25. Suppose mass-produced needles are packed in boxes of 1000. It is believed that 1 needle in 2000 on average is substandard. What is the probability that a box contains more than 2 defectives?

Q: Find the probabilities of getting Three 3s and then a 4 or a 5 in 4 rolls of a balanced die

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Q: SITUATION 8 (a) The elongation of a steel bar under a particular load has been established to be nor...

A: As per guideline expert have to answer first question only.

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Q: The weighted voting systems for the voters A, B, C are given in the form f9 on Calculate, if possibl...

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Q: A number is called a "decreasing number" if each digit in the number is less than the digit to its l...

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Q: 2. Suppose X has distribution function Fx(x) (1 - cos(x)) /2 0< <T and that Y = VX. What is the rang...

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Q: 62. Suppose an investor has the opportunity to buy the following contract, a stock call option, on M...

A: The following decision tree shows the problem in the most illustrative manner. The optimal strategie...

Q: obability of z using the standard normal distribution. 1. p (0 1.97)

A:

Q: 4 A fair die is rolled. Let Y be the face value show ing, 1, 2, 3, 4,5, or 6 with each having the pr...

A: Given that a fair die is rolled. Let Y be the face value showing 1,2,3,4,5,6 with each having probab...

Q: owing two probability distributions: 9 (x) = 5!(0.99) (0.01)* = æ!(5-a)! T = 0, 1, 2, 3, 4, 5 %3D f ...

A: *Answer:                                   

Q: Clarissa has just completed her second semester in college. She earned a grade of A in her 2​-hour t...

A: Given that,  Clarissa has just completed her second semester in college. She earned a grade of A in ...

Q: 24 The worker at Factory A who made $180 per day received a raise and now makes $195 per day. If thi...

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Q: What is the probability of getting exactly two Heads in a single throw of three coins?

A:

Q: In a job fair, 3000 applicants applied for a job. Their mean age was formed to be 28 with a standard...

A: We have given that Mean(µ) = Standard deviations (σ) = 1 N = 3000  

Q: Example 3.6. Let X and Y be jointly continuous random variables with joint PDF is given by: Note tha...

A: We know from conditional probability ,   f X/Y (x/y) = f X,Y (x,y) / fY (y) and   f Y/X ( y/x) = f X...

Q: Supply the missing blank with the correct answer. In how many ways can 7 cars be parked if there are...

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

Q: 11. In how many ways can we seat 7 people at a round table with a certain 3 people not in consecutiv...

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Q: . An urn A contains 2 white and 4 black balls. Another urn B contains 5 white and 7 black balls. A b...

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Q: The pulse rates of adult men approach a normal distribution, with a mean of 80 bpm. (beats per minut...

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Q: The annual rainfall in a certain region is modeled using the normal distribution shown below. The me...

A: X be the annual rainfall in a certain region.X~N(μ,σ)where  mean(μ)=30.8 cm  and standard deviation(...

Q: The percentage of the damaged production of a lamp factory is 1000. If a sample of 5 lamps is random...

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Q: 1. list the sample space S using the letters D for defective and N for non-defective computers, resp...

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Q: When variance is unknown (if the population is finite with mean µ and standard deviation o or the sa...

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Q: To communicate one bit of information reliably, cellular phones transmit the same binary symbol five...

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Q: A math teacher tells the students that there will be a math test next week. What are the odds that t...

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Q: units Suppose that the TSH (Thyroid Stimulating Hormone) levels among healthy individuals are normal...

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Q: (a) Find each of the following probabilities. (Round your answers to four decimal places.) P(A) = P(...

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Q: Your boss wants you to determine how many more people can get license plates if they make the plates...

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Q: In the year​ 2000, a country with a population of 90 million had 12,960 traffic fatalities. Find t...

A: The population is 90 million.

Q: Suppose that every physical event, including every coin toss, is determined by the initial condition...

A: At every physical event, including every coin toss, it is determined by the initial conditions of th...

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Q: Find the probability that the circuit operates. 2. It is known that the circuit is operating, find t...

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Q: Question 2: From the experience of tossing two dice together, what is the probability that two numbe...

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Q: Consider the fallowing population for the diameter of 36 rivet heads (in 1/100 of an inch) of ane ki...

A: Given: 36 rivet heads (in 1/100 of an inch) of one kind in a production line, labeled in order as ri...

Q: 6 people

A: This question is based on permutations and combinations.

Q: A slitter assembly contains 43 blades. Five blades are selected at random and evaluated each day for...

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Q: with a standard deviation of 0.803. What is the absolute uncertainty in mean value of æ?

A: A student measures 30 values of and calculates a mean value of 53.8 with a standard deviation of 0.8...

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Q: 3. In a school, 60% of pupils have access to the internet at home. A group of 8 students is chosen a...

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Q: What is the approximate probability a throwing less than 35 heads in 100 tosses of an unbiased coin?...

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Q: Suppose the 90% confidence interval for the mean SAT scores of applicants at a business college is g...

A: Given90% confidence interval = [1691, 1838]sample mean = 25t-value(tc) = 1.711

Q: 50% respectively. If a person is chosen randomly and found to be infected with Covid-19, what is the...

A: Here define events and draw probability tree diagram from given information 

Q: 10% of tools produced by a certain manufacturing process turn out to be defective.  Assuming binomia...

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Q: Are these dependent or independent events?  (b) what is the probability that both are black in colou...

A: Gabriel has 4 black socks, 6 red socks and 2 blue socks in his drawer. total socks = 12 If he random...

Q: QUESTION 1 Calculate the insurance company's objective risk using the following information: A healt...

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Q: 28. The Business School at State University currentlyhas three parking lots, each containing 155 spa...

A: The Business School at State University currently has three parking lots, each containing 155 spaces...

Q: 3 Find P (A/B) and P (BIA), show. 4 3 Given P(A) = , P(B) 8 and P(B A) 8 %3D whether A and B are ind...

A:

Q: n, then (187 < px is:

A:

Q: 10. P(A) = 0.5 and P(A + B) = 0.7, find P(B) if – %3D (i) A and B are independent events; (đi) A and...

A: