Probability Question
Q: Find P(A|B) if A is a subset of B. (Note: P(A|B) is conditional probability).
A: The formula of the conditional probability is, Subset of the event means the every outcomes of...
Q: If X is binomial with n=10 and p = .4 then the standard deviation of X is?
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Q: Please answer number two and can you show how its done in excel.
A: 2) Null Hypothesis: H0: The distribution of the percent wound healing is not normal. Alternati...
Q: The average number of calories in yum-yum good candy bars is 210, with a standard deviation of 10. i...
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Q: An urn contains 9 black and 6 red balls. Five balls are randomly drawn from the urn in succession, w...
A: The probability of drawing the black ball will be:
Q: The article “Reliability-Based Service-Life Assessmentof Aging Concrete Structures” (J. Structural E...
A: From the information, observe the article suggests that a Poisson process can be used to represent t...
Q: The ages in years of 21 people in a swimming pool are displayed in the stem-and-leaf plot. Determine...
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Q: Distinguish between frequentist and subjective approaches?
A: 1. The frequentist approach is the statistical tool that is used to determine the conclusions from l...
Q: The Higher Education Research Institute at UCLA collected data from 203,967 incoming first-time, ful...
A: Solution: Let, X: The number of students that reply “yes” n: Total number of students to be sampled ...
Q: The top speeds for a sample of five new automobiles are listed below. 195,100,165,130,145 calculate ...
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Q: Compute the indicated quantity. P(B) = 0.5, P(A ∩ B) = 0.2. Find P(A|B).
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Q: Illustrate probability density function of a normally distributed random variable?
A: f(x)=12πσ2e-(x-μ)22σ2 -∞<x<∞ X~N(μ,σ2)
Q: Calculate a 95% confidence interval on the standard deviation of time until a tumor appearance. Assu...
A: Confidence interval: The confidence interval for the population standard deviation σ is, n-1s2χU2<...
Q: Explain "null hypothesis"? its properties?
A: Null hypothesis: The null hypothesis is a statement about a population parameter, such as the popula...
Q: Assume that the probability of getting a job that you applied for is 19%. Give all answers to at lea...
A: Given data: The probability of getting a job is P(A)=19%. a) The expression for the probability ...
Q: A paper bag contains three dice.: Dice X’s faces are numbered 1, 2, 3, 4, 5, 6; Dice Y’s faces are n...
A: Number of dice (X, Y,Z) = 3 Numbers on dice X = 1, 2, 3, 4, 5, 6 Numbers on dice Y = 2, 2, 4, 6, 6, ...
Q: Give introduction to the Probability? what are the concepts of probability?
A: Introduction to probability: Probability is defined as the chance of an event which occurs between d...
Q: For this problem, assume the box contains 6 red balls, 7 blue balls, and 5 white balls, and that we ...
A: Given that box contains 6 red balls, 7 blue balls, and 5 white balls. Total number of balls is 6+7+...
Q: 20% of all students are left-handed. A class of size 20 meets in a room with 5 left-handed and 18 ri...
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Q: A certain company sends 40% of its overnight mailparcels via express mail service E1. Of these parce...
A: Given data: *The probability of the company sent the overnight mail parcels via express mail is, P(...
Q: Here is a sample of amounts of weight change (kg) of college students in their freshman year: 13, 5,...
A: Using the ten bootstrap samples. to determine 80% confidence interval estimate of mean weight change...
Q: In the game of euchre the deck consists of the 9,10,jack,queen,king, and ace of each suit. Players a...
A: Given information- We have given a deck of cards. In a deck consist of 52 cards. It has 4 suits name...
Q: Compute the indicated quantity. P(A|B) = 0.4, P(A ∩ B) = 0.3. Find P(B).
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Q: For this problem, assume the balls in the box are numbered 1 through 6, and that an experiment consi...
A: The box contains the balls numbered from 1 to 6, that is B1,B2, B3, B4, B5, B6 , that is there are 6...
Q: Suppose we want to choose 4 colors, without replacement, from 18 distinct colors. How many ways can ...
A: From the provided information, Total distinct colors = 18 Number of colors to be chosen = 4 If the o...
Q: Can you help me with question 5?
A: Introduction: For the exponentially distributed random variables X and Y, with respective parameters...
Q: 6. Given: (i) Hz+e is constant for 0 < t < 1 and (ii) qz = 0.16. Calculate the value of t for which ...
A: Given: μx+t is constant for 0 ≤ t < 1 and, qx = 0.16 tpx = 0.95
Q: Jse the given information to find the number of degrees of freedom, the critical values x and x, and...
A: The sample size n is 26.
Q: The probability that visiting particular doctor results in neither ECG or an X-ray is 35%. Of all p...
A: Given: P(X-ray ) = 30% = 0.30 P(ECG) = 40% = 0.40 P(Neither ECG nor X ray) = 35% = 0.35
Q: Data on the number of cases in adult criminal court are provided by type of sentence: "fine," "re...
A: Given: Sample size (n) = 14 Probability of success (p) = 0.201 Find: Let "x" be the property crime ...
Q: Experience has shown that 15% of municipal rates bills contain an estimatedamount for electricity us...
A: Given Information : Experience has shown that 15% of municipal rates bills contain an estimatedamou...
Q: 3. You decide to embark on a small business enterprise and estimate that the profit in the first yea...
A: The given data set is: x 0 2500 5000 7500 10000 P(x) 0.053 0.317 0.581 0.0...
Q: A company developed a new product – Toner Cartridge. In order to attract more customers to purchase ...
A: Introduction: Denote the random variable, Denote X as the number of pages that a randomly selected c...
Q: The number of ships to arrive at a harbor on any given day is a random variable represented by x. Th...
A: Following information can be calculated from the given table. The mean of the number of ships t...
Q: Guess that a person workout 6 days in a week. At each working days, he goes for either ‘A named Trai...
A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment. It ...
Q: The united States ranks ninth in the world in per capita chocolate consumption; the aver- age Americ...
A: The Null hypothesis H0: μ ≤ 9.5. Alternative hypothesis H1: μ >9.5 Since sample size is small an...
Q: An experiment consists of rolling a fair die two times in a row and record each result. Write in set...
A: Given Information: An experiment consists of rolling a fair die two times in a row and record each r...
Q: time reports that the time married men with children spend on child care averages 6.4 hours per week...
A: (1) State the hypotheses. That is, there is no evidence to conclude that the population mean number...
Q: A hand of 13 cards is to be dealt at random and without replacement froman ordinary deck of playing ...
A: Let p(A) be the probability of atleast three kings and call it X as the number of kings. Thus, p(A...
Q: if the sample mean is 10, the population standard deviation is 20, and the sample size is 25, then t...
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Q: Chart Based Probability Section Rubber Balls in a Box Setup Stars Stripes | Dots Red 8. 15 12 Blue 7...
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Q: A spinner marked off in three equal-size regions, numbered 1 through 3, is spun three times. Let eve...
A: Note: Hey, since there are multiple subparts posted, we will answer first three subparts. If you wan...
Q: 14 percent of the school age population attends private schools and 1% of those get executive-level...
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Q: 11. It is known that the wages of weekly workers in a particular industry follow the Normal distribu...
A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for yo...
Q: An experiment consists of flipping a fair coin three times and you record every result (H for heads ...
A: If a coin is tossed, there are two outcomes either head or tail. Here H represents the head and T re...
Q: uppose that a certain HIV test has both a sensitivity and specificity of 99.9%. This test is applied...
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Q: Let X denote the number of flaws along a 100-m reel ofmagnetic tape (an integer-valued variable). Su...
A: Give that the number of flaws long a 100m real of magnetic tape X has approximately a normal distrib...
Q: 1. Describe the distribution of sample means (shape, expected value, andstandard error) for samples ...
A: Sampling distribution of sample mean: For sufficiently large sample size n≥30 the sampling distribut...
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