How many three-letter "words" (some may be nonsense words) can be made from 4 letters "FGHI" if repetition of letters (a) is allowed? Your answer is : (b) is not allowed? Your answer is: You should show your work for both parts of this problem.

Q: n = 11 Ex=55 Ex²=2230 Give the value of the sample standard deviation.

A:

Q: The human resources department of a consulting firm gives a standard creativity test to a randomly s...

A: Givensample size(n1)=100Mean(x1)=113.6standard deviation(σ1)=13.4sample size(n2)=95Mean(x2)=116.4sta...

Q: a) Suppose three people are in a room. What is the probability that there is at least one shared bir...

A: As per the honor code, We’ll answer the first question since the exact one wasn’t specified. Please ...

Q: [part1] A. Let Z be a standard normal variable. Find the following probabilities: P (Z 0.23) =

A: Required probability is P(Z<-0.96)

Q: Develop an interval estimate for the difference between the average yearly incomes of the marketing ...

A:

Q: For the data set (-1, -2), (1, 2), (4, 6), (7, 6), (12, 10), carry out the hypothesis test Ho B1 0 %...

A:

Q: A random variable L is being modelled as a discrete mixture of three Uniform distributions: Uniform ...

A:

Q: Q3.a The probability of winning a certain $8 million lottery is 0.000004. If Kim partakes in this lo...

A:

Q: QUESTION 3 Matt has inherited a large sum of money wo and is deciding how much to invest in a low in...

A:

Q: 2. A distributor records the weekly sales of personal computers (PCs) in three retail outlets in dif...

A:

Q: The patient recovery time from a particular surgical procedure is normally distributed with a mean o...

A: Given mean of 5.9 days standard deviation of 1.8 days

Q: David the promoter of an outdoor concert expects a net profit of $100,000, unless it rains which wou...

A: Given David the promoter of an outdoor concert expects a net profit of $100,000, unless it rains wh...

Q: Qluestion7,8.1.25 In a family with 4 children, excluding multiple births, what is the probability of...

A:

Q: Given the following details about a multiple regression model based on a sample of 45 observations: ...

A:

Q: If the animal is in the woods on one observation, then it is three times as likely to be in the wood...

A:

Q: Q/ The Probabillty that the sludent studies is o7. Given thut he sludies, the Probubility flu) ha wi...

A:   (a) Obtain the probability that he will study and pass the course. The probability that he will st...

Q: |P(A)| (please think carefully before doing this) A={3,8,11,14,21

A: ANS ;. |P(A)|  A={3,8,11,14,21}

Q: Let Z be a standard normal variable. Find the following probabilities: P (Z - 0.23)

A:

Q: Two researchers conducted a study in which two groups of students were asked to answer 42 trivia que...

A:

Q: In how many ways can four aces be drawn from a deck of cards? (Order is not important.) | way(s)

A:

Q: Dr. Jekel mixes a potion to turn himself evil, which includes 20ml of pomegranate juice. But it is h...

A:  

Q: Given the universal set U consisting of all integers between and including 1 and 20, and let the set...

A: Given:  Universal set U = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20} A = {2n}, within U, w...

Q: If the events B1, B2, ..., Bk constitute a partition of the sample space S such that P(B;) + 0 for i...

A:

Q: P2. Urn A has 2 white and 3 black balls, Urn B has 4 white and 1 black, Um C has 3 white and 4 black...

A:

Q: A laundry box has 9 pairs of socks. Picking 7 at random, what is the probability of getting at least...

A:

Q: Construct a tree diagram showing all possible results when three fair coins are tossed.  Then list t...

A: if three coins are tossed than the possible outcomes areTTT , TTH , THT, HTT , THH , HTH , HHT,HHH

Q: e or define the following. Also mention their applications Law of iterated expectations Law of total...

A: *Answer: 

Q: From the Venn diagram below: Find the complement of A, which is A' 1 2 6 3 12 4 8. 10 11

A:

Q: P3. Following a major earthquake, a team of engineers visited a city to assess whether or not buildi...

A: The results were obtained from a team of engineers visited a city to assess whether or not building ...

Q: C. -5 10 30 35 40 45 50 55 Predicted Values [Residuals D. -5 -10 30 35 40 45 50 55 Predictod Values ...

A:

Q: In a country of 80 million people, it is observed that 15% of the population have hearing trouble. a...

A: Given : Population, N = 80000000 p = 0.15 Sample size, n = 120 .05

Q: UESTIONO Use seientific netation to solve the problem. The distance from the carth to the sun is 92,...

A: Solution

Q: Pls help with below homework. An example of the use of goodness of fit test in a known distribution...

A:

Q: The cerebral blood flow (CBF) in the brains of healthy people is normally distributed with mean of 7...

A:

Q: Express the confidence interval from 22% to 33.2% in the form of p t MoE. Here, "MoE" means "Margin ...

A:

Q: find 1st percentile for given data  12,1585,63,95,75,45,26,9,75,25,15,49

A:

Q: Let M be the maximum on the toss of n dice. 1) Calculate the pmf of M when n = 3. 2) Calculate Var...

A: Let M be the maximum on the toss of n dice That is M be the maximum number among the numbers appeare...

Q: 13. A box contains 4 coach bolts and 6 hex bolts. Two bolts are drawn at random without replacement....

A:  

Q: Question 2: In the 6th grade, 100 of the total 500 students reported regularly drinking caffeinated ...

A: Given problem is :

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research i...

A:

Q: Your favorite pizza place offers 13 vegetable toppings and 6 meat toppings. Their weekend special al...

A: Given that a pizza place offers 13 vegetable toppings and 6 meat toppings and their weekend special ...

Q: new radar device is being considered for a certain missile defense system. The system is checked by ...

A: Given : 300 trials and 250 kills We have to check hypothesis for 0.04 significance level. 

Q: A jar of peanut butter contains 456 grams with a standard deviation of 10.5 grams. Assuming a normal...

A: Given that, A jar of peanut butter contains 456 grams with a standard deviation of 10.5 grams

Q: A fair die is rolled five times. What is the probability of obtaining at least four 6's? P(at least ...

A: Given Data Probability of success,p = 0.166667 Probability of failure,q=(1- 0.166667 )= ...

Q: In one year, three awards (research, teaching, and service) will be given to a class of 25 graduate ...

A: Given, In a year, 3 awards are given to a class of 25 students such that no one gets more than 1 awa...

Q: Kelsey reaches into a bag of marbles that contains 17 green marbles, 14 blue marbles, 8 yellow marbl...

A: Given : Total marbles = 17 + 14 + 8 + 14 = 53 17 Green Marbles 14 Blue marbles 8 Yellow marbles 14 r...

Q: On Mary’s FACEBOOK page, there is a 42% chance that one of her friends will write on her wall. If sh...

A: Given : p = 0.42 n = 2400

Q: on the a by the stand out of 94 a manu the Stand id-

A: Given, The probability that pass the standard test  = 0.20 The probability that will not pass the st...

Q: P5. In an experiment, 3 balls are selected with replacement from an urn that contains 4 green balls ...

A: Solution

Q: 14. let X be the number of times a 3 appears in 600 throws of a die. (a) Find the pmf. (b) Find E (X...

A: Dear students as per guidelines we answer the first question only when multiple different question a...