题目
单项选择题
In the textile industry, a manufacturer is interested in the number of blemishes or flaws occurring in each 100 feet of material. The probability distribution that has the greatest chance of applying to this situation is the
选项
A.binomial distribution
B.Poisson distribution
C.normal distribution
D.uniform distribution
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标准答案
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思路分析
In this question we are dealing with counting the number of blemishes in a fixed length of material (100 feet). The key is to choose a distribution that models the count of rare, independent events occurring in a continuous interval or space.
Option 1: binomial distribution. The binomial model requires a predetermined number of inde......Login to view full explanation登录即可查看完整答案
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类似问题
Question text Let [math: X] have a Poisson distribution with mean 2.2. Answer the following questions about [math: X]. a. What is [math: P(X≤3)] to 2 decimal places? b. What is [math: P(X≥2)] to 2 decimal places? c. If [math: P(X≤y)<0.83] what is the maximum possible integer value of y? Answer 1 Question 8[input] Answer 2 Question 8[input] Answer 3 Question 8[input]
位置47的问题 In the textile industry, a manufacturer is interested in the number of blemishes or flaws occurring in each 100 feet of material. The probability distribution that has the greatest chance of applying to this situation is the _____.normal distributionPoisson distributionuniform distributionbinomial distribution
位置39的问题 The random variable x is the number of occurrences of an event over an interval of 10 minutes. It can be assumed the probability of an occurrence is the same in any two time periods of an equal length. It is known that the mean number of occurrences in 10 minutes is 5.3. The probability there are 8 occurrences in 10 minutes is 题库 1/1[input]. (Note: Round your answer to three decimal places.)
位置13的问题 A property of the Poisson distribution is that the mean equals the 题库 1/1[input].
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