2. The quality control manager of Marilyn’s Cookies is inspecting a batch of chocolate-chip cookies that has just been baked. If the production process is in control, the mean number of chocolate-chip parts per cookie is 6.0. What is the probability that in any particular cookie being inspected 1) fewer than five chocolate-chip parts will be found? 2) exactly five chocolate-chip parts will be found? 3) five or more chocolate-chip parts will be found?

Q: The mean number of patients admitted per day to the emergency room of a small hospital is 1.5. If,…

A: Let X represent the number of patients admitted per day λ=1.5   X~ Poi (1.5)

Q: The mean number of cars sold by Beachcomber LTD per day is 3. What is the probability that in any…

A:

Q: The police reported that 78% of the drivers stopped on suspicion of drunk driving are given a breath…

A: a)

Q: A regional director responsible for business development in the state of Pennsylvania is concerned…

A: Given  that failure per month (λ)=7probability mass function for poisson distribution…

Q: The quality control manager of​ Marilyn's biscuits is inspecting a batch of​ chocolate-chip biscuits…

A:

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A:

Q: The Ugandan police reported that 78% of the drivers stopped on suspicion of drunk driving are given…

A: The Ugandan police reported that 78% of the drivers stopped on suspicion of drunk driving are given…

Q: According to the National Oceanic and Atmospheric Administration (NOAA), the state of Colorado…

A:

Q: what is the probability that at least 1 defective card is in the sample?

A: Let , X has hypergeometric distribution with parameter N=120 , M=15 and n=15 The probability mass…

Q: Part 1 of 4 (a) What Is the probablity that six or more of them used their phones for guldance on…

A: Given : Probability of success,p = 0.57 Number of trials,n = 14

Q: What is the probability of selecting a female respondent, given that the preferred supermarket is…

A: From the table, the number of respondents who are female and preferred Pick n Pay is 60. The number…

Q: The lifetime of a AAA battery is normally distributed with mean µ= 26.5 hours and standard eviation…

A:

Q: What is the probability that fewer than 3 will arrive in the clinic as walk-in customers?

A: Probability=0.25

Q: a. What is the probability that the mean price for a sample of 30 federal income tax retums is…

A: here given , mean  = 273  standard deviation  = 100 here use excel command for probability from…

Q: 1) If the management wants to give free gifts to at most 10% of the customers, what should the…

A: The amount is given by x = u + z0.1σ x = 400 + 1.282 x 30x = 438.46

Q: After being rejected for employment, Kim Kelly learns that the Bellevue Credit Company has hired…

A:

Q: What is the probability that the birth weight of a randomly se- lected full-term baby exceeds 4,000…

A: Let X denote the birth weight of full-term baby. Given that X follows Normal(mean = 3500, SD = 600),…

Q: The Economic Policy Institute reports that the average entry-level wage for male college graduates…

A: Solution: Let X be the wages of female graduates. From the given information, Y follows normal…

Q: The following contingency table gives the results of a sample survey of South African male & female…

A: Given data :   Car Bus Taxi Total No. of Females 50 100 10 160 No. of Male 75 95 70 240…

Q: A quality control staff selects 195 items from the production line of a company and finds 15…

A: Given that: Total number of items, n=195 Number of defective items, x= 15

Q: The mean number of patients admitted per day to the emergency room of a small hospital is 1.5. If,…

A: Let X represents the random variable   X~ Poi (1.5)

Q: Assume that men’s weights in the United States are normally distributed with a mean 172 pounds and a…

A: Given that, Mean = 172 Standard deviation = 29

Q: According to the National Oceanic and Atmospheric Administration (AOAA) , the state of Colorado…

A: Determine the mean number of tornadoes per day. The mean number of tornadoes per day is obtained…

Q: 18. Given that a randomly selected person had a Negative Reaction to the study, what is the…

A: 18. There are totally 2,000 consumers are considered in this study out of which 660 are males and…

Q: A quality control manager is inspecting a pack of chocolate chip cookies that has just been baked.…

A: Let X denote the number of chip parts and it follows Poisson distribution with parameter (λ=6 per…

Q: If the estimated mean of crashes at intersection is 10, what is the probability of having 5, 10 and…

A: Given the estimated mean of crashes at an intersection is; μ=10 Let, X = The number of crashes next…

Q: The following is a contingency table showing the number of average weight and overweight individuals…

A: Fast Food At-Home Upscale Dining Total Average 15 8 15 38 Overweight 35 12 15 62 Total 50 20…

Q: (a) What is the probability that a randomly selected board cut by the machine has a length greater…

A:

Q: What is the probability that the average attendance at the games in a sample of 50 will be above…

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Q: a. What is the probability that more than 820 consumers claim that howa company handles a crisis…

A:

Q: B. If the gondola is filled with 25 randomly selected skiers, what is the probability that their…

A: Central Limit Theorem for mean: If a random sample of size n is taken from a population having mean…

Q: It has been estimated that 43% of business graduates believe that a course in business ethics is…

A: Given : sample size n = 80 p = 0.43

Q: What is the probability that at least 2 out of 30 received special accommodation?

A: Let p be the probability that a student will need special accommodation. Given that p = 0.015 Let X…

Q: What is the probability that a randomly-chosen customer did order neither wings nor pizza? Justify…

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Q: (b) What is the probability that the second inspector assigns a higher safety inspector? score than…

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Q: G. What is the probability that a randomly selected person from this study did not use the patch to…

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Q: What is the probability of an event E in a uniform sample space S?

A: An event is E. An uniform sample space is S. n(E) is the number of outcomes in E. n(S) is the total…

Q: After being rejected for employment, Appa Love learns that the Old West Credit Company has hired…

A: 1. According to the provided data, the sample size, n is 20 and the value of x is 6. The claimed…

Q: What is the probability that a randomly selected student has a parent involved in three or four…

A: Given that the random variable X represents the number of activities a parent of 6th to 8ty grade…

Q: (i) What is the probability that only two of them make use of the counselling centre? (ii) What is…

A: Let p be the probability of making use of counselling centre. Given that p = 1% = 0.01 Let X denote…

Q: According to CTIA, 41% of all U.S. households are wireless-only households (no landline). Choose…

A: From the provided information, 41% of all U.S. households are wireless-only households (no landline)…

Q: What is the probability of getting a sample in which more than 70% think that airplanes would be…

A: Let p be the true proportion of adults who think airplanes would be safer places if airlines…

Q: (a) What is the probability that among 12 randomly observed individuals, exactly 7 do not cover…

A: here given , According to a study done by Nick Wilson of Otago University Wellington, the…

Q: According to PAGASA (Philippine Atmospheric, Geophysical, and Astronomical Administration), on…

A: Given : Let X : Number of typhoons per year which is hit a CAR λ = 12Average number of typhoons per…

Q: What is the probability that a student chosen at random is between the ages 10 and 13, given that…

A: Required probability is Pstudents ages 10-13/skip breakfast

Q: (a) What is the probability that among 12 randomly observed individuals exactly 8 do not cover their…

A: Given,  Probability of sneezing P=0.267  q=1-P     =1-0.267     =0.733For a binomial…

Q: A School of Public Health completed a study on alcohol consumption on college campuses. They…

A: Let W denote that randomly selected women college student attend all-women schools,  Wc denote that…

Q: 1. What is the probability that his mean grade is lower than 852 2. Whal is the probabilily that his…

A: Here AS per policy I have calculated 3 subparts Here use basic of sampling distribution

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A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.