An urn contains 15 red, 25 white and 36 blue marbles. A child selects two marbles at random and without replacement from the urn. Find the probability that the colors of the selected marbles are different. 2/3

Q: TOPIC: PROBABILITY OF INDEPENDENT AND DEPENDENT EVENTS 6) A number is drawn at random from the set ...

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Q: Data from 14 cities were combined for a 20-year period, and the total 280 city-years included a tota...

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Q: r=0%, Lisa wants to borrow 100 to open business. Revenue is random y=100 with prob 1/2 and y=300 wit...

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Q: Three randomly selected children are surveyed. The ages of the children are 2, 6, and 7. Assume that...

A: Data given  2,2,2,6,2,7,6,2,6,6,6,7,7,2,7,6,7,7

Q: A sub-committee of 6 members is to be formed out of a group consisting of 7 men and 4 ladies. Calcul...

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Q: The following phenotypes and numbers were observed as the progeny of this test cross: Unbanded, brow...

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Q: The probability that an evening college student will graduate is 0.4. Determine the probability that...

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Q: Assume A and B are independent events with P(4)=0.2 and P(B)-0.5. Let D be the event that exactly on...

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Q: Suppose Z follows the standard normal distribution. Calculate the following probabilities using the ...

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Q: Your Chi-square analysis has shown that the Chi-square computed value is 0.32 and the Chi-square tab...

A: We have given that,  Chi- square analysis has shown that the chi- square computed value is 0.32 and ...

Q: Im found with the help of a sample survey of a city, (size of sample 900) that 3/4 th of the populat...

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Q: Suppose a normal distribution has a mean of 98 and a standard deviation of 6. What is P(x2 104)? A. ...

A: We have given that.   X~N( μ , ?^2 )   μ=98   , ?=6   Z-score =( x - μ )/?

Q: (1) An organization sponsored a raffle where they were to sell all 500 tickets sequentially numbered...

A: (1) An organization sponsored a raffle where they were to sell all 500 tickets sequentially numbered...

Q: • Calculate Racheal's predicted value, ŷ. O Calculate Racheal's residual.

A: The regression equation is given by ŷ = 32 + 0.4x

Q: In 1898, L. J. Bortkiewicz published a book entitled The Law of Small Numbers. He used data collecte...

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Q: In how many ways can 7 people line up to pay their electric bills? use permutation or combination in...

A: Given: n = 7  

Q: In rolling a die, the probability of getting odd number is an example of O sum rule O product rule

A: There are total 6 faces in a die. There are total 3 odd numbers (1,3,5).  Then the probability of ge...

Q: .311 (Ringers are good.) Next week he plans to .267 throw 350 shoes. Assume that Bill's tosses sat- ...

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Q: A particularly long traffic light on your morning commute is green 20% of the time that you approach...

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Q: A four-digit number is to be formed from the digits 0, 1, 2, 3, 5, 7, 8, and 9. How many four-digit ...

A: The digits are 0, 1, 2, 3, 5, 7, 8, and 9.

Q: 7. Fill in the table with the necessary data to calculate the variance of the sampling distribution ...

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Q: Expected values and Binomial distribution 9. A Random Variable X can take only two values, 1 and 2; ...

A: Let X be the random variable having probability mass function is,  X 1 2 P(X=x)  0.8 0.2 The...

Q: The random variable X has probability density function f(x) given by: f(x) = }x-1 2<xse+1 otherwise ...

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Q: a. Find the probability that, in a year, there will be 4 hurricanes. b. In a 55-year period, how man...

A: Here given no of hurricane occurring follow poisson process

Q: The geographical distribution of the hometown of 80 students of ADU is given as: 50 from Luzon, 10 f...

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Q: A semiconductor company will hire 8 men and 5 women. In how many ways can the company choose from 12...

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Q: Explain the Figure below

A: Given information: A bar graph of price and transition probability is given.

Q: In a deck of Uno cards, there are 76 number cards, 24 action cards, and 8 wild cards. If you select ...

A: It is given that Number of number cards = 76 Number of action cards = 24 Number of wild cards = 8 To...

Q: Given that P(4) = 0.2, P(B)= 0.7, and P(A|B) = 0.12. Then P(A B)= 0.233 0.184 O None of other option...

A: Given P(A)=0.2P(B)=0.7P(A|B)=0.12

Q: In a chi-squared goodness of fit test, the test statistic value was x = 28.44, and the critical valu...

A: Rejection of hypothesis take place when the statistic falls umder rejection region 

Q: In a certain population, it is given that 10% of the people weigh less than 41 kg and 30% of the peo...

A: Let a random variable X denotes the weight of the people. Let μ and σ  be the true mean and the stan...

Q: Because all airline passengers do not show up for their reserved seat, an airline sells 125 tickets ...

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Q: Let {X„} be a time homogeneous Markov Chain with sample space {1,2, 3, 4} and transition matrix P = ...

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Q: The marginal distributions of two random variables X and Y, together with some values of their joint...

A: Solution-: We have following table:   Y=1 Y=2 Y=3 Total X=1 - 0.08 - 0.20 X=2 - 0.32 - 0.80 ...

Q: totalNumberHW04POS bricks were examined for cracks. crackedNumberHW04P05 were found to be cracked. T...

A: P(cracked, discolored or both) = 1 - P(neither cracked nor discolored)                              ...

Q: In an experiment, college students were given either four quarters or a $1 bill and they could eithe...

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Q: A hat and jacket together cost PHP 100. The jacket cost PHP 90 more than the hat. What are the cost...

A: Equation : An equation is a mathematical statement that consists of an equal symbol between two alge...

Q: The probability that it is Friday and that a student is absent is 0.03. Since there are 5 school day...

A: Given,P(a friday)=0.2P(friday and absent)=0.03

Q: The number of work accidents N follows a Poisson(λ) distribution. The parameter λ is a random variab...

A: Given that  N~Poissonλ λ~Uniform0,3

Q: (a) both machines will be performing a usual function, (b) neither will be operating, (c) only machi...

A: Here use venn diagram  Here A = machine A operate usually  B = machine B operate usually 

Q: Weather Suppose that it snows in Greenland an average of once every 26 days, and when it does, gla...

A:    Suppose that it snows in Greenland an average of once every 26 days, and when it does, glaciers h...

Q: TOPIC: CONDITIONAL PROBABILITY 6) A pair of dice is rolled and the sum of the dice is recorded, det...

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Q: There are 18 males and 14 females in a classroom. A president, secretary and vice-president must be ...

A: Given that  Number of males = 18 Number of females = 14 Total number of people = 32   We know that  ...

Q: (1) The geographical distribution of the hometown of 80 students of PUP is given as: 50 from Luzon, ...

A: (1) The geographical distribution of the hometown of 80 students of PUP is given as: 50 from Luzon, ...

Q: QUESTION 6 Two discrete independent random variables X and Y can take values 0 and 1 only. Fill in t...

A:     X=0 X=1 P(Y=y) Y=0 0.1 0.3 0.4 Y=1 0.2 0.4 0.6 P(X=x) 0.3 0.7 1  

Q: Assume that hybridization experiments are conducted with peas having the property that for offspring...

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Q: Suppose that X and Y have following joint probability distribution: F(x,y) 4 1 0.10 0.15 3 0.20 0.30...

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Q: 13 14 15 16 17 18 P(x) 0.08 0.23 0.23 0.28 0.15 0.03

A: Given data is  x 13 14 15 16 17 18 P(x) 0.08 0.23 0.23 0.28 0.15 0.03

Q: Newborn babies: A study conducted by the Center for Population Economics at the University of Chicag...

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Q: The table shows the preferences of 40 students surveyed about the design of a new t-shirt for studen...

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