Identify 3 situations or issues in your workplace that can be dealt with through statistical methods and in each case say what type of routine statistics you would gather

Q: Suppose that the number of drivers who travel between a particular origin and destination during a…

A: given data poisson distribution x = No. of driver travels λ=μ=20,  σ=μ  = 20  = 4.4721p(x=X) =…

Q: A bag has six balls labeled A, B, C, D, E, and F. One ball will be randomly picked, and its letter…

A: given data a bag has 6 balls labeled A,B,C,D,E,F

Q: Are the joint distributions of random vectors having a multivariate Gaussian distribution,…

A: Multivariate Gaussian distribution: It is also known as Multivariate Normal distribution. It is a…

Q: The code 39 is a common bar code system that consists of narrow and wide bars (black) separated by…

A: Solution:   There are 5 bars out of which exactly 2 are allowed to be white.

Q: Machine A makes 15% of the components, machine makes 30%, machine C makes 35% and machine D makes…

A: Given: P(A)=0.15P(B)=0.3P(C)=0.35P(D)=1-P(A)+P(B)+P(C)         =1-[0.15+0.30+0.35]         =0.2…

Q: A jury of 14 people is selected from 26 people: 13 women and 13 men. What is the probability (to the…

A:

Q: i want to repost and answer the remaining question

A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted....…

Q: Prove Γ (n) = (n-1)! where n ∈ ℕ

A: Concept: The proof for this gamma integral will be done using mathematical induction

Q: There is a jar of marbles on the counter containing the following colors. 22 yellow, 11 green, 27…

A: given data 22-yellow 11-green 27-blue 39-red ____________ 99-total marbles grab a marble at random

Q: Question 5 You have R110 million cash on hand. You are deciding whether to build a restaurant for…

A: Decision tree is a tree like structure which acts like a flowchart. It helps to solve classification…

Q: (g) P(-1.70 sz≤ 2.00) 3 2 (h) P(1.46 ≤ Z ≤ 2.50) (1) P(1.70 s2) (1) P(IZI ≤ 2.50)

A: We will use Excel function to find the required probabilities based on Standard Normal distribution.

Q: 20. What is the probability of an actually event?

A:

Q: A dot-com company ships products from three different warehouses (A, B, and C). Based on customer…

A:

Q: A company that produces fine crystal knows from experience that 17% of its goblets have cosmetic…

A: given data p(second product) =p=0.17 ∴ p(non second) =q=0.83sample size (n) = 9

Q: Let Z be a standard normal random variable and calculate the following probabilities, drawing…

A: P(0≤Z≤2.09)=? P(0≤Z≤2)=? P(-2.10≤Z≤0)=? Note: According to Bartleby guidelines expert solve only one…

Q: Suppose you have a rigged coin that gives a higher probability of coming up heads. (Probability…

A: a) On average, you have to toss the coin H/(1-H) times to get the first head. b) On average, you…

Q: -) Let X₁, X2, X3,...,Xn be a random sample of n from population X distributed with the following…

A: Given X~N(0,θ) Note: According to Bartleby guidelines expert solve only one question and maximum 3…

Q: The population of a particular country consists of three ethnic groups. Each individual belongs to…

A:

Q: A cell phone user selects apps to download. Each of 10 apps is independently selected with…

A:

Q: Consider two securities, the first having μ1 = 1 and σ1 = 0.1, and the second having μ2 = 0.8 and σ2…

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

Q: Q2 - A man gets rid of his car every year and buys a new car. If his car is a Jeep, he sells it and…

A: (Dear student, According to Bartleby rules, we can answer at most 3 sub parts at once. If you want…

Q: 5.1) A random sample of 90 people were selected to determine their preference for either Coke or…

A: Binomial distribution is given by

Q: A research study uses 50 men under the age of 55. Suppose that 30% carry a marker on the male…

A: Given Information: There are 50 men i.e., N=50 30% carry a marker on the male chromosome so, p=0.30…

Q: Calculate the means and standard deviations of:1, 2, 3, 4, 5

A: We have to calculate the mean and SD of given observations. The observations are  X : 1, 2, 3, 4, 5

Q: The probability of Uber X arriving at the airport at or before your planned arrival time is 0.85.…

A: Given Information: The probability of Uber X arriving at the airport at or before your planned…

Q: Drug tests are designed with a known sensitivity. However, those interested in such tests want to…

A: Given information: The accuracy of the test is 99% and that 0.5% of the population uses the drug.…

Q: he probability a component is acceptable is 0.8. .Five components are picked at random What is the…

A: P(acceptable) = p = 0.8 select 5 components at random  x = no. of acceptable component P(x=X) =…

Q: Show that if AB={0}, then P(A)≤P(B).

A: Given that

Q: Samples of skin experiencing desquamation are analyzed for both moisture and melanin content. The…

A: moisture content…

Q: Heart failure is due to either natural occurrences (88%) or outside factors (12%). Outside factors…

A: Let X : heart failure is due to outside factors. p(x)=0.12 n=20

Q: The "Dogs of the Dow" are the stocks listed on the Dow with the highest dividend yield. The…

A: (a) Determine the number of portfolios is possible. The possible number of portfolios is obtained…

Q: This exercise is based on the following list of top DVD rentals (based on revenue) for the weekend…

A: Number of arrangement of data has been calculated using the principal counting method. Some of them…

Q: Use the union rule to answer. If n(A) = 8, n(B) = 10 and n(AB) = 6, what is n(AUB)?

A: given data,here we have to use union rule of probability n(A)= 8n(B)=10n(A∩B)=6n(A∪B)=?

Q: dents Home Mail - Reyes, Evelyn (Student) - x McGraw Hill Campus…

A:

Q: A coin is tossed three times. An outcome is represented by a string of the sort HTT (meaning a head…

A: Probability: A probability informs the happening of a trial in a study or observation. For example,…

Q: Joe tosses a fair three-sided die 4 times.  What is the probability he rolls all threes? If…

A: given data roll a fair three sided die 4 times 3 sided die : ∴P(1)=P(2)=P(3)

Q: William is playing cards. What is probability of pulling an 8 of spades, 10 of diamonds, or heart?

A: given data  william play a  card game select card at random.  P(8 of spades,10of diamonds or heart…

Q: A child rolls two 6-sided dice. Which diagram can be used to determine all possible outcomes of the…

A: Given that: A child rolls two 6 sided-dice. The objective is to identify the tree diagram that…

Q: A bank teller serves customers standing in line. Based on prior data, the average service time per…

A: Given that mean =4 ,standard deviation = 1.2 ,n =40

Q: (d) Evaluate f(x) by obtaining F'(x). f(x) = F"(x) = (e) Compute μ.

A: Continuous random variable are lie within a range. The continuous random variable follows a…

Q: 3. A 3-state Markov Chain has the following (incomplete) transition ma- trix, [0.7 0.2 ? 0.3 ? 0 0.1…

A: The transition matrix has the following properties: Each row sum in a transition matrix is equal to…

Q: How do rates help you describe real-life problems

A: First understand definition of rate  * Rate is used for the comparison of two measurements of…

Q: 12. From each penalty Christiano Ronaldo takes, he has a 95% chance of scoring. What is the…

A: As per bartleby guidelines we can solve only first question and rest can be reposted

Q: A box in a supply room contains 24 compact fluorescent lightbulbs, of which 8 are rated 13-watt, 9…

A: Given that

Q: 1. An instrument is used to measure very small concentrations, X, of a certain chemical in soil…

A:

Q: Use the 68-95-99.7 Rule to approximate the probability rather than using technology to find the…

A:

Q: . About 5% of a store’s customers respond to advertised sales. The other 95% shop when they have…

A: Given: P(Do shopping due to promotional advertising)=p=5%=0.05 Number of customers (n) =21

Q: Ten people are gathered to form a committee of size 4. If there are 6 men and 4 women in the group…

A: Given: n(total) = 10 n(women) = 4 n(men) = 6 n(chosen) = 4 n(women chosen) = 3

Q: There is a mixed group of 100 students and/or teachers; 45 are boys, 55 are Girls, and 23 are female…

A: 45 - boys 55 - girls 100 total students or teachers 23 are female teachers

Q: If there is a bird in every branch, there will be an excess bird not on the branch but if there will…

A: There is a bird in every branch, there will be an excess bird not on the branch but if there will be…