3. z - 2.79 4. z - 1.66 5. z = 0.12

Q: Suppose that X is a random variable * ? having the following p.d.f. , Find Var(x) { 2(1 – x) 0 < x <…

A: Given: f(x)=2(1-x) , 0&lt;x&lt;1 The formula to compute the mean is: V(x)=∫x2fx dx-∫xfx dx2

Q: Define the residual method of estimating irregular components in a time series ?

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Q: shows that 95% of submachine gun buyers purchase a box of bullets. What is the probability that a…

A: Here Given P(P)=Probability Personnel buy Pistol=0.85 P(G)=Probability that Personnel  buy  Gun=0.15…

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A:

Q: 8.) If P(AorB) =0.7, P(A)=0.6, and P(AandB)=0.3, determine P(B)

A: Given that  P(A or B)=0.7 , P(A)=0.6 , P(A and B)=0.3

Q: a. You are going to choose a number randomly from the set {1, 2, 3, . 23, 24}. What is the…

A: Given that  Set of numbers=S=(1,2,3,_______,23,24) n(S)=24 Number divisible by 4=A=(4,8,12,16,20,24)…

Q: Suppose we have a 12 sided fair die and we toss it 20 times. What is the expected value of the sum…

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Q: I PxY (xy) Consiter the followihg pdf: 2 -2 3 ad Find the variance of random varibles x and Y, b.)…

A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…

Q: Need within 1 hour please... A lottery offers INR 1000 with probability 0.25, INR 16 with…

A: Given Information: The utility function is,    u(x)=log(x) The table that shows the outcome with…

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A: The proportion value is obtained as given below: p^=Number of observationSample size=378900=0.42…

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A: Given that  Total tags=10 Sample space=S=(1,2,3,4,5,6,7,8,9,10) Number drawn less than 4=A=(1,2,3)…

Q: 1. A small study aims to see the correlation between having a tattoo and cases of depression. In one…

A: Expected for a probability distribution can be found x and its probability .

Q: Compute (i) GFR, (ii) TFR, (iii) GRR from the given data. Female population in Thousands Age Number…

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Q: It's known that diskettes produced by a company will be defective with probability 0.01…

A: It is given that the sample size n is 10 and p=0.01.

Q: The use of the interval P(1 -p) p + (z critical value), n requires a large sample. For each of the…

A: Conditions are giving below

Q: 1. Marcela and Lorenza agreed to go under one-month observation period. During the time, the fashion…

A: 1. The provided information is  Marcella takes 20 to 40 minutes to cut the basic cloth pattern. The…

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Q: | Discuss the term 'central mortality rate' and give the formula for its calculations. CS Scanned…

A: We have given the term central mortality rate.

Q: a. What is the probability of a student getting "C" if the student is a male? b. What is the…

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Q: An average number of customers is 6 in 30 minutes. Find the probability that during 15 minutes it…

A: Given: An average number of customers is 6 in 30 minutes. =&gt; In 15 minutes, the average number of…

Q: A store manager wants to determine the effect of house sizes on sales prices. He has randomly…

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Q: GCH 412 Bias Complete the chart below. Indicate the direction of the bias in each situation. True…

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Q: earning at least Rs 63 but less than Rs 75. V Draw a less than ogive from the following data and…

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Q: the random variable H. 2. A meeting of envoys was attended by 4 Koreans and 2 Filipinos. If three…

A: NOTE-AS PER YOUR REQUIREMENT I HAVE CALCULATED 2ND QUESTION ONLY

Q: 1. Let X be a nonempty set of sets. Prove that P(UX) = U{P(A)| A e X} if and only if UX E X.

A:

Q: Calculate the mean of the given frequency distribution 10-20 20-30 30-40 40-50 Class intervals:…

A: We have given that the frequency distribution table. The total frequency is 75.

Q: it gets at least one of these two services from the company? (b) it gets exactly one of these two…

A: Here use venn diagram

Q: (c) not less than 8. Click here to view page 1 of the table of binomial probability sums. Click here…

A: Let X be the random variable from binomial distribution with probability (p) = 0.70 and sample size…

Q: 2. During the observation period, it was observed that on the average, the number of simple garments…

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Q: three games, the probability that Wendy wins at least two games is:

A: here jack and wendy and jack play game in which they both toss a die once

Q: It has long been stated that the mean temperature of humans is 98.6°F. However, two researchers…

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Q: Q- 1Consider a Poisson distribution with μ = 3. Compute P(x>=2).   Q-2 Consider a Poisson…

A: Solution-: Q.1 Given: μ=3, Compute P(X≥2)=? Q.2 Given: μ=3, Compute f(1))=? Q.3 Given: n=20,p=0.70…

Q: vi). Assume there are 6 marbles in a bag: 3 black marbles and 3 white marbles. What is the…

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Q: Q- 1 Twenty-three percent of automobiles are not covered by insurance (CNN, February 23, 2006). On…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

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Q: What do you call the term if the sample space of a random experiment consists of uncountable…

A: Discrete random variable set is the data in which value is countable and finite. Example {1,2,3,4,6}…

Q: Records indicate that the mean weight of mature rainbow trout in Eagle Creek is 1.75 kg with a…

A: Given that  σ=0.37 , s=0.49 , n=19

Q: The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 31…

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Q: b. What is the probability of a female student given that they got a "B"?

A: Here AS PER NOTE GIVEN I HAVE CALCULATED B

Q: Determine the sample size necessary under the following conditions. a. To estimate u with o = 44, E…

A: As per our guidelines we are suppose to answer only one question. Given,σ=44 ,…

Q: (b) Compute the value of the test statistic. Round the answer to two decimal places. t =

A: We have given that  Sample mean = 35750 Population mean = 35000 Standard deviation = 7650Sample size…

Q: What is the probability of getting an even when you roll a die?    a. 1/3   b. ½   c. ¼

A: Here, we know that, Sample space ( 1,2,3,4,5,6) Even numbers ( 2,4,6) Probability of getting an even…

Q: The probability that fewer than 33 of 124 eligible voters voted is (Round to four decimal places as…

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Q: gner noticed that to cut a basic clothing pattern, Marcela takes 20 to 40 minutes w 45 minutes.…

A: *Answer:  Marcela and Lorenza agreed to go under one-month observation period. During the time, the…

Q: G. What is the probability that a randomly selected person from this study did not use the patch to…

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Q: Question 1 Determine whether the value is a parameter or statistic Two thirds of the class are women…

A: