Mathematic 10-19 20-29 30-39 40-49 50-59 60-69 degrees Pupils (fi) 2 5 11 25 31 27 Find the (1)Mean, (2)Median, (3) Mode, (4)S.D, (5) C.V% 70-79 17 80-89 90-99 7 5

Q: Given a p.m.f. of x as below: (e-33x f(x) x = 0, 1, 2, ... = x! 0 O. W and y = 2x, then the p.m.f.…

A: In question, We have given the pmf of random variable X and Y = 2X then we'll find the pmf of Y. The…

Q: A water bottling facility has a mean bottling rate of 34.I thousand bottles per hour with a standard…

A: Given information: For Water bottling facility, Mean bottling rate (μ1)=34.1/hourS.D(σ1)=2.13Water…

Q: A sample of 5 pipes is selected from the 30 pipes without replacement. Determine the probability…

A: here given  there are total 30 concrete pipes of them 8 defective and 12 are non defective  here it…

Q: PLEASE SOLVE ACCURATE AND EXACT PLEASE: List and describe at least three characteristics of the…

A:

Q: A group of students at a high school took a standardized test. The number of students who passed or…

A: P(pass)=65+37/65+37+28+14               =102/144                =0.7083 P(male)=65+28/65+37+28+14…

Q: Adam Sucrose is a market trader and counts the number of customers he sells to every day. The daily…

A:

Q: Use the z-score formula, z = x-μ , and the information below to find the value of x. Round your…

A: Formula : Z =(X - μ)/σ

Q: (a) Determine the mean of X. (b) Determine the variance of X. (c) What is P(X< 4.0)? A M F M pla

A: It is given that the X has a continuous uniform distribution over the interval [2.2, 5].The pdf of…

Q: Recently, the bowling scores of a certain bowler were normally distributed with mean 201 and…

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Q: Find k such that the function is a probability density function over the given interval. Then write…

A: Answer:- Given probability density function                  f(x) = kx ,    [10, 70]…

Q: A-The mean of the flow? B- The stand. Dev. of the flow?

A: here given  ,   the river flow exceeds 2000 m3/sec is 15%  CV = 0.20  = σμ

Q: rankings are considered equally likely, what is the probability that women took the top 6 ranks.

A: HERE AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION  here  Probability  =  #favorable outcome /…

Q: 9) If the average yield of a dunum of yellow corn is 800 kg, with a standard deviation of 40 kg, and…

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Q: d. The standard deviation. Q5: A- Assuming there are 25% of measurement items are defective, if we…

A: The probability mass function of Binomial distribution is given by

Q: ANSWER IN DETAILED FORM A six-sided die is rolled 15 times. What is the probability of getting…

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Q: Ex7: Suppose that X has an exponential distribution with λ = 2. Determine the following: a/ P(X ≤0)…

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Q: The country of Sokovia regulations states that plate numbers for cars should be composed by 4…

A: Given, The country of Sokovia regulations states that plate numbers for cars should be composed by 4…

Q: (15) A powerful detector measures the frequency of radiation over virtually the entire…

A:

Q: How many ways can 11 DVDs be arranged on a shelf?

A: Given Number of ways can 11 DVDs be arranged on a shelf.

Q: Two dice are rolled, find the probability" that the sum is less than 5

A: if two dice are rolled than the possible outcomes…

Q: Calculate the standard score of the given x value, x=41.3x=41.3, where x‾=41.4x‾=41.4, s=6.8s=6.8.…

A: Givenx=41.3Mean(x)=41.4standard deviation(s)=6.8

Q: mean of 0.4 micrometer and standard deviation of 0.15 micrometer. The line width of for…

A: Followings are the Explanation of the question Use the Normal approximation method μ=  0.40 σ=0.15…

Q: 4.6 4.6 4.4 4.5 4.3 4.7 4.9 4.6 4.6 4.5 4.7 4.5 4.5 4.6 4.6 4.6 4.8 1. Use the ungrouped data that…

A: Histogram is an appropriate diagram for representing the frequency distribution of a continuous…

Q: 11. A quesadilla restaurant has five different meats, six different fillings, and two different…

A: Introduction: We need to find the number of possible ways of ordering a quesadilla, having one type…

Q: 7. The U.S. Census Bureau projects that China's population will be 1,394,015,977 by July 1, 2020.…

A: Since, the question number is not specified, we'll be answering the first question only. Please…

Q: 9. Identification Tags How many different 3-digit identification tags can be made if the digits can…

A: As per bartleby policy I answered first question

Q: 10. What is the probability that both officers will be women given that at least one is a women? A.…

A: SOLUTION Given That, Two men and two women are in  a committee. Two of the five are to be chosen to…

Q: Each member of a random sample of 19 business economists was asked to predict the rate of inflation…

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Q: Q3/ In a cement store there are (750) bags, (400) of which are salt- resistant, (200) of them are…

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

Q: What are the descriptive methods in assessing normality? Explain each method.

A: Normality test: This test is applied to assess normality of data sets. Normality of a data set is an…

Q: Ten international students who include four males and six females are friends. Each of the four male…

A: There are 4 males and 6 females . Each of the four male students wants to invite one of six female…

Q: A bag contains 180 white or black marbles. Knowing that the odds of drawing a white marble from this…

A: The odds in favor of event A is defined as P(A)/(1 - P(A)).

Q: A sample of 5 pipes is selected from the 30 pipes without replacement. Determine the probability…

A:

Q: A pianist plans to play 5 pieces at a recital from her repertoire of 22 pieces. How many different…

A: Permutation formula: nPr = n!/(n-r)!

Q: Disks of polycarbonate plastic from a supplier are analyzed for scratch and shock resistance. The…

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Q: Scores on a test have a mean of 8181 and a standard deviation of 1313. Michael has a score of 9393.…

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Q: A bag has 4 blue and 5 red marbles. One marble is drawn and set aside, and then a second marble is…

A: Answer 5:-  Given a bag has 4 blue and 5 red marbles. One marble is drawn and set aside,…

Q: . How many students obtained scores between 74.5 to 84.5? . How many students obtained scores…

A: Here Given  The frequency curve of the Scores obtained by students

Q: The following is the breakdown of male patients with high blood pressure, high cholesterol, and…

A: Each event explains all the outcome of the experiments. If the event happened based on that event…

Q: use the beta function to compute P(3<Y≤5).

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Q: Katherine works at a grocery store and is assigned their daily duty by the shift manager in charge.…

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Q: A local government official observed an increase in the number of individuals with cardiovascular…

A:

Q: Is deal with historical process data Statistical Method O Scientific Method O Retrospective study…

A: The Option (c) Retrospective study is the correct answer.

Q: - Your answer is partially correct. Errors in an experimental transmission channel are found when…

A:

Q: Orders for a computer are summarized by the optional features that are requested. The proportion of…

A:

Q: number

A: Given,  The average number of internet interruptions in Barangay Alabang (λ) = 4

Q: Q2: A secondry school is offering 3 language classes, one is Engllish, one is French, and one is…

A:

Q: 3. Find the mean, variance, and standard deviation of X. The proportion of people who respond to a…

A: The given probability density function is  f(x)=x23 ,   -1&lt;x&lt;20  , elsewhereThe mean is…

Q: THEOREM 4.1 (The Linearity Property of Expectation). Let X and Y be two random variables. Then the…

A: Given:Let X and Y be the two discrete random variables.Then the expectation of their sum is the sum…

Q: Exercise Suppose that X is a continuous random variable whose probability density function is given…

A: given; probability density function f(x) of a continuous random variable X…