If 63% of the people at a certain conference are doctors, 48% are women, and 39% are doctors, what is the probability that a person selected at random is a doctor or woman (or both)?

Q: what is the standard deviation of 163,696 + 97,814 + 110,561 + 104,094 + 113,998 + 147,042

A: Given n=6

Q: (5) The number of students coming to the computer room is said to follow a Poisson distribution with…

A: As per bartleby guideline expert have to answer first three subparts only

Q: a) Calculate the covariance of Y₁ and Y₂. b) Are Y₁ and Y₂ independent? Are two uncorrelated random…

A:

Q: We know that P₁ = P2 on B if P₁ = P2 on C, provided that C generates B and is a 7-system. Show this…

A:

Q: A computer program requires the user to enter a 7-digit registration code made up of the digit…

A:

Q: Why is it that the normal distribution is the most useful probability distribution?

A: Solution-: We want to get the reason why is it that the normal distribution is the most useful…

Q: nina is in the shape of the surface defined by R(u, v) = (u cos v, u + v, u si € [0, 1] × [−1, 2].…

A: *Answer:

Q: he numbers of state parks found in selected states in three different regions of the country are…

A: Anova is a type of parametric test. It used to determine the mean significance between the three or…

Q: paper for your solutions. 1. You roll a fair six-sided die. Find the probability that the die shows…

A: According to our guidelines, we can answer only 3 sub-parts. So, please repost the rest parts.

Q: Given the table below, determine P(6 < W< 10). W 3 6 P(W=w) 2k k² 942 슬 12 0.8-3k 15 0.26

A:

Q: In how many ways can the letters be arranged so that all the vowels come together? Word is…

A: Given : In how many ways can the letters be arranged so that all the vowels come together? Word is…

Q: Construct all random samples consisting of four observations from the given data. List all the…

A: Solution-; Given data: 84,87,90,93,96 List all the possible outcomes, get the mean of every sample,…

Q: 4. How many triangles are there with vertices from the points shown below? Note, we are not allowing…

A:

Q: Fill in the correct data being asked. SIMPLE/SINGLE TOSS The following are obtained results from…

A:

Q: In an isosceles right triangle ABC, with the right angle at C, the length of a leg is 20 inches.…

A:

Q: Question about making a bar graph.....The number of deaths among persons aged 15-24 years in the…

A: Graph:  A chart is a visualization of information that is constructed. A graph is a path or shape…

Q: A company has one motorbike, 3 cars, 5 vans and 6 busses. An LTO official will randomly select and…

A: Ans#-  A company has one motorbike, 3 cars, 5 vans and 6 busses.            An LTO official will…

Q: According the the U.S. Census bureau, the percentage of Santa Ana residents living in poverty is…

A: Given P1^=0.177 P2^=0.133 n1=1200 n2=1500

Q: Determine the probability that the rolled dice will result to a multiple of 3 or a square number.

A: It is known that, the outcomes of rolling a die are 1, 2, 3, 4, 5, and 6.

Q: A job shop consists of three machines and two repairmen. The amount of time a machine works before…

A:

Q: In a plenary hall with 63 males and 47 females, 80 of the participants acquired a passing mark in…

A:

Q: order. What is the probability of winning if you bought 4 tickets all with different combinations?…

A: here given , In a lottery game, a ticket has a total of 37 numbers to choose from, a player can mark…

Q: How many possible outcomes for the individual games are there, such that overall player A ends up…

A: From the provided information  Out of the 9 games player A can win any of the 4 games, which gives…

Q: Exercise 9: The random variable X has a binomial distribution with n = 10 and p = 0.5. Determine the…

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

Q: Which of the following statements cannot be accurate after one spin?  a The probability of winning…

A: It is given that the spinner with five different colours.

Q: 1. Draw a Venn diagram for the given events. 2. If the oil had to be changed, what is the…

A: Let us define some events A : the engine will require an oil change. B : it requires a new oil…

Q: A person has 12 books: 4 mystery, 6 science fiction, and 2 romance. How many ways can the books be…

A: It is given that  Total books = 12 Mystery books = 4 Science fiction book = 6 Romance book = 2

Q: Given the plot of normal distributions A and B below, which of the following statements is true?…

A:

Q: The Edmonton Oilers win 70% of their games if they score first, but only 40% of their games if the…

A: The Edmonton Oilers win 70% of their games if they score first, but only 40% of their games if the…

Q: Suppose a sample of 47 chocolate bars has a mean weight of 134.2 with standard deviation 7. Test the…

A:

Q: The probability density function of the time it takes a hematology cell counter to complete a test…

A:

Q: A doctor believer simple random sample of significance level of a Day Sunday Frequency 65

A:

Q: Q2: If P(A) = 0.25, P (B) = 0.45, P (ACNBC) = 0.43, draw the Venn diagrams and determine the…

A: It is given that P(A) = 0.25, P(B) = 0.45 and P(Ac ∩ Bc) = 0.43 Note : According to our guidelines…

Q: (b) Five pennies were tossed 1000 times, and at each toss the number of heads was observed. The…

A: Frequency Distribution The number of points an incident or a measure tends to happen is referred to…

Q: 1.From complete sets of playing cards (52cards), we pulled out one card. What is the probability of…

A: As per bartleby guideline expert have to answer first question only.please upload other questions…

Q: Construct the probability distribution of the variable for number of modules the participants who…

A: HERE Given , there are total 63 + 47 = 110 participants  In a plenary hall with 63 males and 47…

Q: The speed of a file transfer from a server on campus to a personal computer at a student's home on a…

A:

Q: Class Interval 1. 38 married females of Barangay GTDL of Valenzuela City were asked about their…

A: we have given data are…

Q: if the probability distribution of the (y) Variable is shown in the following table Find the broke…

A: Variance is the measure that used to determine the variance happen in the data set. It determine the…

Q: The number of minutes spent by 15 AGM airline passengers "checking in" are as follows: 9 8 10 10 6…

A:

Q: In a lottery game, a ticket has a total of 37 numbers to choose from, a player can mark 6 numbers on…

A: Given that, In a lottery game, a ticket has a total of 37 numbers to choose from, a player can mark…

Q: Cite five different scenarios where and how Statistics and Probability can be utilized

A: Statistics: A scientific study to deal with the data. It is a science of collection, tabulation, and…

Q: A password consists of 3 letters and 2 numbers. What is the percent probability that a password will…

A:

Q: person will purchase three different newsletters on three consecutive mornings?

A: person randomly picks and buys one of the four newsletters in the street each morning.  Here use…

Q: 6. Assume that there are only three possible levels of education: "low", "middle" and "high". Among…

A: Note: Hey, since there are multiple questions posted, as per guidelines we will answer first…

Q: 20358520 ealt, what is the probability that they form a straight ave sequential values, assume that…

A:

Q: 8) Transportation officials tell us that 80% of drivers wear seat belts while driving. Use 8) normal…

A: Given that  Population proportion p=80%=0.80 Sample size n=850 Here we use normal  approximations to…

Q: Philip has 80 chocolates left in a box. The chocs are either hard or soft.  (i) Philip picks a choc…

A: Given information: Total no. of chocolates=80chocolates=1. Hard.2. Soft.P(soft-centred chocolate)=38

Q: 9 13 Determine the variance. 8 11 10 7 10 12 6 8 5 10 15 10

A: Solution

Q: fy(y) = (fxy(x,y) da 2 = √ ² 1/2 ² 1 (1+3y² ) dx = 1/₁ (1+34²) 5²x dn = 1 / (1+3y² ) [21²] ² =…

A: