Question 10 The amount of coffee that people drink per day is normally distributed with a mean of 17 oum standard deviation of 4 ounces. 6 randomly selected people are surveyed. Round all answers places where possible. a. What is the distribution of X? X- N( b. What is the distribution of ? I- N c. What is the probability that one randomly selected person drinks between 16.5 and 18

Q: Sonya has a bag of marbles with 3 blue marbles, 4 white marbles, and 4 red marbles. Find the followi...

A: 3 blue  4 white 4 red ------------ 11 total   select marbles without replacement

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Q: The probability that a person with certain symptoms has hepatitis is 0.7. The blood test used to con...

A: Given that P  ( H ) = 0.7, P (+ve/H ) = 0.95 , P ( + ve / H' ) = 0.05 Find P( H/+ve ) = ?

Q: The probability that a boy will get a scholarship is 0.9 and that a girl will get is 0.8. What is th...

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Q: Suppose you have a large bucket of fruit candy, where 20% is orange flavor, 25% is mango flavor, 16%...

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Q: The manager of a stockroom in a factory knows from her study of record that x, the daily demand ( nu...

A: Properties of probability: The probability value lies between 0 and 1 (inclusive). That is 0 ≤ P(x)...

Q: a. Determine the mean production of fiberglass boats.

A: Here given,   Sample of daily production of fiberglass boats from RSRM, Ltd. n = 10

Q: A certain blood test is 99.5% effective at detecting Foreign Bloodborne Pathogens (such as the hepat...

A: Binomial distribution is given by  

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Q: . What is the probability of spending more than 4.4 days in recovery? What is the probability of spe...

A: It is given that X = recovery times of patients  And it follows N(mean = 4, SD = 1.7), then Z = (X -...

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Q: 1. It describes the amount of spread, dispersion or variability of the item in a distribution. a) me...

A: 1.Answer: b) Explanation: The variance is the amount of spread, dispersion or variability of the ite...

Q: There are 1000 students in the year level and they have to participate in a certain activity. They c...

A: Activity Skills Singing Dancing Acting Total Number of Students: 1000 Probability: The p...

Q: Do the produced nails exceed the specification of the engineer at a 1% level of significance. 1. Wha...

A: Test is that whether the produced nails exceed the specification of the engineer. It is given that P...

Q: Printed circuit cards are placed in a functional test after being populated with semiconductor chips...

A: Given data isTotal number of cards(N)=80no. cards are selected(n)=10no.of defective cards(M)=5Let "x...

Q: ACTIVITY 3- Solve the following problems on permutations. Write your complete solution in your answe...

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Q: answer b and c pls  thank you

A: 2) We are asked to classify the random variables as discrete or continuous. Discrete variable is the...

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A: Given data is X 0 1 2 3 4 P(X) 1/10 2/10 3/10 2/10 2/10

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Q: The patient recovery time from a particular surgical procedure is normally distributed with a mean o...

A: Given Data : Population Mean,μ = 4 Population Standard Deviation,σ = 1.5

Q: A key ring contains four office keys that are identical in appearance, but only one will open your o...

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Q: The average student loan debt for college graduates is $25,000. Suppose that that distribution is no...

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Q: A university's leadership coundil is made up of 12 members: 3 are students, 4 are teachers, and 5 ar...

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Q: The CDF as it approaches negative infinity is 1. O a. True O b. False "A Gaussian (20, 9) random var...

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Q: 3.21 The occurrence of accidents at a busy intersection may be described by a Poisson process with a...

A: Given Information: The average rate of accidents per year is 3. Consider X as a variable that denote...

Q: Ifa restaurant menu offers 7 appetizers, 6 main courses, and 11 desserts, how many different meals a...

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Q: 9. A committee of senior and junior executives will be formed to decide on recruitment issues. If th...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

Q: The net weight (in oz) of a dry bleach product is to be monitored by F and R control charts using a ...

A: Solution: a.) To setup  and R control chart Step:1 First we compute means of sample1, sample 2 -----...

Q: 2. The number of mobile phones sold per day at a retail store varies as shown in the given probabili...

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Q: A textile manufacturing process finds that on average, six flaws occur per every 240 yards of materi...

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Q: 3.126 Refer to Exercise 3.122. Assume that arrivals occur according to a Poisson process with an ave...

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Q: Number of roaches in each chamber over time(warm vs cold) Trials Warm cold 1 1 9 2 2.3 7.7 2.8 7.2

A: Given :

Q: at is the probability of spending more than 2.4 days in recovery? at is the probability of spending ...

A: We have given that.   X~N( μ , ?^2 )   μ=3 , ? =1.7   Z-score =( x - μ )/?

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Q: In a game of chance, players spin the pointer of a spinner with six equal-sized sections. Part A ...

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Q: Find the area of the shaded region under the standard normal distribution to the left of the given z...

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Q: Given the sets below, identify the items for the following set expressions: (Using Venn Diagram) U =...

A: Given the sets - U = {0,1,2,3,4,5,6,7,8,9} A = {1,2,3,4,5} B = {2,4,6,8} C = {1,3,5,7,9}  We need to...

Q: Find the 25th, 50th, and 75th percentile from the following list of 34 data. Please enter exact answ...

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Q: 4. a) How many 5 card poker hands are there with 2 hearts and 3 spades? b) How many 5 card poker han...

A: Given: 5 card poker hands with 2 hearts and 3 spades and 5 card poker hands with 4 of a kind

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Q: () A class consists of 80 students, 25 of them are girls and 55 boys, 10 of them are rich and remain...

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Q: The number of items sold per day at a retail store, with its corresponding probabilities, is shown i...

A: Mean(μ)=∑X.P(X)

Q: A well mix cookie dough will produce cookies with a mean of 8 chocolate chips apiece. What is the pr...

A: poisson distribution is given by

Q: Planes arrive at a circular sector of airspace according to a Poisson process with rate 20 arrivals ...

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Q: A beverage machine is adjusted to release a certain amount of syrup into a chamber where it is mixed...

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Q: Null Hypothesis Alternative Hypothesis One tailed or two tailed? Test

A: Calculate the Sample Means and Sample Standard Deviation for given data 

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Q: The president of Doerman Distributors, Inc., believes that 30% of the firm's orders come from first-...

A: a) Assume that p as the true proportion of firm’s orders that come from first-time customers.

Q: The probability mass function of a discrete random variable is: 7-x p(x) = a(=) G) for x = 1,2, ., 1...

A: Solution-: We have the p.m.f. of a discrete random variable P(X=x)=a*(15)x*(32)7-x   for x=1,2,3,......

Q: If 14% of active duty soldiers in the U.S. Army are women. Find the probability that none of the fou...

A: Let X be the number of women soldier in U.S army from binomial distribution with probability (p)= 0....