f (x) = kx^2, k constant, -1 =< x =< 1. f (x) is a p.d.f. the value of k= 1? false b. true a.
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A: by bartleby policy i can give only 3 subparts answer, A classroom has 10 students
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A: Given Information: 40% of the population is poor 25% people are rich 35% are middle class.
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A:
Q: I flip a coin 100 times. 53 of them are heads. After running a chi-square, I discover that the…
A: n = 100 ( experiment trails) x = 53 ( No. of heads) p value = 0.5485 ( chi square test )
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A: Normal distribution shows bell shaped form with mean as center. For standard normal distribution,…
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Q: b. the sample variance s2 from the definition [Hint: First subtract 180 from each observation.] c.…
A: From given data we have melting point of 12 specimens ; so, n=12 180.4 181.7 180.9 181.7 182.7…
Q: If A is a perfect subset of B and P(a < Pb), then P(BA) is equal to O a. P(a) / P (b)
A: Given: A is a perfect subset of BP(a < Pb)
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A: Given information: Cato drinks 8 glasses of water each day. There are 365 days in the year.
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Q: Prove Γ (n) = (n-1)! where n ∈ ℕ
A: Concept: The proof for this gamma integral will be done using mathematical induction
Q: X p(x) (a) Compute E(X), E(X2), and V(X). E(X)= 18 E(X2)= 327.2 ✓ ft³ V(X)= 3.2 18 16 20 0.4 0.2 0.4…
A: The provided equation is: h(x)=X-0.009X2 From previous parts, it is known that E(X)=18E(X2)=327.2
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A: Given data isf(x)=(12531)(15)x ; x={1,2,3}
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Q: For a standard normal distribution, find: P(-0.87 z<-0.03)
A: GivenP(-0.87<z<-0.03)
Q: 8. DETAILS DEVORESTAT9 4.3.028.MI.S. Let Z be a standard normal random variable and calculate the…
A: Concept: Z score=X-mean/standard deviation Note: According to Bartleby guidelines we can Maximum…
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A: Givena coin is tossed 5 times Total no.of possible outomes =25=32sample size(n)=32probability of…
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A: given data exponential distribution μ = 2.815 hours λ = 12.815 per hourσ = μ = 2.815P(x>X) =…
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A: 4 Possible bases: Thymine Cytosine Adenine Guanine
Q: 4. Suppose that X and Y are random variables having the joint probability distribution Y 2 1 - 3 5…
A: Given, X=2 X=4 Total Y=1 0.15 0.10 0.25 Y=3 0.25 0.25 0.5 Y=5 0.15 0.10 0.25 Total 0.55…
Q: 2) A company survey results shows that 46% of employees are vegans. 58 employees were surveyed. What…
A: Given that Number of trials n=58 Success of probability p=46%=0.46 q=1-0.46 =0.54 X~binomial(n , p)…
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A: A fraction can be converted into a percent by dividing the numerator by the denominator and then…
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A: Given 18=Biologist 10= Mathematics Farmula used nCr=n!/(r!(n-r)!) r!=r(r-1)(r-2)...3.2.1
Q: In a standard deck of cards, what is the probability of drawing a face card? (Express your answer as…
A: Given: n(total) = 52 n(face cards) = 12 n(drawn) = 1
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A: Given that F(n) denotes the price of a First Local Bank share at the end of n additional weeks, n≥1.…
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A: From given data we have : sample size n=15 population N=65 success size k= 40
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A: Given that Mon Tue Wed Thu Fri Sat Sun 76°F 78°F 81°F 74°F 69°F 69°F 70°F
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A: Given: let F(n) denotes the price of a First Local Bank share at the end of n additional weeks, n ≥…
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A: nancy is playing cards. p(pulling diamond or 4 of clubs) = ? there are 13 cards of diamonds and 1…
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A: Given: Undergraduate Graduate Total Business 150 50 200 Engineering 150 27 175 Art &…
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A: 24 - drink tea 31 - drink coffee total 78 people select at random
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Q: 12. For a certain random variable (RV) X the DF F is given by if x ≤ 1 if 1 3 (i) Find the value of…
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A: given data margin of error = 3% ∴ E = 0.0399% confidence leveln = ?
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A: given data p(malfunction )=p=0.10 n=12 x=No. of sensors malfunction p(x=X) = nxC px qn-x -…
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A: Given: n(red) = m n(white) = n Total number of balls = m+n P(first ball is red) = P(2 red) + P(1st…
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- If xis large, which function grows faster, f(x)=2x or g(x)=x2?If a coffee filter is dropped, its velocity after t seconds is given by v(t)=4(10.0003t) feet per second. What is the terminal velocity, and how long does it take the filter to reach 99 of terminal velocity? Use a table increment of 0.1 and given your answer to the nearest tenth of a second.Sketch the x^2 And the derivative And integration
- If the average rate of change of q (x) in the period (5,7) is equal to 8 and y (5)*y (7) = 16 and f (x) = 1 / y (x), what is the average rate of change of the function f ( x) In the same period ?!To determine maximums and minimums by the Second Derivative Test, we differentiate y"=72 / (2-8)3 Substituting x = 14 into y'', _____ <,>, 0r = Substituting x = 2 into y'', ______ <,>, or =How do you derive the reduction formula for integrating sec^3xtan^2x?
- Determine the second derivative of f(r) = x^2e^2 at x= -2 with a step-size of h=0.50 using Central difference approach and true value with ET. please please do show the complete solution thank youuuDetermine the second derivative of f(r) = x^2e^2 at x= -2 with a step-size of h=0.50 using Central difference approach. please please do show the complete solution thank youuuA piece of wire, 370 cm long, is to be bent into an isosceles triangle. What should the exact dimensions (do NOT round) of the triangle be in order to maximize its area? Use the First and Second Derivative Tests
- use first and second derivative principle to determine the level of output (in thousand) at which the firm's cost is minimized TC(x) = 2x3 - 66x2 + 576x + 1000Encounter the critical points of f(x, y) = 16x3 - 9y2 - 36x2 - 12y + 6x - 27 and then denote each point's nature with the second derivative test.Provide a detailed solution and conclusion (without the use of piecewise function): The rate at which the total average number of COVID cases is increasing at x=10 tents and dxdt=1 tent per day, Given that if 25 tents are built, the average number of COVID cases per tent will be 6 cases while the average number of cases will increase by 2 per tent for each additional tent in the same area due to overcrowding.
