A box contains three red marbles and four green marbles. JB picks two marbles at random from this box. Let x be the number of red marbles selected. What is P(x = 1 or 2)?

Q: if you flip a fair coin 8 times and the X is the number of times the coin came up " heads", what is…

A: According to the provided information, a fair coin tossed 8 times.  The possible outcome of a fair…

Q: If P(A) = 0.3, P(B) = 0.3, and P(A and B) = = P(A or B) = X 0.2, find P(A or B).

A: we have probability of P(A)= 0.3 and P(B)=0.3 and P(A and B)=0.2

Q: Bebbie sells 3 different types of handmade bracelets, and wants to see if the number of compliments…

A: Introduction: Suppose there are n subjects. Each of the n subjects wears each of the 3 bracelets for…

Q: If P(A or B) = 0.7 and P(A) = 0.44, and P(A and B) = 0.22, determine P(B)

A:

Q: The percentage of hands that are winning blackjack hands is enter your response here​%

A: Since we have calculated probability of selecting a black jack hand is P(Black Jack hand) = 64/1326…

Q: If A={3,4,5}   B={a,b,c}. Find B X A.

A: Explanation of the solution is given below...

Q: Let a = (- 3, 5, – 5) and b = (3, 5, – 1). Find - 3å + 26. - 3å + 26 =

A:

Q: Suppose that you have 9 green cards and 5 yellow cards. The cards are well shuffled. You randomly…

A: Given, Green cards=9 Yellow cards=5   Let,  G1= the first card drawn is green G2= the second card…

Q: Find P(F or G) by counting the number of outcomes in F or G.   P(F or G) =

A: The given outcomes  is . The sample space is .

Q: If P(A) = 0.7, P(B) = 0.8, and P(A or B) = 0.9, find P(A and B).

A:

Q: Find the following for p =, q =, and r =. Find -2p - r

A: Given that,    p = -7, -6  q= -1, -11, r= 0,9 we have to find the value of -2p-r.

Q: 3) Find the value of x. (Just type your answer. For example, if x-0, just type 0.) 23x + 5 11x+5

A: Given,

Q: p(a)= 0.7 p(b)=0.2 and A and B are mutually exclusive, find p(A and B)

A: Given that  p(A)=0.7 , p(B)=0.2

Q: Let a = (-4, 5, -2) and 6=(-1,0, 4). Find à x b.

A:

Q: Suppose P(B)=0.22, P(A and B)=0.125, and A and B are independent. Find P(Ac) Select one: A. 0.57 B.…

A: Given Information:PB=0.22PA and B=0.125A and B are independent.To find PAc

Q: Let B = [b1, b2, b3] = -1 -1

A:

Q: Let B = [b1, b2, b3] = -1 -1

A:

Q: Decide if the following n can be expressed as the sum of squares. If it is possible then provide…

A: This problem is based on the sum of two squares theorem. We first state the theorem and then give an…

Q: 2 31 Find 24³ – 4A + 5 I. 2. Let A = -31

A: Given: The matrix is A=124-3. To Find: 2A3-4A+5I.

Q: Let a =(3, -3, 8), and B = (-7, -1, 3), and = (8, 4, 11). Find ||2ä - 36||.

A:

Q: If P(A) =0.7, P(B) = 0.1 and A and B are mutually exclusive, find  P(A and B)

A: From the provided information, P (A) = 0.7, P (B) = 0.1

Q: Let RA) = 0.50, PBA) = 0.30, and P(BIA = 0.30. Compute P(B). Multiple Choice 0.075 0.15 0.10 0.30

A:

Q: If you flip a fair coin 12 times and X is the number of times the coin came up "Heads", what is P(X…

A: From the provided information, A fair coin flipped 12 times that is n = 12 Probability of occurring…

Q: Suppose P(A) = 0.6 and P(B| A) = 0.4. Find P(A&B).

A:

Q: How many different ways are there to select a group of 4 out of 6 people for a seating arrangement…

A: GivenNo.of people(n)=6No.of people are selected for seating arrangement(k)=4

Q: (d) At least 13 of them do not use the website.

A: It is given that the number of observations are independent of the probability of success p = 15% =…

Q: P = R-C, for R %3D N

A:

Q: If P(A) 0.3 , P(B) = 0.8 and P(A or B) = 0.9 Find P(A and B).

A:

Q: 10 Find whether A and B are independent in the following cases: (AB) = 256 ; (.B) = 768 ; (AB) = 48…

A:

Q: Find uxv

A: Given: u=-12;    v=31Note: if u=(A)2×1 ,…

Q: A student takes a multiple choice test that has 10 questions. Each question has four choices. The…

A: Solution: X is defined as the number of questions answered correctly in a multiple choice test.…

Q: If P(A)=0.32, P(B)=0.16, and P(A | B)=0.625, find P(A and B), P(A or B) and P(B|A).

A: This question is based on Probability formula.

Q: Suppose P(A)=0.6, P(B)=0.4, and both A and B are independent. Calculate P(A or B).

A: We have to find given probability.

Q: Let á = (–1, 0, 1), b = (0, 3, − 1) and ₹ = (1, 2, —2). a. Find à x b. b. Find (a + b) x č. c. Find…

A: NOTE: Refresh your page if you can't see any equations. . here we have . find the determinant

Q: A checker is placed in the bottom row of a checker board as shown below. It can move diagonally…

A: Conditions  It can move diagonally  It can not enter in square with x(red)  It can not jump it also…

Q: Suppose P(A) = 0.76, P(B) = 0.12 and P(A or B) = 0.54. Determine P(A and B).

A: The information provided in the question are as follows :- P(A) = 0.76 P(B) = 0.12 And P(A or B) =…