Sixty-three percent of U.S. households have a personal computer. In a random sample of 400 households, determine the mean of the binomial distribution.

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Q: sample mean, sample standard deviation, and sample size are given. Use the one-mean t-test to…

A: Given that  Hypothesized Population Mean (\mu)(μ) = 2.852.85 Sample Standard Deviation (s)(s) =…

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A: Given: X¯1 = 8.2 s1 = 7.1 n1 = 30 X¯2 = 0.5 s2 = 1.1 n2 = 35

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A: Hypothesis : Null hypothesis : H0 : ρ = 0 , i.e. there is no significant linear correlation between…

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A: Solution-: Given: x¯=36.5,σ=3,n=20 (a) What is the 95% confidence interval estimate for μ? (b) Are…

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A: The slope value is -285.21.

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Q: scores in their technical exam (in percentage). APPLICANT SCORE APPLICANT SCORE 1 Ana 75.2 11 Mia…

A: Solution: The observation in increasing order are 50.5, 58.5, 60.3, 63.3, 63.4, 68.7, 71.2, 74.2,…

Q: f. Based on this, we should O fail to reject the null O reject the null accept the null g. Thus, the…

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Q: If a test statistic does not lie in the critical region, we should the null hypothesis.

A: Rejection Rule: IF the test statistic value lies within the critical region, then reject the null…

Q: [S1] Yn = Yn-2 + 0.5Yn-12 +0.25Yn-14 + En – 0.25€n-12, [S2] Yn = Yn-2 + 0.5Yn-12 – 0.25Y,–13 + En +…

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A: Given that  μ=90 , σ=27 , n=100

Q: The Joint Distribution of the Minimum and, Maximum EX2: Pyoof Fxa).X(n) (, y) = P(X(1) < x, X(n) y)…

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Q: A particular fruit's weights are normally distributed, with a mean of 201 grams and a standard…

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A: Given that  Sample size n =60 Sample mean =910 Population standard deviation =123

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Q: What are properties that only, independent events have? Select all. P(AN B) P(B) P(A| B) O P(A| B) =…

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Q: A machine that fills beverage cans is supposed to put 16 ounces of beverage in each can. Following…

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Q: If all possible samples of size n=30 are selected from a population with H=80 and o=10 and the mean…

A: mean = 80 Standard deviation = 10 Sample size = 30

Q: A sample of size n = 10 is drawn from an approximately normal population whose standard deviation is…

A: Givensample Mean(x)=50.9standard deviation(σ)=12.5sample size(n)=10Confidence interval = 99%

Q: A 9-year-old girl did a science fair experiment in which she tested professional touch therapists to…

A: Given,n=293x=128sample proportion(p^)=xnsample proportion(p^)=128293=0.4369α=0.05

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Q: Suppose that the temperatures of healthy humans are approximately normally distributed with a mean…

A: From the provided information, Mean (µ) = 98.6 degrees Standard deviation (σ) = 0.8 degrees X~N…

Q: The following bivariate data set contains an outlier. x y 108.4 4170.3 83.2 1105.2 95.4 -1398.9 58.3…

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A: Given Chart of North America emails Find a,b and c parts

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Q: Use the contingency table below to find the probability of the following events. c. A'|B" a. A|B d.…

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Q: A ) Suppose X and Y have a bivariate normal distribution with px = µy = 0, Ox = dy = 1 and p= 0.5.…

A: Given X and Y are bivariate normal distribution with μX=μY=0, σX=σY=1 and ρ=0.5.

Q: ittious: Solve the following: There are five newly hired salespersons at Toyvota Manila Branch. The…

A: Please note that as per our guidelines in a multiple sub-parts question we can answer the first…

Q: Consider a regression model: t = 1,2, ..,T Yt = Bo + B1x1t +U; u = pu,-1 + vi where v,~iid(0, o?).…

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Q: A legislative committee consists of 6 Democrats and 5 Republicans. A delegation of 4 is to be…

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Q: From long-term observation, it is known that the waiting-time for non-ambulance adult arrivals in a…

A: GivenMean(μ)=120standard deviation(σ)=50sample size(n)=200

Q: regression analysis between cost to build a clinic (in dollars) and clinic size (in square foot)…

A: Given that ; y=75+6x X represent clinic size  Y represent cost of a clinic build.  Bu using the…