Assume a normal distribution of mean = 35 and standard %3D deviation of 5. Answer the following questions

Q: The risk of infection after exposure to needlestick injury is 7.1 per 100,000. The risk of infection…

A: Solution: From the given information, the risk of infection after exposure to needlestick injury is…

Q: 15. A random variable X has a mean ? = 10 and a variance ? 2 = 4. Using Chebychev’s inequality,…

A: Given problem Given that   A random variable X has a Mean, μ = 10 and Variance , σ2= 4.

Q: Due to the Covid-19 epidemic. Many shops went online. One of them is an online restaurant. It claims…

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Q: Use the data in the table below to complete parts a hrough d Click the lcon to view detals on how to…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: An athletic trainer would like to estimate how many additional calories are burned when completing a…

A: Given:

Q: A gambler is accused of using a loaded die, but he pleads innocent. A record has been kept of the…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

Q: For this problem, carry at least four digits after the decimal in your calculations. Answers may…

A: Given that, In a random sample of 66 professional actors, it was found that 39 were extroverts.

Q: Ad for a fitness center claims that completion of their course will result in a loss of weight: A…

A:

Q: A health economist does a study on the average life expectancy of every country in Europe.  The…

A: Given,mean(μ)=78.6Z-score=0.2The country of Fredonia  has a life expectancy (X)=79.2 years

Q: A dataset contains data on birth weights of 65535 babies born in June 1997 along with variables that…

A: Using the results given in  the table we will solve the given questions.

Q: Please help me find answers 1-6 for this data set. Thanks! 1. class width 2. class limits 3.…

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Q: Non-parametric tests do not use the values for u or o . O True

A: Non-Parametric test is given

Q: 12. A manufacturing plant uses a specific bulk product. The amount of product used in one day can be…

A: Given Beta=4 X=4

Q: 9. In general, the larger the sample, the greater the sampling error. A. True B. False

A: Larger the sample size greater the sampling error  True  False

Q: 00  103  80 200  100  70 200  100  70 200  100  70 200  90    70 170  90    70 160  80    60 150  80…

A: The given data is…

Q: A. True B. False

A: We have given that,  In general, the larger the sample, the greater the sampling error?  We have to…

Q: Use the display of data to find the mean, median, mode, and midrange. 9 10 11 12 13 14 15 16 8 Score…

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Q: fast please Recently, a nurse commented that when a patient calls the medical advice line claiming…

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Q: Assume there is a certain population of fish in a pond whose growth is described by the logistic…

A: Given K=1400 r=210%

Q: and alternative hypotheses. b.) Identify test statistic and p-value. c.) Make a decision, reject Ho…

A: Given : For Chocolate given data : 29,25,17,36,41,25,32,29,38,34,24,27,29

Q: b) The variance estimator from the two-stage cluster sampling will be always smaller than the…

A: Given problem Given that   The variance estimator from the two-stage cluster sampling will be…

Q: A television show runs a call-in survey each morning. One January morning, the show asked its…

A: There are different ways in statistics to draw conclusion about a theory/proposition.

Q: Suppose a researcher used a sample of 400 students to determine if there is a significant preference…

A: 10. From the given information, the value of chi-square test statistic χ2 is 4.32.

Q: Salaries of Government Employees The mean salary of federal government employees on the General…

A: GivenMean(x)=59500standard deviation(σ)=1500sample size(n)=40significance level(α)=0.10

Q: An article presented data on compressive strength x and intrinsic permeability y of various concrete…

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Q: You wish to test the following claim (H1) at a significance level of α=0.001.       H0:μ=72.2…

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Q: Which value for the two classes is the same? ++++ 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84…

A: Given that ; Two box plots are given in the figure.  Firstly make a five number summary for each…

Q: following hypothesis test: Но : 105 H1 : H 7 105 Suppose o is not known. Taking a sample of 14 lead…

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Q: If X1, X2, ..., Xn is a random sample from a distribution having pdf of the (x; 0) 3D 0x-1, 0 <x <…

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Q: 1.Weight-loss study. Doctors give a new weight-loss pill to those who request it. Not everyone does,…

A: It is an observational study.

Q: A case-control study was conducted to evaluate the relationship between aspirin use and the risk of…

A: An odds ratio quantifies the strength of the association between two events A and B. It is defined…

Q: A surprising fact is that only 56% of all teens use a password on their mobile device. If a poll…

A: It is given that the standard deviation is 1.6%.

Q: population average is 80, is there enough evidence to support the statistician's claim at a level of…

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Q: What variable will you change in this experiment? This is also called the Independent variable. How…

A: Please note that as per our guidelines I have answered the first three sub-parts. Please repost the…

Q: The following insurances and annuities are available for (x), given that nq =0.14. 0.25 |3D Am =…

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Q: A random sample of 50 observations was made on the diameter of spot welds and the corresponding weld…

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Q: tires, Brand 1 and Brand 2. Tread wear can vary considerably depending on the type of car, and the…

A: Given the table   Brand 1 (x1)  Brand 2 (x2) Difference = x1-x2   0.46 0.32 0.14   0.59…

Q: A dataset contains data on birth weights of 65535 babies born in June 1997 along with variables that…

A: Please find the explanation below. We can use the output table given or the result table given to…

Q: A laundry detergent company wants to determine if a new formula of detergent, A, cleans better than…

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Q: Derine the O xis the number of patients the nurse speaks to each day. O xis the total number of…

A: In this question, it is given that the According to a nurse, there are patients who call the medical…

Q: b) The variance estimator from the two-stage cluster sampling will be always smaller than the…

A: (2) False In two-stage cluster sampling, a simple random sample of clusters is selected and then a…

Q: the ress m 5. Data from the Motor Vehicle Department indicate that 80% of all licensed drivers are…

A: Claim : the age distribution for this sample significantly different from the distribution for the…

Q: Consider a population that grows according to the recursive rule Pn=Pn−1+105Pn=Pn-1+105, with…

A: Given P0=50

Q: Provide the rank for each number in this data set: 5, 7, 7, 8, 7 7 8

A: The given data set is, 5, 7, 7, 8, 7 The number of observations in a data set is, 5 The ascending…

Q: A data set lists weights (Ib) of plastic discarded by households. The highest weight is 5.72 lb, the…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: A company that manufactures and bottles apple juice uses a machine that automatically fills 16-ounce…

A: The amount normally distributed μ=16σ=1

Q: QUESTION 27 Which of the following statements stated below is precisely correct? OA The curve of…

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Q: medical researcher conjectures that smoking can result in the wrinkled skin around the eyes. The…

A: Given: Number of smokers, n1=120 Number of nonsmokers, n2=141 Number of smokers having prominent…

Q: Class limits Class boundaries Class midpoints Frequency Cumulative frequency 20 - 24 19.5 - 24.5 22…

A: we have to find out no.of values in the class 29.5-34.5

Q: Suppose the PMF of X is given by: Px(x) = 712|1-4,-1,2)(X) + > a) P(-1 <X< 2) b) R(Y 0) %3D d)…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…