6. Use R: Suppose the yearly income of people in Minnesota is normally distributed with mean 45700 and standard deviation 2830. Find the probability that a randomly selected person (X) has an income between 44000 and 48000.

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Q: A normal population had a mean of 70 and a standard deviation of 12. You select a random sample of…

A: μ = 70σ = 12n = 9P(x¯>73) = ?

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A: given data normal distributionμ = 105σ = 15p(X<129) = ?

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A: given data  standard normal distribution z~N(0,1) we have to find value of Z scores.

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Q: A certain standardized tests math scores have a bell shaped distribution with a mean of 525 and a…

A: GivenMean(μ)=525standard deviation(σ)=105

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Q: If two balanced die are rolled, the possible outcomes can be represented as follows. (1, 1) (1, 2)…

A: given data we roll two balnced die.given total out comes=36find P(sum of dice is 7)=?

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A: x P(x) 0 0.3 1 0.26 2 0.16 3 0.09 4 ?

Q: 13. Suppose a data set contains distinct value and its distribution is skewed to the right. What…

A: Skewed to the right : Mode> median> mean.

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Q: 18. DETAILS MY NOTES ASK YOUR You have completed 1000 simulation trials, and determined that the…

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Q: Medicare Hospital Insurance The average yearly Medicare Hospital Insurance benefit per person was…

A: GIVEN DATA  normal distribution μ = 4064σ = 460n = 20

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Q: Suppose that on a particular multiple choice question, 96% of the students answered correctly. What…

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Q: Which of the following values cannot be probabilities? 3/5, √2, 1.46, 5/3, -0.59, 1, 0, 0.07 Select…

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Q: The Tippie College of Business obtained the following results on the salaries of a recent graduating…

A: Given: Finance majors: n1 = 135 X1 = 48375 s1 = 19500 Business Analytics majors: n2 = 40 X2 = 55525…

Q: A jar is filled with 68 different colored marbles, 12 of which are red, 29 of which are blue, and 27…

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Q: The accompanying data show the South African population versus expenditure on new construction works…

A: Given: Sample size n = 4 b = 4.4739 Formula Used: a = ∑Y-b∑Xn

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A: x p(x) 0 a 1 0.23 2 0.08 3 0.04 4 0.32 5 0.17

Q: 20. The following statements are true about the computation of the grouped mode EXCEPT O The grouped…

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Q: An article in the ACI Materials Journal (Vol. 84, 1987, pp. 213-216) describes several experiments…

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Q: The following contingency table contains a breakdown on rating of the favorite movie from a group of…

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A: Suppose, p is the proportion of all Americans who have experienced back pain in the past 12 months.

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Q: Given a standardized normal distribution (with a mean of 0 and a standard deviation of 1), complete…

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Q: 69*9 665 약

A: 15. It is given that 67% of respondents disapproved of the overall job that the President was doing.

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A: given data normal distributionμ = 3.41σ  = 0.55P(x>4.30) = ?

Q: In a completely randomized experimental design, 11 experimental units were used for each of the 3…

A: From the given information, SST=6,000 and SSTR=1200.

Q: 5. If Mo is the mode of all original observations and we add any constant to all original…

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Q: Software output is not required for this assignment. (Problems 1-2) Taxes and Soda Consumption -…

A: We need to write the Hypothesis for the given data as follows.

Q: In a large population, 65 % of the people have been vaccinated. If 5 people are randomly selected,…

A: It is given that  P( success ) = p = 65% = 0.65 Sample size, n = 5

Q: Lincoln County EMS is used on average 500 times over the course of a year. The number of times…

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