The probability of a sunny day in Vancouver is. You listen to 4 independent weather forecasts, each of which has an error probability of . What is the probability that it will be sunny if all 4

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A: Population mean = sum(x)/n

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A: Given that SD = 2.6 , mean of 33 car is = 23.5 n = 33, n is the sample size

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A: μ=44.90

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A: Given data(x) of the flight time(in minutes). 286,269,259,265,256,263,257…

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A:

Q: a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n= (Round…

A: It is given that  Margin of error, E = 5.5% = 0.055 Confidence level = 99%

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A: Chi-square Goodness of Fit test The Chi-square goodness of fit test is a statistical thesis test…

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A: P = sum(pxi ) = 1  Mean = sum(x*p(x))  Standard deviation = √[E(x²)-E(x)²] x=days  P(x) =…

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A: Given data :…

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A: The degrees of freedom is, df=n-1    =20-1    =19

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A: Given data n1=n2=10

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A: Given 0.600,0.605,0.602,0.598,0.605,0.604,0.608,0.606,0.611,0.600,0.608,0.612,0.610 Arrange the…

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Q: (a) State the null hypothesis Ho and the alternative hypothesis H₁. Ho :D H₁₂ : 0 (b) Determine the…

A: It is given that  n1 = 414,    X1 = 191 n2 = 557,    X2 = 213   Note: According to Bartleby expert…

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A:

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A: Binomial vs Poisson distribution The Poisson distribution provides the count of independent events…

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Q: The lengths of a professor's classes has a continuous uniform distribution between 50.0 min and 52.0…

A: Followings are the Explanation of the question  Let x be the random variable follows the Uniform…

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A:

Q: What is the interpretation of the slope and the intercept of y = 4.2x - 74430

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A: Givensample size(n)=1051x=513confidence level=99%

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A: Method : we use to t test statistic and assume that the population variances are equal.

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A: given data  normal distribution  μ= 100σ = 15 P(106<x<122) = ?

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A: In this case, we need to identify the sample size n.

Q: A sample of size n = 56 is drawn from a normal population whose standard deviation is a=5.5. The…

A: a) Suppose that µ is the population mean.

Q: You work for a soft-drink company in the quality control division.  You are interested in the…

A: Followings are the Explanation of the question Calculate the Sample Mean and Sample Standard…

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A: Pearson Correlation Coefficient is denoted as 'r' and it is computed as below…

Q: 1. A random sample of 26 local sociology graduates scored an average of 458 on the GRE advanced…

A: Given data,n=26x¯=458s=20claim :μ≠440

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A: Given  Population mean μ=263, standard deviations σ=16  P(X<306)=?

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A: Given data set: The number of observations is, n=16 The mean is calculated below. μ=∑i=1nxn…

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A: Given datan=20confidence interval=95%

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A: The sample size n is 191.

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A: Given information: four levels of factor A (school) and six levels of factor B (curriculum design).…

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Q: A reporter for an international newspaper is given an assignment that is randomly chosen from the…

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A: 5 key keypad with letter A,B,C,D,E.the key can be used to open the garage if the correct five-letter…

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A: given data,we have to find out the critical value for the given Z score here Z0.09 =?here we use…

Q: USE SALT Use the value of the test statistics 1.21 to calculate the p-value for the test. (Round…

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A: Close Friends Self-Esteem Mean 8.90 5.20 SD 3.75 2.15 a = 2.904  and b = 0.258

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Q: Answer 4 & 5 only, provide the sampling technique, justification and t

A: Hello! Thank you for your query. Because RRLs fall under the subjective category, we are only…

Q: Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of…

A: The empirical rule states that if a distribution is unimodal and symmetric i.e. more or less…