It is assumed that the X chance variable shows a lognormal distribution with parameters μ = 0 and σ = 2. So what's the probability P(10 < X < 50) ?

Q: The random variable X has Benford's law, a discrete distribution described by P(X = k) = log10(k+1)-…

A: Here k is possible odd values , k= 1≤k≤9= 1,3,5,7,9 PX=k=log10k+1-log10k

Q: Assume that a procedure yields a binomial distribution with a trial repeated n=10n=10 times. Use…

A: Given: Sample size (n) =10 Probability of success (p) =0.74 Number of success (k) = 4 Use excel…

Q: Consider you go to a COVID vaccination centre to get yourself vaccinated. Let the random variable X…

A: We have given exponential distribution and we have to find cdf and it's graph.

Q: Note: R is the last digit of the student registration number. (second last digit, if the last digit…

A: Given Information:      Portfolio Value=$100Mean μ= 20%Variance σ2=10 Consider the last digit of the…

Q: Calculate the probabilities using geometric distribution Round to 3 decimal places. a. The first…

A: If the probability of success on each trial is p, then the probability that the kth trial (out of k…

Q: Assume that a procedure yields a binomial distribution with a trial repeated n=16n=16 times. Use…

A: I will use excel formula "=BINOM.DIST(k, n, p, FALSE)" to find the probability. k n p Excel…

Q: The wait time for your local pizzeria to deliver food is normally distributed with µ = 35 minutes…

A:

Q: An electrical switch has an exponential distribution with an average lifetime of 2 years. For a…

A: @solution ::

Q: value 10250 kg/day/km and a coefficient of variation of 44 %. 1. What is the probability that D is…

A:

Q: Assume that a procedure yields a binomial distribution with a trial repeated n=10n=10 times. Use…

A: It is given that n = 10, p = 0.51 and k = 2.

Q: Let  p(y)  denote the probability function associated with a Poisson random variable with mean ?.…

A: Explanation:here given the Poisson distribution with mean 8.3   Greatest integer is 8  So the answer…

Q: random variable X follows Poisson distribution with a rate of 7. Calculate the probability P(X =…

A: A random variable X follows Poisson distribution with a rate of 7. here λ=7we have to find out the…

Q: X chance variable parameters; It is assumed that it shows a lognormal distribution with μ = 0 and σ…

A: Given: Population mean μ=0 Population standard deviation σ=2 X ~ ln N(0, 22) lnX ~ N (0, 22)

Q: What is the probability that Y is equal to 5, P(Y=5)? Round to the nearest 2nd decimal place, 0.xx

A: It is defined that the probability that an individual person clicks on the online ad is 0.22 (or…

Q: The graph of a continuous probability distribution cannot have y-values larger than 1.

A: Given that   The graph of a continuous probability distribution cannot have y-values larger than 1.…

Q: Assume that a procedure yields a binomial distribution with a trial repeated n=10n=10 times. Use…

A:

Q: What are the probabilities P1, P2, P3 for the router failing not earlier than tB = 500h for the…

A: Let X be the time until failure is approximately well estimated with an exponential distribution…

Q: The time it takes me to wash the dishes is uniformly distributed between 8 minutes and 15 minutes.…

A: Given: X: Time taken (in mins) to wash dishes X~U(8,15)

Q: andom variable X follows Poisson distribution with a rate of 5. Calculate the probability P(X = 4)?

A: A random variable X follows Poisson distribution with a rate of 5.λ=5  Calculate the probability P(X…

Q: Assume that a procedure yields a binomial distribution with a trial repeated n=6n=6 times. Use…

A: The procedure yields a binomial distribution repeated n = 6 with probability of success = 44% Hence,…

Q: The time it takes me to wash the dishes is uniformly distributed between 11 minutes and 18 minutes.…

A:

Q: The time it takes me to wash the dishes is uniformly distributed between 5 minutes and 14 minutes.…

A: It is an important part of statistics. It is widely used.

Q: The annual rainfall (in inches) in a certain region is normally distributed with μ = 40 and σ = 4.…

A: Given that : The annual rainfall (in inches) in a certain region is normally distributed with μ =…

Q: Assume that a procedure yields a binomial distribution with a trial repeated n=9n=9 times. Use…

A: We have given that,  If X is a random variable followed by the binomial distribution,  P= 0.26 and n…

Q: The failure time (T) of an electronic circuit board follows exponentially distribution with failure…

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Q: I model the time at work as a Gamma distribution with parameters r = 20, = 2. What is the average…

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Q: P(A)=34 PCB) 14 At a certain school, 34% of the students will qualify for financial A and 19% will…

A: “Since you have posted multiple questions with multiple sub parts, we will provide the solution only…

Q: The time it takes me to wash the dishes is uniformly distributed between 11 minutes and 17 minutes.…

A: Given that, The time it takes me to wash the dishes is uniformly distributed between 11 minutes and…

Q: Let X luck variable show μ = 1, σ2 = 1 parameter lognormal distribution. So what is the probability…

A: Given: X has lognormal distribution with μ = 1 and σ2 = 1. Therefore, Y=lnX has normal distribution.…

Q: For a loss X with exponential distribution with parameters mean, what can you conclude about it's…

A: Given that the loss X follows an exponential distribution with mean θ. So, the PDF of X is…

Q: 3. Statistics Grades: In a large section of statistics class, the points for the final exam are…

A: Given Grades are assigned in such a way that the top​ 10% receive​ A's the next​ 20% received​ B's…

Q: The time it takes me to wash the dishes is uniformly distributed between 10 minutes and 20 minutes.…

A: Uniform distribution is a continuous distribution with two parameters a and b. a is the lower limit…

Q: The time it takes me to wash the dishes is uniformly distributed between 12 minutes and 22 minutes.…

A: Given:The uniform distributed time for washing dishes is 12 minutes and 22 minutes. Then the…

Q: A random variable X can be modeled by the Exponential distribution, where 3 = 0 = 4, λ = 1. (a)…

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Q: but isn't the expectation alpha times beta rather than alpha divided by beta?

A: In this question, alpha is shape and beta is rate parameters.

Q: All probability distributions whose variable extent depends on the parameters do not belong to the…

A: #: All the probability distribution whose variable extent depends on parameter do not belongs to…

Q: The life X in months of a certain light bulb is a random variable with exponential density. What is…

A: The mean is 20.

Q: We know that Jenny has a 70% chance to be active in 2020, and the yearly retention rate is 90%…

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Q: We assume that the temperature during the month of March follows a normal distribution with an…

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Q: What is the probability that washing dishes tonight will take me between 14 and 19 minutes?

A: Uniform distribution is also known as the rectangular distribution  because its pdf resembles a…

Q: The probability that a randomly selected teenager watched a rented video at least once during a week…

A: Step 1 :The binomial distribution probability is:P(X=x)=nCx​px(q)n−xwhere ::: x represents the total…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.