If I have 50 people, 21 had type O blood, 22 had type A blood, 5 had type B blood, and 2 had type AB blood. find the following probabilities: QUESTION 1 1. A person has type O blood. 2. A person has type A or type B blood. 3. A person does not have type AB blood.

Q: Let Y1, Yz, Y3, Y4, Yş and x1, x2, ..., X, be independent and normally distributed random samples…

A:

Q: Enrollment at a particular college has a student population comprising 62% females.  Using the…

A:

Q: I don't understand your answer. since there is 1,2,3,4,5,6 choices. what is/are your choices?

A: *value of probability lies between (0 to 1) always * for valid probability density function value of…

Q: d. Find the probability that the customer gave a Good rating given from the Midwest. e. Find the…

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

Q: The manager of a large company claims that the standard deviation of the time (in minutes) that it…

A: Given that n = 15 , s =1.8 ,σ=1.2,α =0.01

Q: Q4: The diameter of a shaft in an optical storage drive is normally distributed with mean 0.2408…

A: It is given that  Mean, μ = 0.2408 Standard deviation, σ = 0.0005 The specifications on the shaft…

Q: Let Y₁, Y2, Y3, Y₁, Ys be a random sample of size 5 from a standard normal population. Find the…

A: Please find the explanation below. Thank you

Q: A local school district recently implemented an experimental program to improve mathematical skills…

A: From the provided information, Population average (µ) = 35 Population standard deviation (σ) = 6…

Q: Assume that you are monitoring the center of a process but instead of using a standard 3-sigma chart…

A: Let μ and σ be the mean and standard deviation. The standard 3-sigma control chart is defined as…

Q: LE+ T₁, T2, T3, T4, Is and X₁, X₂, Xq be Independent and normally distributed random Sampits From…

A: It is given that Yi~N2, 5∀ i=1,2,…,5 and Xi~N8, k∀ i=1,2,…,9. According to the property of normal…

Q: Households are randomly selected and partitioned into groups of four. For those groups, the random…

A: Let x: the number of households with a printer.and we know, x P(x) 0 0.026 1 0.142 2 0.339…

Q: Suppose the following table represents world oil production in millions of barrels a day for a…

A: Given:

Q: Suppose that {X1, X2, X3} are statistically independent Gaussian random variables with P₁ = E{X₁} =…

A:

Q: A factory owner has taken a sample (n = 20) of workers to see how many broken widgets each employee…

A: Given: n = 20 Formula Used: Mean = ∑Xin

Q: 7. Find the 81st percentile.     The 81st percentile is   ​(Round to two decimal places as​ n

A: Given that x is normally distributed with mean and SD(standard deviation) is μ=50σ=7

Q: Consider two random processes x(t) = 3cos(wt + 0) and y(t) = 2 cos(wt +0-T/2), where is a random…

A:

Q: Machine Machine 1 2 6.3 7.8 = 5.4 = 7.4 8.3 7.4 8.9 7.6 9.6 10.1 9.3 9.7 Machine 3 10.8 10.0 9.4…

A: Given data:

Q: e Dollar amount Rent $650 Food $175 Entertainment $100 Bills $91 Charitable donations $100

A: Jalen's net income for the month of May is 1,600. Expense Dollar Rent  650 Food  175…

Q: Consider the Keynesian consumption function Yt = B₁ + B₂x2t + ε where yt is per capita consumption,…

A: Given that We have to proof that :

Q: In the game of​ roulette, a player can place a ​$4 bet on the number 14 and have a 1/38 probability…

A: Suppose x is the net amount from the game to the player.

Q: Analyze the data in the following problems using median and up/down run tests with z== 2. a. Given…

A: Given the run test results of process output

Q: Among fatal plane crashes that occurred during the past 60 years, 457 were due to pilot error, 62…

A: The data related to several plane crashes is given.

Q: Suppose an individual having both types of policies is randomly selected. (a) What is the…

A: Given that  The accompanying table gives proportions for the various categories of policyholders who…

Q: please help: A case-control study was conducted to assess the association between exposure to…

A: Given that: Total number of cases in a sample = 55 Total number of controls = 2820 Number of exposed…

Q: Where are the clusters in this distribution? 1400 1200 1000 800 600 400 200 ENS***&&&&&& O A. 7, 12,…

A: Introduction: It is required to identify the values in which clusters are observed in the…

Q: Bob is a recent graduate of Industrial Engineering. During his job search, Bob compiled information…

A: Given, 20% of the companies have offices only in London. 40 companies have offices only in San…

Q: For two sets A and B, an element d belonging to AUB cannot belong to An B. O True False

A: Given statement;For two sets A and B, an element d belonging to A∪B cannot belong to A∩B.

Q: Using the 4 weeks of data below, forecast sales for the fifth week using a 3-week weighted moving…

A: From the given data Forecast sales for the fifth week = ?

Q: We want to learn about the country of origin, gender, NYC borough of residence, ethnicity, and age…

A: A sample is a subset of a population, whereas a population is a full set that represents every…

Q: ✓ 14 ✓ 15 Part: 0/3 Part 1 of 3 = 16 Skip Part = 17 Check X Determine the probability P (6). Round…

A:

Q: Sample data of 150 participants in the COVID-19 Vaccination Program of Abu Dhabi Government is…

A: The sample data of 150 participants is given which is further divided as per ethnicity and sex of…

Q: A standard deck of 52 cards has 13 ranks (ace, 2, 3, 4, 5, 6, 7, 8, 9, 10, jack, queen, king) and 4…

A: Given Information: A standard deck of 52 cards has 13 ranks (ace, 2, 3, 4, 5, 6, 7, 8, 9, 10, jack,…

Q: The length of pregnancies of humans has a mean of 265 days and a standard deviation of 10 days. (a)…

A: The question is about Chebyshev's theorem Given : Mean length of pregnancies of humans ( μ ) = 265…

Q: 1. Assume that a fair die is rolled. The sample space is {1,2,3,4,5,6} and all of the outcomes are…

A: Ans#-1. Assume that a fair die is rolled then the sample space is {1,2,3,4,5,6}              and all…

Q: 03: PVC pipe is manufactured with a mean diameter of 1.01 inch and a standard deviation of 0.003…

A:

Q: Suppose the annual salaries for sales associates from a store have a symmetric and unimodal…

A: Solution

Q: according to this  Your community is hosting a Crab Festival. As part of the event, there is a…

A: Given information:   Time Height  Today 4:37:00 AM 1.1   12:01:00 PM 3.6   2:58:00 PM 1.7…

Q: binomial probability experiment is conducted with the given parameters. Compute the probability of x…

A:

Q: Jalen’s net income for the month of May was $1,600. Expense Dollar amount Rent $650 Food $175…

A: Given data: Expense Dollar amount Rent $650 Food $175 Entertainment $100 Bills $91…

Q: Determine whether c, s, both, or neither can be placed in the blank to make the following true. 1.…

A: Please note that as per our guidelines if multiple questions are posted by the student, we can…

Q: near regression yields βˆ1 = 0 , Show that R2 = 0. (b) A linear regression yields R2 = 0. Does this…

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

Q: Use the following cell phone airport data speeds​ (Mbps) from a particular network. Find Q3.   0.1…

A: Data given…

Q: For this question suppose you want to select a sample of 1000 New Yorkers. 1. If we want our sample…

A:

Q: Researchers believe that professional gamers have faster reaction times than non-gamers. An…

A: Given  Professional game  n1=14, sample mean x̄1=301.8, sample standard deviations s1=10.2 Non gamer…

Q: g. Find the probability that the customer is from the North given a rating other than Poor h. If a…

A:

Q: The length of life of an electronic component has an exponential probability density function with…

A: Given that: Mean = 1000 hours

Q: he table below shows a probability density function for a discrete random variable X, the number of…

A: Ans#- The table below shows a probability density function x P(x) 0 3/20 1 1/20 2 1/4 3…

Q: A random sample of 876 births included 430 boys. Use a 0.05 significance level to test the claim…

A: Given that  p = 50.7% , n = 876

Q: K A certain drug is used to treat asthma. In a clinical trial of the drug, 30 of 277 treated…

A: Data given X=30, n=277  Population proportion p=12%  Level of significance ɑ=0.05

Q: For a standard normal distribution, find: P(Z > c) = 0.9894 Find c rounded to two decimal places.

A: given data standard normal distribution:Z~N(0,1)P(Z>C) = 0.9894we have to find value of C=?