knowledge of complex numbers and their…

Q: Given M1 = −5, s1 = 4.6, n1 = 72, M2 = − 1, s2 = 3.3, and n2 = 60, calculate t.

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Q: 6. Find the equation of a circle that has a diameter with the endpoints given by

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Q: 2 +3 5 En=0 5n+1 6. Select one: True False ||

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Q: D AC = BD = 30 EA = 16x + 5 EC%3D 13x+20 EB = ED = 4y 1

A: We have to find length

Q: If 98 +3a = 4b, what is a in terms of b?

A:

Q: If P(A) = 0-4 , P(B) = 0.7 and P (at leasr one of A and B) = 0.8, find P(only one of A and B). %3D

A: Given that  P(A)=0.4 , P(B)=0.7 P(at least one of A and B)=0.8=P(A U B)  Find P(only one of A and B)

Q: (1 2 3 a) For a 1) give a321. 3 2

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Q: If DE = 5, EF = 2x, and DF = 7x, what is EF? %3D %3D %3D 2x 7x

A:

Q: If P(A) =0.55 and P(A and B) =0.22. A and B are independent, find P(B)=?

A: It is given that  P(A) =0.55  P(A and B) =0.22 Given, Event A and B are independent then, P(A and B)…

Q: Ms. Eisenman wanted to know her average student’s score on the most recent chapter test and what…

A: Ms. Eisenman wanted to know her average student’s score on the most recent chapter test and what…

Q: b) у%3D3—х? and y %3D —1.

A:

Q: If P(A) = 0.4, P(B) = 0.5, and P(AUB) = 0.7, find P(ANB). P(AUB).

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Q: find the inverse of FCX) = --x4メ-6 and Graph it f(x) = 2. X +4x -6

A: Given equation is fx=12x2+4x-6

Q: b.) /2x – 2 - Vx + 6+1 = 0

A:

Q: 2x1 + x2 + 2x3 = 4 denklem sistemini X1 + 2x2 = 3 X2 + 2x3 = 6 hangisidir? sağlayan x2 değeri…

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Q: Sarah chose to live on the honors floor of her dorm because she was told that the students on that…

A: Null Hypothesis: H0: The mean number of hours is greater than or equal to 11 hours. Alternative…

Q: In a sample of 47 men, 36 said that they had less leisure time today than they had 10 years ago. In…

A: We have to perform test for difference in two proportion.

Q: If x = 5 and 15 + x ÷ y = 25 , what is the value of y?

A: given x=5 15+xy=25

Q: For what values of the parameter A, will the following equations fail to have unique solution: 3x -…

A:

Q: In the diagram below, if AC= 150, BC = x, and AB = 2x, find AB. %3D

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Q: Select one: A. H1:ud=0 B. H1:ud≠0 C. H1:ud>0 D. H1:ud

A: Given that A company is researching the effectiveness of a new website design to decrease the time…

Q: Is the proportion of wildfires caused by humans in the south higher than the proportion of wildfires…

A: Population 1 Population 2 Sample size n1=591 n2=588 Sample portion x1=436…

Q: If P(A)= 0.2, P(B)= 0.32 Calculate P(A and B)?

A: Answer:- Given, P(A) = 0.2  And P(B) = 0.32  Using formula,  According to the given information we…

Q: 4. 2(x + 4) = - 4 5. -3( x + 4) = 15 6. 4(2х + 3) + х%3D69 7. 2x + 3x + 6 = 31

A:

Q: Find the solutions to the following equation: 2x - 98x = 0 %3D O x = 0, 7 O x = 0, 1, 2 O x = -2, 98…

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Q: Given P(E) = 0.29, P(F) = 0.11, and P(E and F) = 0.11, what is P(E or F)?   Your Answer:

A: GivenP(E)=0.29P(F)=0.11P(E∩F)=0.11

Q: Given P(A) = 0.80, P(B) = 0.44, P(B|A) = 0.51, what is P(A and B)? Answer in decimal form.  Round…

A: We will use the conditional probability formula

Q: If we have a score of 100 and is 20% of the grade and a score of 89 which is 40%.  What is my grade?

A: According to the given information, weights are assigned to each of the two scores and the sum of…