A) Of 2000 people exposed to a virus, 1000 get the disease caused by that virus and 200 die. What is the attack rate?

Q: Twenty percent of the trees in a particular forest have a disease, 30% of the trees are too small to…

A: Bayes' Theorem :  Bayes’ theorem is a mathematical formula used to determine the conditional…

Q: Can you give a scenario for e and f please?

A: The scenarios for given combinations are as shown below.

Q: 2. How many female rabbits are required in the population for at least 13 offspring (R) to survive?

A: Given that R=13 Find F? R=3+(350F)/(F+625)

Q: The height of a randomly selected man from a population is normal with u = 178cm and o = 8cm. What…

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Q: are designed to reduce the risk of heart attack or stroke in coronary patients. A total of 6676…

A: Given : x1= 668.0 n1= 6676 x2= 569.0 n2= 6732 significance level, 0.01

Q: Suppose that 50% of households in a certain city subscribe to the morning newspaper, 70% of the…

A: From the provided information, 50% of households in a certain city subscribe to the morning…

Q: . Compute the unadjusted overall mortality rates per 1,000 persons for Populations A & B in Table 1.…

A: Given that For population A, Number of deaths = 500, Total persons = 15000 For population B,  Number…

Q: It is claimed that a new diet will reduce a person's weight by 4.5 kilograms on average in a period…

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Q: A company is testing a new drug and wants to determine what is the most effective dose in reducing…

A: Analysis of variance (ANOVA):-                                             The analysis of variance…

Q: Assume that half the population is vegetarian so that the chance of an individual being a vegetarian…

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Q: A stick of unit length is broken into two pieces. Find the expected ratio of the length of the…

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Q: 63% of the trees in a particular forest have a disease, 41% of the trees are too small to be used…

A: Given Information: 63% of the trees have a disease i.e., Ptrees have a disease = 0.63 41% of the…

Q: community has 60,000 inhabitants, 35,000 of which are female.  the number of new cases of…

A: Here we want to Know What is the incidence rate, per 1,000, in this community.

Q: In the United States, the number of deaths from all causes was 70,663,474 for white, 9,692,906 for…

A: Given, The number of deaths from all causes was 70,663,474 for white, 9,692,906 for blacks, and…

Q: How to calculate Samsung’s cost (C(Q)) of producing 1,2,...15

A: Q is given as follows. Q: 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 The develop Samsung S35 it cost…

Q: Suppose the time to complete an exam is normally distributed with µ = 40 minutes and σ = 5 minutes.…

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Q: If a coin is flipped 150 times and the number of Hs is 25. Compute the proportion of Hs. Round to…

A: We have given that,  Favorable cases (X) = 25 and sample size (n) = 150 Then,  We will find the…

Q: ) A person has type A blood, given that the person is Rh -.

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Q: The cancer treatment facts and figures show that for early-stage lung cancer 71% of all patients…

A: Event: In probability theory, an event is an outcome or a set of outcomes of a random experiment to…

Q: Consider two groups of students: B,, are students who received high scores on tests; and B,, are…

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Q: ssume that the national divorce rate is 30% (meaning that 30% of marriages end in divorce).  In…

A: Given problem is : Assume that the national divorce rate is 30% (meaning that 30% of marriages…

Q: High school seniors who are accepted to TCNJ have a 60% yield rate, meaning that 60% of accepted…

A: Given information, the percentage of accepted students decide to attend TCNJ is 60% and there are 3…

Q: population

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Q: Fifty people are selected randomly from a certain population and it is found that 12 people in the…

A: From the given information, There are 50 people and 12 people in the sample are over six feet tall.…

Q: On a test, John scored at the 50th percentile and Jim scored at the 25th percentile; therefore,…

A: A percentile indicates a score's position in relation to those other values from the same dataset.…

Q: If total number of observation is less than a certain value, the cumulative frequencies is said to…

A: Cumulative frequency: Cumulative frequency is obtained by adding the previous frequencies to the…

Q: Which term describes BD?

A: Given:  To find the line segment BD describes which term in the given option.

Q: Based on table 3, compute the column percentages.

A: The below table shows the numbers of students who passed or failed professors Roth and Ahmadi's…

Q: What percentage of the worker will finish this job within 30 minutes of the population mean? What…

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Q: In order to estimate the population of bass in a pond, the number of bass is counted in a 1,000…

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Q: find dp/dq.

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Q: Antibiotic is claimed to be effective in 70% of the patients it is given to. If antibiotic is given…

A: probability mass function of B.D is = f ( k ) = ( n  k ) p^k * ( 1- p) ^ n-kwhere       k = number…

Q: A coin is biased so that a head is twice as likely to occur as a tail . If a coin is tossed 3 times,

A: Given: Number of trials (n) = 3 P (Heads) = 23 P (Tails) = 13 Let X be the binomial random variable…

Q: Deflation is..

A: Given, To define deflation

Q: How has the heart transformed with just one transformation?

A:

Q: If a study determines the difference in average salary for sub populations of people with blue eyes…

A: Given that the difference in average salary for sub-populations of people with blue eyes and people…

Q: Suppose that an examination was hard and most students received extremely low grade on it. This is…

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Q: Are the strengths of Alloy A more consistent than Alloy B?

A: Data   For Alloy  A  88,79,84,89,81,83,82,79,82,85,88,80,85,87,80,78,87,90,83,81  For Alloy B…

Q: For the  past month, 60 new cases of a disease were added to an existing 540 cases. If 2500 people…

A: New cases = 60  Existing cases = 540 Total Cases = 600

Q: A scientist studied the spread of AIDS and concluded that 24% of people contracted the disease.…

A: A scientist concluded in a test that 24% of people contracted in the disease. The scientist was…

Q: Assuming that workers' salaries in your company are uniformly distributed between $10,000 and…

A: Given Data: Let X represent workers' salaries in your company.   X~ Uniform (10000, 50000)   Let y…

Q: A researcher reports an F ratio with df=2,27 from an independent research study. What was the total…

A: Solution: It is given that a researcher reports an F ratio with df = 2, 27 from an independent…

Q: Consider the case where the predetermined average number of bus arrivals at the Cubao Station is 6…

A: As given, the average number of bus arrivals at the Cubao Station is 6 per 15-minute period. Let λ…

Q: The median age at first marriage of US Woman (26.1 years) is what percentage less than the median…

A: We have been given the median age of woman and men and we have to find median age of woman is what…

Q: A study at UNG divided female graduate students into three groups and had the students perform as…

A: In Observational Study  the data is collected based on what we see and hear and draw the conclusion…

Q: Of the 15 new MI cases in the preceding study, 5 died within 24 hours. Test whether the 24-hour…

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Q: A firm produces articles of which 0.1 percent are usually defective. It packs them in cases each…

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Q: If a coin is flipped 225 times and the number of Hs is 75. Compute the proportion of Hs. Round to…

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Q: A farmer irrigates a circular field with a radius of 500 yd. If he plants a 90 degree sector of that…

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Q: Of all the species in the world, 4 out of every 5 are insects. What percentage of species are…

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