In a shipment of  62 vials, only 14 do not have hairline cracks. If you randomly select 3 vials from the shipment, in how many ways can at least one of the 3 selected vials have a hairline crack if the order of selection does not matter?

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A: Concentration of all the values around the central value of the given data is known as hypothesis te...

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A: To find the value of p we will use the fact that sum of probabilities of possible outcomes is always...

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A: We have given that,  The data set is,  60 67 82 49 51 78 48 49 71 48 59 23 42 68 26 55 57 55 23 26 2...

Q: If 52% of the people at a certain conference are doctors, 44% are women, and 67% are doctors or wome...

A: The union probability for any two events A and B is defined as P(A or B) = P(A)  + P(B) – P(A and B)...

Q: Property 1. Addition Theorem of Expectation. If X and Y are random variables, then E (X + Y) = E (X)...

A: E(X+Y)=E(X)+E(Y)   

Q: . In a group of 800 students, the number of married is 320. But of 240 "students who failed, 96 belo...

A: Given that  Let A stand for married students  B stand for who failed to married  Total students N=80...

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A: Given Information: Consider the given data, 3.42 3.97 4.25 4.32 4.36 4.41 4.51 4.5...

Q: According to Masterfoods, the company that manufactures M&M's, 12% of peanut M&M's are brown, 15% ar...

A: Given : P(blue) =0.23 P(green)= 0.15 P(brown) =0.12 P(yellow) = 0.15 P(red) = 0.12 P(orange) =0.23  ...

Q: A tire manufacturer claims that the mean life of its tire is 75,000 miles. The me a sample of 50 tir...

A: We have given that Mean(µ) = 75000 Sample mean(x̅) = 74200 Sample size (n) = 50 Standard deviation(σ...

Q: In a factory there are 100 skilled, 250 semi-skilled and 150 unskilled workers. It has been observed...

A: Given :  There are 100 skilled, 250 semi-skilled & 150 unskilled workers on an average a unit is...

Q: You just finished statistics class and are eager to collect and analyze your own data!  You run out ...

A: Data collected to learn whether time spent studying predicts test scores in statistics (both measure...

Q: Giving a test to a group of students, the grades and gender are summarized below   A B C Total Mal...

A: We have given that,  A B C Total Male      13   5    15   33 Female 10  17   14   41 Total      23  ...

Q: Theorists have suggested that there may be a link between childhood trauma and involvement in the cr...

A: Given data : sample size, n =30 sample mean, x̄ = 7 sample standard deviation,s= 2...

Q: The probability that the selected subject is someone 60 and over who responded is (Round to three de...

A: Given:   Age     18-21 22-29 30-39 40-49 50-59 60 and over Responded 72 254 244 135 137 201 ...

Q: Find the variance, skewness and kurtosis of the following distribution by the method of moments: Cla...

A: Class Interval Frequency 0 - 10 1 10 - 20 4 20 - 30 3 30 - 40 2

Q: interest. When using this type of table, what area of the curve would you use to find the correspond...

A: Here use basic properties of normal curve 

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A:

Q: Consider the bivariate distribution for the random variables x and y. The variance of the sum of x a...

A: Solution

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A: Given the excerpt from a life table, including mortality rates and expected of a 1 unit whole life i...

Q: Porfoming a new analytical procedure in triplicate, the percentage of copper in an aloy was found to...

A: Given  μ=20.54 and σ=0.04  

Q: Example 5-49. Let the p.d.f. of the random variable (x, y) be : a-2 e-(x+y)/a ; x, y > 0, a> 0 f{x, ...

A:

Q: A sample of 10 students from a school was selected. Their scores in a particular subject are 72, 82,...

A: Given that n =10 , mu =90 Carry out the one sample mean t test using the given data

Q: A discrete random variable X has the following probability distribution: 3. 4. P(x) 0.10 0.25 0.40 0...

A: Let X be the random variable having probability mass function is,  X 1 2 3 4 5 P(x)  0.10 0.25 ...

Q: A total of 20 students are on a field trip. Of these students, 13 are wearing sunglasses and 6 are w...

A: 5 are not wearing sunglasses or hat so now total students = 20-5 = 15 students Niw we can solve it b...

Q: 13) A box contains 5 green, 7 yellow, and 10 orange ping pong balls. How many ways can 5 balls be se...

A: Given,no.of green balls=5no.of yellow balls=7no.of orange balls=10Total no.of balls=22

Q: 2. Suppose in a sample of size 10 articles, the probability that a single article will be nonconform...

A: Givensample size(n)=10The probability that a single article will be nonconforming (p)=0.1

Q: Need help answering A, B and C. B) Perform the linear regression calculation and provide the linear...

A: A. Y: Number of air conditioning units sold X: outside temperature (Degrees F). Scatter Diagram: Ste...

Q: Cite a statistical experiment and its sample space

A: Given that  Cite a statistical experiment and its sample space  We have to find sample space of any ...

Q: a) A Continuous distribution of a variable x in the range (-3,3) is defined as (3+ x)²;-3<x< -1 TRAS...

A:

Q: 50. A restaurant places cards on the dining tables, inviting cus- tomers to complete an online surve...

A: Given, in a restaurant places cards on the dining tables, inviting customers to complete an online s...

Q: A researcher was interested in studying if there is a significant relationship between the severity ...

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

Q: Example 5-50. Given the joint density function of X and Y as : f (x, y) = {2*e*;0 0 , elsewhere find...

A:

Q: Bayesian Statistics: You inject 5 mice with substances and record the number of mice that test posit...

A: @solution:::  

Q: Example 6-3. In four tosses of a coin, let X be the number of heads. Tabulate the 16 possible outcom...

A:

Q: A Model Examination was conducted to XII Standard students in the subject of Statistics. A District ...

A:

Q: (a) Given bxy= 0.85, byx= 0.89 and the standard deviation of X 6, find the value of 'r' and oy. (b) ...

A:

Q: # Of ID Sex Educational Level 2 M 1 M 2. 5 6. • Sex - F for female and M for 7 M 1 male M 2. • Educa...

A: The tabular representation of the data based on sex distribution of the respondents is given by: ...

Q: Three fair coins are tossed 3000 times. Find the frequencies of the distribution of heads and tails ...

A:

Q: a. Find the probability that the selected individual has a Mastercard or Visa. b. Find the probabil...

A: Given: P(V) =0.65 P(M)=0.43 P(M and V) =0.25

Q: A Model Examination was conducted to XII Standard students in the subject of Statistics. A District ...

A: Hypothesis test are of two types, they are parametric and non parametric test. Hypothesis test are u...

Q: Calculate the price indices from the following data by applying (1) Laspeyre's method (2) Paasche's ...

A:

Q: The mean breaking strength of cables supplied by a manufacturer is 1900 n/m? with a standard deviati...

A: We have given that  Sample size n =60 Sample mean = 1960 Standard deviation =120  

Q: Example 10.29 Find the quartiles of the Normal distribution having mean 60 and S.D 10.

A: Given,mean(μ)=60standard deviation(σ)=10

Q: A survey shows that 90% of surveyed individuals has visited at least 1 tourist spot in Tabuk City. O...

A: Given that  90% of surveyed individuals has visited at least 1 tourist spot in Tabuk City. Of these,...

Q: In a group of 800 students, the number of married is 320. But of 240 students who failed, 96 belonge...

A: Given info: In a group of 800 students, the number of married is 320, out of 240 students who failed...

Q: In the most recent YouGov survey of 1,500 U.S. Adults Citizens, 39% said they approve of the job the...

A: @solution:::  

Q: hospital stay

A: Mean: It represents the average of the given collection of data. Median: Generally median represents...

Q: Assume that the service time mean suddenly increases by 1.5 minute. What is the number of samples, o...

A:

Q: If all the uncontrollable Inputs into the decision-making process are known to the decision maker, t...

A: There are three types of models used to represent the data. They are iconic model, analog model and ...

Q: If a can is selected randomly, calculate the probability of getting: a) a defective can; b) a good c...

A: Let us define some events A : a can coming from line A  B : a can coming from line B C : a can comin...