e prevalence of a certain condition in the population is 0.1. What is the probability that at least one person out of sample of ten has the condition? Write as a proportion rounded to two places.

Q: (a) What is the probability that a thickness is greater than 1.42 cm? (b) What thickness is exceeded…

A:

Q: The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For…

A: Given: Various reasons for death has been given in U.S. The objective is to find the probability of…

Q: What probability value would be needed to complete the following probability distribution?

A: for valid probability distribution total probability always equal to 1

Q: Below is the probability distribution for number of children a person has in a specific town. x…

A:

Q: If a researcher wants to estimate the proportion of customers of a coffee shop that favor the new…

A: Given data: Margin of error ( E) = 0.08 Population proportion = 0.75 Confidence level = 0.95 To find…

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

A: Consider a random variable X which represents the number of individual who will not cover his or her…

Q: If the population proportion is 0.90 and a sample of size 64 is taken, which is closest to the…

A: Given: Population proportion (P)=0.90 Sample size (n)=64

Q: A student is selected at random from a group of 400.   The results are summarized in the two-way…

A: Classical Definition of Probability: If there are n mutually exclusive, exhaustive, and equally…

Q: Is the following a Probability Distribution Function?

A: Given : x p(x) 0 0.01 1 0.97 2 0.02 3 0.1

Q: c. What is the Z-score for a giraffe that is 21 foot tall? d. What is the probability that a…

A: Dear Student,  As per the guidelines, I can solve only the first 3 subparts. Kindly repost the…

Q: The table is attached below!! 1. What is the probability that a randomly selected resident is a…

A: Given data is   Men Women Total Non-smoker 30 10 40 smoker 40 20 60 Total 70 30 100

Q: :The probability of an event E is defined as

A: Answer: Probability is a measure of how likely it is for an event to happen. Let E is the event that…

Q: a. If a male passenger is randomly selected, find the probability that he can fit through the…

A:

Q: Before the first attempt to clone an animal, the scientist was asked to assess the probability that…

A: Relative frequency definition of probability: The relative frequency of an event is defined as the…

Q: The probability distribution is as follow: x 0 1 2 3 p(x) 0.25 0.40 0.20 0.15 what is the…

A: It is given that P(x=0)=0.25.

Q: Please answer P(x)on the Probability Distribution Table in section a.

A:

Q: The average number of dropouts for a school district has been 305 per year with a standard devia-…

A:

Q: The Probability of an event E is defined as

A: We know that the probability of an event is defined as the ratio of the number of times that events…

Q: As you probably know, the Titanic, on its maiden voyage, hit an iceberg and sank in the matter of…

A: A. The total number of people is n = 2226.

Q: d. What is the probability that average yield for 10 days is at most 800 tons? e. What is the…

A:

Q: A marble is selected at random from a jar containing 3 red marbles, 6 yellow marbles and 2 green…

A: Given that a marble is selected at random from a jar containing 3 red marbles , 6 yellow marbles and…

Q: Given that the probability of a company having a section in the newspaper is 0.43, and the…

A:

Q: If the last digit of a weight measurement is equally likely to be any of the digits 0 to 9 (a) What…

A:

Q: What is the probability that out of 175 chicks hatched on Peeper Farm, at least 80 will be female?…

A:

Q: According to a survey, 10% of Americans are afraid to fly. Suppose 1100 Americans are sampled. a)…

A: (a) Obtain the probability that 121 or more Americans in the survey are afraid to fly. The…

Q: If P (X> 10) = 0.6 for the chance variable X showing exponential distribution, what is the mean of…

A: Given that X has exponential distribution. The probability distribution for X is, f(x)=λe-λx, x>0…

Q: If the probability of giving birth to a boy is 0.52, what is the approximate probability of giving…

A: Given that, Probability of giving birth to a boy is 0.52 I.e.  P(B)= 0.52

Q: A group of citizens were asked what kind of vehicle they like to drive. The results are summarized…

A: Given that contingency table. Now using this table find required probability.

Q: 60% of customers who enter a department store will make a purchase. Out of 4 randomly selected…

A: Introduction: Denote X as the random variable of interest here, which is the number of people…

Q: The table to the right gives the proportion of children in a certain country in a year who are…

A: The proportion of children are given in the table.

Q: Red Siver 21 36 160 33

A: We have to check

Q: Suppose that five microchips in a production run of thirty are defective. A sample of seven is to be…

A: The total number of microchips are 30 and 5 of them are defective. (a) The number of microchips that…

Q: Assuming equal sex ratios, what is the probability that a sibship of 6 children consists a) three…

A: Total children (n) = 6 The sex ration are equal, that is p = 0.5 The process will follow binomial…

Q: 10 14 41 Female 6 5 3 14 Total 23 15 17 55 If one student is chosen at random from those who took…

A: Probability indicates the chances of occurring an event. It lies between 0 and 1. Probability of an…

Q: What is the probability that out of 60 lambs born on BaaBaa Farm, at least 31 will be male? Assume…

A:

Q: I need to find the indicated probability for a Mean of 24, an SD of 4.2. P(x > 30)

A: Given info: Here, mean is µ=24 and standard deviation is σ=4.2.

Q: If a "fair" coin is tossed 1,000,000 times, one would expect the probability (not the number of…

A: here given, The Law of large numbers states that as the number of repetitions of an experiment n…

Q: (c)Find the probability that more than 6.4% of the individuals in the sample of 115 hold multiple…

A: 6) It is given that p=0.17.

Q: A group of three people are selected at random.(a) What is the size of n(S), the number of all…

A: There are 7 days in a week.  Each people can have birthday in 7 ways. So total number of ways 3…

Q: Suppose 40% of all vehicles are trucks. Of the next ten vehicles that pass on the road, what is (a)…

A:

Q: Suppose 44 % of the students in a university are baseball players. If a sample of 853 students is…

A: Where,

Q: Assume an approximate U.S population of 325 million. Number of death due to heart disease and…

A: GIVEN DATA : Population of U.S is 325 million.                         Number of death due to heart…

Q: Suppose that four microchips in a production run of sixty are defective. A sample of six is to be…

A: a) total number of microchips= 60  We have to pick 6 microchips.  that can be done in 60C6 ways…

Q: Here is the probability model for the blood type of a randomly chosen person in the United St Blood…

A: Note: Please repost 2nd question as i can answer only 1 question as per my policy.   Given data,…

Q: a. What is the probability that is within $500 of the population mean if a sample of size 60 is used…

A: here given , for population mean = 71300 standard deviation  = 5000   here sample size used in both…

Q: (b) If a sample of 10 cups of ice cream is selected, what is the probability that the mean of the…

A: Given that :  x¯ = 670σ=35n=10μx¯ =660

Q: Suppose that 30 percent of an adult population have an infectious disease and 40 percent have a…

A:

Q: (a) For the next shaft, what is the probability that its diameter is between 8.5 mm and 13.0 mm? (b)…

A:

Q: The bottom panel of figure 1 (p. 311) shows the probability histogram for the total number of spots…

A: Here probability histogram given Area under the histogram =? 1 -  chance that the total no. Of spots…

Q: By some estimates, twenty-percent (20%) of Americans have no health insurance. Sample of 15…

A: