4. A manufacturer packs a prize in each box ofits cereal and claims that the probabilities ofgetting various prizes are as follows:Probability0.20PrizeRingKey ChainPuzzle0.300.15Pen0.25Flashlight0.10To see if the company's claim is accurate, aconsumer group randomly selects 1,020 boxes ofthis product and obtains the following data:PrizeFrequency186RingKey ChainPuzzle327168Pen225Flashlight114Using a 5% level of significance, test the claimthat the distribution of prizes is what themanufacturer claims.

It is given that the probabilities of getting various prizes.

Answered: 4. A manufacturer packs a prize in each…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A production of 20 fuses is received by the store. It is known that 4 of the fuses are defective. The quality control engineer randomly selected three of the fuses from the production run. Find the probability that two of the fuses selected are defective.
1) The question screenshot attached down below just need final answer.
Consider the number of blocks on the master file that are read before the first block is updated. Each day, the transaction file is run against the master file and approximately 4% of master blocks are updated. If 10 blocks were read without needing to be updated, what is the probability that the first update will occur in the 14th block? Question 4 options: a 0.729 b 0.0354 c 0.271 d 0.0233
Question 1 In a survey of top executives, it was found that 54% had either traveled internationally on business or could fluently speak a foreign language. The probability that an executive who had not traveled internationally could speak a foreign language was 20%. It was found that only 2% of the executives had traveled internationally and could speak a foreign language. Imagine we randomly pick a top executive who answered the survey. a.What is the probability that the executive has not traveled internationally and does not speak a foreign language fluently? b.What is the probability that the executive does not speak a foreign language fluently? c.What is the probaility that an executive has not traveled internationally? d. If we had a random sample of 10 top executives (who responded to the survey), what would be the probability that two had traveled internationally? -.
This problem involves empirical probability. The table shows the breakdown of 86 thousand single parents on active duty in the U.S. military in a certain year. All numbers are in thousands and rounded to the nearest thousand. Use the data in the table to find the probability that a randomly selected single parent in the U.S. military is in the Army. Male Female Total Army 25 10 35 Navy 23 7 30 Marine Corps 6 1 7 Air Force 10 4 14 Total 64 22 86 The probability that a randomly selected single parent in the U.S. military is in the Army is (Type an integer or decimal rounded to the nearest hundredth as needed.)
Each month a brokerage house studies various companies and rates each company's stock as being either "low risk" or "moderate to high risk." In a recent report, the brokerage house summarized its findings about 18 aerospace companies and 55 food retailers in the following table: Company Type Aerospace company Food retailer Low Risk 10 25 Probability If we randomly select one of the total of 73 companies W (a) Find the probability that the company's stock is moderate to high risk given that the firm is an aerospace company. (Round your answer to 4 decimal places.) Moderate to High Risk 8 30 0.4444
16% of all Americans live in poverty. If 31 Americans are randomly selected, find the following probabilities. Round answers to 4 decimal places. a. Probability that exactly 4 of them live in poverty. b. Probability that at most 7 of them live in poverty. c. Probability that at least 5 of them live in poverty. d. Probability that between 1 and 6 (including 1 and 6) of them
This problem involves empirical probability. The table shows the breakdown of 98 thousand single parents on active duty in the U.S. military in a certain year. All numbers are in thousands and rounded to the nearest thousand. Use the data in the table to find the probability that a randomly selected single parent in the U.S. military is a woman in the Air Force. Marine Air Force Corps 8 12 5 17 Male Female Total Army 25 10 35 Navy 28 8 36 2 10 Total 73 25 98 The probability that a randomly selected single parent in the U.S. military is a woman in the Air Force is (Type an integer or decimal rounded to the nearest hundredth as needed.)
Question 2 Arun has surveyed 25 classmates about the number of pets in their household and received the following frequency table: Number 0 1 2 3 4 5 6 Frequency 3 4 4 4 4 4 = P(A and B) = 2 Let A be the event in which for a randomly selected classmate the number of pets in their household is 2 and let B be the event in which for a randomly selected classmate the number of pets in their household is 3. Find the following probabilities: P(A or B) = % (Round the answer to 2 decimal places.) % (Round the answer to 2 decimal places.)

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