A website instructs users to create a password using 44​ alphanumeric characters (letters or digits). Capitalization doesn't matter. How many such passwords are possible that do not repeat any characters?

Q: You measure 32 randomly selected textbooks' weights, and find they have a mean weight of 68 ounces.…

A: Sample size=37 Sample mean=68 Population standard deviation=3  We have to find 99% confidence…

Q: simple random, stratified, cluster, systematic, or convenience. Make sure your answers are legible…

A: 1.. To determine the accuracy of the reported weight for its bagged carrots, a packaging company…

Q: n experimenter throws a die once. ( ie is the singular form of dice). Find e probability that the…

A: The sample space =S=6 S={1,2,3,4,5,6} total even number =3

Q: It is thought that the front cover and the nature of the first question on mail surveys influence…

A: For plain cover: X1=103 Sample size=(n1)=312 For skydiver cover: X2=107 Sample size=(n2)=319

Q: The lengths of a professor's classes has a continuous uniform distribution between 50.0 min and 52.0…

A: X~U(50,52) P(X<51.5)=?

Q: A particular disease is tested for and the results determine that it occurs in about 1 of every 425…

A: There are totally 425 black females in the results determine that it occurs in about 1.

Q: What is the EVPI? Probability Sell Company Form Joint Venture Sell Software on own Submit Success…

A: Here the given table is  EVPI is Expected Value of Perfect Information. It is calculated as     EVPI…

Q: Q. I find the number of words Composed of 3 different letters can be formed from the letters of word…

A: Given: Word: "Engineering" To find the number of words composed of 3 different letters that can be…

Q: (a) How many outcomes are there? ____ outcome(s) (b) How many outcomes do not have Ann being chosen?…

A: A class is choosing a president and a vice president. There are three students running for…

Q: that the resulting number is odd. Assume all sectors of the spinner are the same size. Determine…

A: All sectors of the spinner are the same size and each sector represent single number. E be the event…

Q: Suppose the spinner shown to the right is spun once, to determine a single-digit number, and we are…

A: Note: According to bartelby question answer guidelines an expert can solve only three subpart of one…

Q: A typical fuel tanker can carry up to 40,000 L of fuel and can be loaded in about 20 minutes. The…

A: Given that information A typical fuel tanker can carry up to 40,000 L of fuel and can be loaded in…

Q: 85 cities were surveyed to determine sports teams. 25 had soccer, 19 had rugby, 18 had basketball,…

A: Given information n(A)=25, n(B)=19, n(C)=18, n(A and B)=11, n(A and C)=12, n(B and C)=11, n( A and B…

Q: The ACT college test is normally distributed with µ = 21.0 and σ = 5.5. What proportion of students…

A: normal distribution,μ=21σ=5.5we have to find out the proportion for the given data.

Q: If Z is a random variable from a standard normal distribution and if P(Z <a) = 0.7, then P(Z…

A: If P(Z&lt;a)=0.7then P(Z&lt;-a)=0.3?

Q: If thirteen cards are randomly chosen without replacement from an ordinary 52-card deck, what is the…

A: We have given that 13 cards are randomly chosen without replacement from an ordinary deck of 52 card…

Q: Assume that out of a population of 1871 people, 30% of the population has a particular genetic…

A: From the provided information, Population size (n) = 1871 30% of the population has a particular…

Q: 1. Fifty six percent of men do not look forward to going clothes shopping for themselves. You…

A: p =56%    =56/100     =0.56 Sample size n= 8 ________________________________ Question:2 P = 63% =…

Q: Find P(CND) directly from the table. A 0.07 0.43 0.50 D E Totals P(CND)= (Type an integer or a…

A:

Q: Q1) Suppose the joint pmf is given by the insurance company in the accompanying joint probability…

A: Solution: We given following joint probability distribution table: P(X,Y) Y X 5 10 15 1 0.15…

Q: A bag contains three marbles labeled with the numbers (11, 12, 13). Consider the experiment of…

A: A bag contains three marbles labeled with the numbers (11, 12, 13). Consider the experiment of…

Q: In the card game Hearts, each of the cards from the heart suit is worth 1 point. (There are 13 such…

A: The probability of drawing a heart card is 13/52 = 1/4, since there are 13 heart cards in a standard…

Q: A student is taking the online homework which allows at most 10 attempts and keeps attempting until…

A: At most 10 attempts are allowed for a student who is taking the online homework and he keeps…

Q: Use the table below to find each probability for a randomly chosen student: Round all probabilities…

A: Answer:- Given data table is,  Using formula,  P(Event) = n(favorable outcomes)/total  P(A and B) =…

Q: Assuming that the data are normally distributed, a. Determine the z-score such that the area to…

A: given data standard normal distributionZ~N(0,1)area under standard normal curve represents…

Q: The given jar contains yellow (Y), blue (B), and red (R) balls. Anne randomly chooses a single ball…

A: From the provided information, Total red balls = 7 Total balls in jar = 11

Q: A gold, a silver, and a bronze medal are awarded in an Olympic event. In how many possible ways can…

A: There are 10 runners competing for the three medals: gold, silver, and bronze no. of ways to award…

Q: What is the probability that a family with 3 children is budgeting to spend more than $3,000 on…

A: Given: Number of families with 3 children who is budgeting to spend more than $3,000 on vacation=11…

Q: A Packages arrive at a warehouse that has a single reception point with a Poisson distribution mean…

A: warehouse that has a single reception point with a Poisson distribution mean of once every 12…

Q: colored ants uppose a total of 22 plants have white seeds, 5 of th its with terminal flowers, and…

A: Given : The number of plants measured is 100 i.e. n(S)=100 The number of plants has axial flowers…

Q: QUESTION 7 If the proportion of Mastercard transactions in a sample of various credit card…

A: n=17, p=0.554, C.I=94%=0.94

Q: I have 16 jolly ranchers in my bag: 7 are berry-flavored and 9 are grape-flavored, and my daughter…

A: He has 16 jolly ranchers in his bag: 7 are berry-flavored and 9 are grape-flavored. Her daughter…

Q: A large fast-food restaurant is having a promotional game where game pieces can be found on various…

A:

Q: A sample of 12 measurements has a mean of 24 and a standard deviation of 2. Suppose that the sample…

A: A sample of 12 measurements has a mean of 24 and a standard deviation of 2. n=12,  x¯=24 s=2 Suppose…

Q: One 8-sided die is rolled. If you get a 5, you win $10. Otherwise, you lose. It costs $2 to play the…

A: 8 sided die :  It has 8 sides ( 1 to 8 )  Probability for apperance of each side = 1/8  Expected…

Q: Identify the sampling method used in each observational study: random, simple random, stratified,…

A: To determine the average amount of money that drivers in a particular state spend on auto insurance,…

Q: If P(E)=0.23, find the odds against E. What are the odds against E? Select the correct choice below…

A: Given that, P(E)=0.23 The odds against is the ratio of the number of ways an event can not occur to…

Q: a. What is the probability that, in five free throw attempts, the basketball player makes exactly…

A: Here given,  A famous basketball player makes 75% of his free throws. Assume free throw attempts are…

Q: In a hospital, 40% of the patients are male. It is known that 15% of male patients are suffering…

A: Given in a hospital 40% of the patients are male and 15% of male patients are suffering from Cancer.…

Q: 80% of all students at a college still need to take another math class. If 39 students are randomly…

A: given data, p(need to take another math class)=p=0.80q=1-p=1-0.80=0.20n=39x= no. of them need  to…

Q: Sickle cell anemia is an inherited disease in which red blood cells become distorted and deprived of…

A: Given that,S represents Sickle cell genes represents healthy gene P(Child has sickle cell trait)=?

Q: Find Standard Deviation for the data given. (choose closest answer) x f 1 1 3 3 4 2 5 1 6

A: Given that x f 1 1 3 3 4 2 5 1 6 2 7 3 9 1

Q: Find the expected value of the random variable. 3 0.3 X P(x) 2 0.2 What is the expected value? 4 5…

A: According to the given information, we have The value of X : 2, 3, 4, 5 The probability distribution…

Q: Is it 1 ton?

A: (a) To find the probability of using more than 4 tons of wood chips in a day, we need to integrate…

Q: The probability that the second stock will have an above average return is__%

A: Here  Two stocks have correlation of 1 means they follow eachother in perfect manner It means both…

Q: = Assume that the rth-moment of a random variable X is equal to 0.6 for all r 1, 2, 3, .... (a) Give…

A: (a) If the rth moment of a random variable X is equal to a constant c for all r, then X follows a…

Q: Reproduce the table. Die 1 1 2 3 4 5 6 1 (Type whole numbers.) 2 3 Die 2 4 6

A: Two dice are rolled. The random variable X is the sum of two outcomes The outcomes of a die roll are…

Q: How many combinations of k=5 screws is it possible to construct from n=8 different screws?  What is…

A: Here we will use the concept of combinationWe have given thatk = 5, n = 8Formula for Combination is…

Q: All that is known about a certain stationary population of insects is that the age-specific death…

A: Given the age-specific death rate of a certain stationary population of insects as hx=2x100-x2,…

Q: A basketball player made 12 free throws in her last 35 tries. What is the experimental probability…

A: Note: Hi there! Thank you for posting the questions. As there are several independent questions,…