The average dividend declared by a group of 10 chemical companies was 18 per  cent. Later on it was discovered that one correct figure, 12, was misread as 22.  Find the correct average dividend.

Q: There are 91 total days in the months of April May and June. If two dates are selected at random…

A: Given data There are 91 total days in the months of April , may and June.

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A: choose 6 students from class of 32 students for a field trip. no. of ways to choose students = ?

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A: Given that μ=3.8,σ=0.4

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Q: depth is between 1 mm and 2 mm.

A: From given data: Mean =μ=0.353 Standard deviation =σ=0.754

Q: 4. Suppose that one word is to be selected at random from the sentence THE GIRL PUT ON HER BEAUTIFUL…

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Q: It is commonly presumed that an unborn child has a 50% prob ability of being female. But is this…

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Q: b) A box contains four red balls and six yellow balls. Two balls are drawn one by one from the box…

A: here given ,  a box Contains 4 red balls and 6  yellow balls  Define Events ,  Red ball  =  R Yellow…

Q: The definition of the error function also defines an "error term" E(x,y)E(x,y). Find E(x,y)E(x,y)…

A: Given,  x3+y3=15/56 xyz at the point (8,7,57)  E(x,y) = ?

Q: b. The Scholastic Aptitude Test mathematics test scores across the population of high school seniors…

A: We have given that Mean(µ) = 500Standard deviations (σ) = 100 Since distribution follows normal…

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Q: A box is chosen at random and a bulb is selected. If it is defective find the probability that it is…

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Q: A baseball player has a lifetime batting average of 0.213. If, in a season, this player has 365 "at…

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Q: What is the probability that 3 are Green and 2 are Red?

A: It is given that  Green marbles = 7 Red marbles = 4 Total marbles = 11

Q: a) b) c) Calculate the probability that X₂ is between 2 and 4, P(2 < X₂ < 4). State with…

A: As per bartlby guidelines we can answer only first three subpart and rest can be reposted

Q: If A and B are independent events with P(A) = 0.6 and P(B) = 0.3. Find the P(A/B) Select one: a. 0.4…

A: Given,P(A)=0.6P(B)=0.3and A , B are independent events.

Q: Assign a probability (as a percent) to each event. a) The probability that it will not rain,…

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Q: If Y is distributed N (-1,4), Pr (Y> 1) = .(Round your response to four decimal places.)

A: Part(b)  N(-1, 4) = N(μ = -1, σ2 = 4) ~Normal distribution. Let Y be the random variable from normal…

Q: What is the P VALUE? H(0) P= .68 H(A) P< .68 Sample size of 46.  63 People were surveyed. 48…

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Q: There are 9 women and 8men with a chance to be on a game show. The producer of the show is going to…

A: GivenNo.of women=9No.of men=8Total no. of people=17

Q: An automatic machine in a manufacturing process is operating properly if the lengths of an important…

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Q: Compute the indicated quantity. P(A n B) = P(A) = 0.7, P(B) = 0.1. A and B are independent. Find P(A…

A: From the provided information, P (A) = 0.7, P (B) = 0.1 A and B are independent.

Q: n a certain college, 35% of the boys and 20% of the girls are studying mathematics. The girls…

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Q: What is the P VALUE? H(0) P= .68 H(A) P> .68 Sample size of 46.  63 People were surveyed. 48…

A: Answer is in steps given below. Thanks!

Q: Suppose (i) (ii) (iii) X, has a pdf f(x₁) =< x₁²e- 16 0 X₂ has a pdf f₂(x₂)=- Examine whether Y₁ =…

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Q: a. An experiment to compare the tension bond strength of polymer lates modified mortar to that of…

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Q: Using the table below, find the following: Education Less than a HS diploma HS diploma or GED Some…

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Q: Question-2 a. A dynamic cone penetrometer DCP is used for measuring material resistance to…

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Q: b) If P(A) = 0.1 and P(ANB) = 0.03 and P(A|B) = 0.2, find the following probabilities: i)…

A: Given that  P( A ) = 0.1 , P( A ∩ B ) = 0.03 , P( A|B ) = 0.2

Q: generating functions, Mx, (t) = e²¹², Mx₂(t) = e²t + 3t², and Mx₂(t) = (-¹2) ². 1-2t, c) Find the…

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Q: Example 8.6 The upcoming Tour de France bicycle tournament will take place from July 1 through July…

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Q: A group of fifteen tourists is stranded in a city with four hotels of the same class. Each of the…

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Q: Suppose that on each play of a certain game a gambler is equally likely to win or to lose. Suppose…

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Q: A group of 60 students each sat an algebra test and a geometry test. Each test was marked out of 110…

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Q: The odds that a horse will win a race are 4 to 11. The odds that the horse will come in second place…

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Q: An unfair coin is flipped. If a head turns up, you win $1. If a tail turns up, you lose $1. The…

A: Given info: An unfair coin is flipped. If a head turns up, you win $1. If a tail turns up, you lose…