Example 51. How many triangles can be made by joining the vertices of decagon? How many diagonals will it have?

Q: Thirty Asian Utility vehicles were tested for biodiesel fuel efficiency (in km/liter). The following...

A: Given frequency distribution: Class Frequency 8-12 3 13-17 5 18-22 15 23-27 5 28-32 2 ...

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A: Given information: s1=10, n1=35s2=45, n2=35

Q: A study of 40 bowlers showed that their average score was 186. The standard deviation of the populat...

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Q: 10. Define Beta distribution of first kind. Find its mean and variance.

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Q: 1. Use a basic linear model y= ax +b to fit the following data sets. Provide the ANOVA table, i.e. S...

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Q: Four research participants take a test of manual dexterity (high scores mean better dexterity) and a...

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Q: The probability that the wave will crash onto the beach between 0.2 and 1 seconds after the person a...

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three su...

Q: If an experiment can result to any of 5 possible outcomes, what is the size of the event space for t...

A: The three statements are given. We have to check whether the statements are true or false.

Q: A sample of size 39 will be drawn from a population with mean 47 and standard deviation 11. Use the ...

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Q: nows the growth of 2 species of bacteria grown on the same petri dish. It älsö shows their growth ra...

A: The given graph shows the growth of two species of bacteria when grown on the same media.

Q: and then transfer to a second bus. Let Y denote the waiting time (in minutes) for the school bus. As...

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Q: Find the critical value(s) and rejection region(s) for the indicated t-test, level of significance a...

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Q: In a survey of 4026 ​adults, 708 oppose allowing transgender students to use the bathrooms of the op...

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Q: Refers to the population which consists of the objects or entities under consideration in the survey...

A: The correct option is (B) Statistical Population. Because, The sampled population is the population ...

Q: 4. Given the R software output below, interpret the 90% confidence interval about the true mean germ...

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a...

Q: Let, (8.49, 10.39, 9.76, 12.66, 10.35, 10.96, 8.25, 12.14, 7.52, 8.92) iid∼N(μ,σ2) with μ∈Ris unkno...

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Q: Items weight sodium 150 sugar spices vegetable 125 fruits 175 125 170 pulses wheat 125 150 Rice 130 ...

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Q: 1. Q3 1 2. Ds 3. D7 10 4. P68 10

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Q: Question 4 A standard nomal transformation has been performed on the random variable Y, using the fo...

A: Introduction: It is required to identify the contradiction in the graph and the equation of the z-sc...

Q: Histogram plots are only used as an accounting tool. O True O False

A: The histogram is a popular graphing tool. It is used to summarize discrete or continuous data that a...

Q: (c) What is the probability that a random sample of 23 pregnancies has a mean gestation period of 27...

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Q: a study of cell phone use and brain hemispheric dominance, an Internet survey was e-mailed to 5000 s...

A: Bootstrap confidence interval     The bootstrap is a method for estimating standard errors and compu...

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Q: here is a very popular lottery in which a ticket is called a scratcher. In this lottery, 47% of the ...

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Q: The estimated GARCH volatility model parameters and t-statistics are given below. Volatility Predict...

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Q: by weight: Following are weights, in pounds, of 11 two-month-old baby girls. It is reasonable to ass...

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Q: Determine the given in each problem and solve for the statistical value z. 1. It was found on a stu...

A: As per our guidelines we are supposed to answer only one question per post so i am solving first que...

Q: Data: Below are the number of patients who visited the Out-patient Department of the Baguio General ...

A: Given data: 37,26,76,65,83,78,59,85,84,43,77,66,62,58,60,63,72,86,78,75,45,73,63,78,54,70,53,62,74,9...

Q: fond the maximum for the lower quarter?

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Q: LOWEST TERM: 15 17 18 19 20 21 22 23 24 P(X) 3. 5 34 34 17 17 34 34 17 34 34

A: Know that  Mean = E(x)= ∑x×p(x) E(x2)=∑x2×p(x) Var(x)=E(x2 ) - [E(x)]2 

Q: Suppose a box contains {0, 2, 3, 4, 6}. Suppose that 100 draws are made at random with replacement. ...

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Q: Researchers conducted trials to investigate the effects of color on creativity. Subjects with a red ...

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Q: The test scores for two statistics classes are shown below.7. Morning Class:88, 74, 69, 71, 58, 74,...

A: For the given data Write a comparison, in context, between the two distributions using the appropria...

Q: The Indian River County Health Department needs to estimate the proportion of all children in the co...

A: 1) It is given that n=116 and the sample proportion is 0.74.

Q: Show that YN = Nỹn is unbiased for Yy. That is, show that E[ YN]= YN -

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Q: a) graph the frequency distribution of errors b) determine the most a

A: a) From the given information,  The errors are, Error -0.2 -0.23 3.17 0.3 0.09 1.24 ...

Q: A police radar gun is used to measure the speeds on a highway. The speeds are normally distributed w...

A: GivenMean(μ)=62standard deviation(σ)=12

Q: The values listed below are waiting times​ (in minutes) of customers at two different banks. At Bank...

A: Given: Bank A 6.5 6.6 6.7 6.8 7.1 7.3 7.5 7.8 7.8 7.8 Bank B 4.3 5.4...

Q: Perform at-test (significance level a- 0.0s) to test vour null hypothesis and compare blood syatalie...

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Q: find the p value when the test statistics is -6.61 the df is 10-1, and the level of significance is ...

A: The test statistic is -6.61.

Q: 1. Given a random variable X with a mean of 20, a variance of 9, and a random sample of n taken from...

A: Empirical rules:1) P(μ-σ<X<μ+σ)=68%2) P(μ-2σ<X<μ+2σ)=95%3) P(μ-3σ<X<μ+3σ)=99.7%

Q: 8. The Muscat Distributing Company is investigating two different scheduling methods for its truck d...

A: Introduction: Coefficient Of variation:  The coefficient of variation is the relative measure of dis...

Q: Illustration 9.20. The following Table shows the distribution of- 105 families according to their ex...

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Q: based on the computed Pearson Coefficient of Correlation, determine/give interpretation if the grade...

A: The obtained correlation coefficient is -0.77430159.

Q: A card is selected at random from an ordinary deck and replaced. Find the probability that the first...

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Q: thế Förmulä?" Formula 3: o*, = E [x P (x)]-p, Formula 1: p, = [X-P(x)] Formula 2: o, = E[(X-p.) P (x...

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts fo...