Pind the number of strings of five lowercase letters from the Engtish alphabet, that contain esser a

Q: 20 athletes are entered in a race in the top three will be awarded gold first silver 2nd and Bronze ...

A: GivenNo. of athletes(n)=20No.of prices(r)=3

Q: If one of these individuals is selected at random, find the probability that the person is (a) exper...

A:

Q: A die will be rolled 5 times. Find the chance of getting exactly one four

A: Given  A die is rolled 5 times n=5  p=1/6  p=Probability of 4 X=Number of 4 X~Binomial(n=5,p=1/6)

Q: 8 athletes are entered in a race. How many possible ways can they finish (assuming no ties are allow...

A:

Q: Below is a tree diagram showing the likelihood of it snowing on two consecutive days. Day after tomo...

A:

Q: Assuming that the samples comes from normal distributions, find the margin of error E, given the fol...

A: As per our guidelines we can solve first three sub part of question and rest can be reposted. Soluti...

Q: Conduct a multiple regression analysis, using ‘monthly sales value’ as the Dependent Variable and en...

A: Given information: A multiple regression output is given.

Q: n how many ways can the names be arranged? ot all the arrangements of names in part (a) could be sun...

A: Definition  A combination is a grouping of outcomes in which the order does not matter The number of...

Q: About 40% of Jayden's texts are to his brother. 14. If Jayden sent 1500 texts last month, about how ...

A: Given that  40% of Jayden's text to his brother  N=1500 Find the number he send to his brother 

Q: How do you illustrate a normal random variable?

A: How do you illustrate a normal random variable?

Q: 1.) Find the corresponding area between z=0 and draw the graph. z= 0.96 Please show your complete so...

A: We have to find given area by using z score table..

Q: The workers' union at a certain university is quite strong. About 94% of all workers employed by the...

A: Given that n =20 ,p =0.94 (a ) Mean =? ( b ) s.d =?

Q: 10.0cherwise, Compute the probability

A:

Q: Get an education: In 2012 the General Social Survey asked 835 adults how many years of education the...

A:

Q: In the Math Club, 6 of the 22 girts are seniors, and 6 of the 19 boys are seniors, What is the proba...

A:

Q: 0.4 A 0.6 0.2 0.2 E 0.5 B. 0.8 F 0.3 0.6 E C 0.4

A:

Q: Nicole Mariana and Deibey Nicolas, the Fajardo Rincon twins, ran a summer business. They put their e...

A: Given Account information of 1st 4 month Find Use the equation to predict how much money will be in ...

Q: Of all customers purchasing automatic garage-door openers, 75% purchase a chain- driven model. Let n...

A: As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost other ...

Q: Decide whether the statement describes a parameter or statistic. Write youranswer on a separate shee...

A: Parameter is a characteristic or measure based on population values. Statistic is a characteristic o...

Q: stngle die is rolled. What is the probabitity that the number is greater than 3 or even? Submit Ques...

A: Given  A single die is rolled  Total number of outcomes=6 Sample space=(1,2,3,4,5,6) Greater than 3 ...

Q: Calculating the Z-score is the last step when evaluating a normal distribution curve. O True O False

A: Normal distribution: 1. It is bell-shaped is a symmetrical continuous probability distribution  2. T...

Q: Q2. Joint distribution of continuous random variables Suppose two random variables X and Y have a jo...

A:

Q: The mean gasoline consumption of 10 cars is 28 liters with a standard deviation of 1.60 liters. Find...

A: Given: n = 10 x¯ = 28 s = 1.60    

Q: Two discrete independent rahdom variables X and Y are such that X can take values 2,3,5 and Y can ta...

A: In case of independent random variables X and Y, P(X = x, Y = y) = P(X = x).P(Y = y)

Q: What is the probability that a batch of serum survives the first departmental inspection but is reje...

A: A manufacturer of a COVID-19 vaccine is concerned about the quality of its flu serum. Batches of ser...

Q: Marlon walks to school a different way every day. He only travels North and East, travelling 4 block...

A:

Q: Find the area between z= -2 and z= -1.5

A: here area under normal curve is probability

Q: A random sample of 50 suspension helmets used by motorcycle riders and automobile race-car drivers w...

A:

Q: Box 1 contains 2 red balls and 1 blue ball. Box 2 contains 3 blue balls and 1 red ball. A coin is to...

A: The likelihood of having an event occurrence is known as probability. Event is the possible occurren...

Q: Get an education: In 2012 the General Social Survey asked 833 adults how many years of education the...

A: Given that; Sample size (n) = 833 Sample mean = 9.77 Standard deviation = 9.53 At 99% confidence int...

Q: What do you notice about the probability values of random variable in each probability distribution?

A:   Given problem Given that   The probability of each value of a random variable is between 0 and 1.(...

Q: Find the indicated probability. 21. A hotel estimates that 95.5% of people who book a room actually ...

A:

Q: Two unfair coins, both favoring heads, are tossed simultaneously for many trials, with the results s...

A: It is given that Number of times two head occurs = 63 Number of times one head and one tail occurs =...

Q: The empirical rule relates the standard deviation of a population to the probability of where a data...

A: The given statement  rule relates the standard deviation of a population to the probability of where...

Q: The chess clubs of two schools consist of, respectively, 8 and 9 players. Four members from each clu...

A:   Given problem Given that The chess clubs of two schools consist of, respectively 8 and 9 players. ...

Q: Question # 4 (8:20-8:25) Because all airline passengers do not show up for their reserved seat, an a...

A:

Q: 3. [8] Let A = {a, b, c} and B = {u, v}. Use the set-roster notation to write the elements in the fo...

A:

Q: A professor gives a test worth 100 points. The mean is 96, and the standard deviation is 6. Is it po...

A:

Q: Suppose that a balanced die is tossed once. What is the probability that die lands on 1, given that ...

A:

Q: In a high school graduating class of 100 students, 54 studied mathematics, 69 studied his- tory, and...

A:

Q: The price-eamings ratios for all companies whose shares are traded on a specific stock exchange foll...

A:

Q: Find the probability of obtaining exactly one heart in four drawing from a deck of 52 cards.

A: We know that There are 52 card in the deck in which they divided into two color i.e red(26) and blac...

Q: Let X denote the reaction time, in seconds, to a certain stimulant and Y denote the temperature (°F ...

A: P(0≤X≤1/2 and 1/4≤Y≤1/2)=?  P(X<y)=? 

Q: Discrete Probability: What are the key characteristics of a uniform distribution?

A: Uniform distribution : In statistics, an even distribution may be a distribution perform within whic...

Q: Construct the dual problem for this primal problem. 2. Solve both the primal problem and the dual p...

A: Given Information: max z=x1+2x2s.t.  x1+3x2≤8        x1+x2≤4        x1, x2≥0 (a) Construct the dual ...

Q: or a non-homogeneous Poisson process, the intensity function is given by A(t) = 5 if t is in (1, 2] ...

A: Given...

Q: new oil filter is needed, what is the probability that the oil has to be changed?

A: Here use venn diagram 

Q: Horizontal lines indicate the duration of short-duration illness in 8 different people out of a comm...

A: Note: In case of multiple questions, answer to first question will be provided. Here Q3 has three su...

Q: Determine the correlation for the following joint probability distribution 1 1 2 4 3 4 5 7 fw(X.y) 1...

A: Consider the following table based on given info:

Q: In a psychology experiment, the time t, in seconds, that it takes a rat to learn its way through a m...

A: