Q_I find the number of words Composed a different letters can be formed from the I letters of word [engineering]

Q: A study found that the mean amount of time cars spent in drive-throughs of a certain fast-food…

A: given data, normal dsitributionμ=142.2σ=24we have to find out the given probabilities.

Q: For the word “ASSASSINATION%, if you are asked to rearrange the letters, in totalhow many different…

A:

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

A: Given that: nA=25nB=19nC=18nA∩B=11nA∩C=12nB∩C=11nA∩B∩C=6

Q: The postsurgery survival time of a breast cancer patient is normally distributed with a mean of…

A:

Q: Can you please finish the question? It looks like the correct step but ends mid step2.

A: To find the probability density function (pdf) of X, we need to first find the cumulative…

Q: 7. Airline passengers arrive randomly and independently at the passenger-screening facility at a…

A: Note: Hi! Thank you for the question, As per the honor code, we are allowed to answer three…

Q: The proportion of twins born in a town is p = 0.12. Suppose we randomly select 100 women from this…

A: Here the given information is The proportion of twins born in a town is p = 0.12. Suppose we…

Q: 1. A line graph is 2. Spreadsheets are an integral tool to aid researchers in handling and…

A: Hi there! Thanks for posting the question. Since you have posted a question with multiple sub parts,…

Q: Assume that xn, n = 1,2,...N are iid observation from a Gaussain N(μ,0²). Obtain the MAP estimate of…

A: Given information: It is given that x1, x2, ... ,xn are independent and identically distributed…

Q: 4. The mean crying time of infants during naptime at a local preschool is 12 min. The school…

A: Given information- Hypothesized mean µ = 12 min Sample size (n) = 25 Mean x̅ = 8 min Standard…

Q: The owner of a pizza restaurant in France knows that the time customers spend in the restaurant on…

A: The data shows the times (in minutes) for customers on the next Saturday evening.

Q: Find the geometric mean of the following data. Weight(Kg):45,60,48,100,65

A: Given data is  45 , 60, 48, 100, 65 Sample size(n)=5

Q: what about ​P(−0.89 ≤ z ≤1 .79​).

A: We use standard normal table to calculate the required Probability. Here, we need to find the…

Q: Activity 2.3: CONVERTING NORMAL RANDOM VARIABLE TO STANDARD NORMAL VARIABLE irections: 102 2012…

A: Given that.   X~N( μ , ?)   Z-score =( x - μ )/?   NOTE:- According to chegg questions answer…

Q: 1. For each of the following, i. Number of pets per household. ii. Distance to work, i.e., number of…

A:

Q: The weight of topsoil sold in a week is normally distributed with a mean of 400 tons and a standard…

A: given data, normal distributionμ=400σ=16we have to find out the given probabilties.

Q: a) Find the best point estimate of the population proportion p. (Round to three decimal places as…

A: It is given that  Favourable cases, X = 170 Sample size, n = 4580   Note: According to Bartleby…

Q: The alternative hypothesis is:

A: The test is to check whether there are significant differences among the means of the three groups.

Q: Type if A if you should accept the study as having a mean not to different from the population mean.…

A: It is assumed that μ is the population mean lifespan of goldfish.

Q: Many young men in North America and Europe (but not in Asia) tend to think they need more muscle to…

A: Given that, The sample mean  x¯=2.35 The sample size n=200 The hypothesized mean μ=0 The standard…

Q: For each of the questions below, test the hypotheses using the critical value method and the p-value…

A: Considering each of the sampled riders is measured at two different scenarios (i.e., prior to the…

Q: Doggle Nuggets Inc (ON) sells large bags of dop food to marehouse clubs. DN uses an automatic Bling…

A: Given,mean(μ)=45Standard deviation(σ)=1.69

Q: A waitress believes the distribution of her tips has a model that is slightly skewed to the right​,…

A: Given Mean=10.10 Standard deviations=6.30 n=40

Q: An article appeared in an Australian newspaper. It described a study of academic performance and…

A: Given that, The sample size, n=50 The sample size, x¯=3 The sample standard deviation s=1.1 The…

Q: In a recent survey, it was stated that Americans watch television on average four hours per day.…

A: given data claim : μ<4 hoursσ = 2conduct hypothesis testing.

Q: A population of values has a normal distribution with μ = 165.6 and σ = 44.9. You intend to draw a…

A: Given data, μ=165.6 σ=44.9 n=184

Q: Find the expected value for the given probability distribution. P(x) 0.19 0.28 0.14 0.26 0.13 X 0 1…

A: The expected value (or mean) of a probability distribution is given by:  E(X) = Σ [x * P(x)],

Q: 3. For each sample of a continuous variable, i. (1) 3, 5, 5, 5, 8, 11, 11, 11, 13 (2) 3, 5, 5, 5, 8,…

A: A) Based on the given samples, it is difficult to make a definitive comparison between distributions…

Q: Use the probability distribution to complete parts (a) and (b) below. The probability distribution…

A: x p(x) 0 0.03 1 0.18 2 0.26 3 0.53

Q: Eat your cereal: Boxes of cereal are labeled as containing 14 ounces. Following are the weights, in…

A: Suppose µ is the population mean weights of the boxes of cereal.

Q: According to reports, 30% of American adults have chronic insomnia. If 3 American adults are chosen…

A: Let X be the  American adults have chronic insomnia from binomial distribution with probability of…

Q: Use the Sprint data, given again below, to test whether or not women talk for at least 10 more…

A: The question is about hypo. testing Given :   To find : Test whether or not women talk for at least…

Q: For the year 2010, 33% of taxpayers with adjusted gross incomes between $30.000 and $60,000 itemized…

A: The Sampling error of x is given by                  S.E=σnWhere,σ=Population standard deviationn…

Q: An online used car company sells second-hand cars. For 30 randomly selected transactions, the mean…

A: The confidence interval about the population mean, if you know the population standard deviation…

Q: There are 42 runners in a race. How many ways can the runners finish first, second, and third? There…

A: there are 42 runners in a rece we have to find out the no. of ways can finish first, second and…

Q: B. Solve the following problems. 1. The mean number of hours a Filipino worker spends on the…

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

Q: A badminton player is going to play both Men's Singles and Men's Doubles in theBased on his…

A: Let S denote event that the badminton player will become the champion in Men's Singles and D denote…

Q: A​ city's mean minimum daily temperature in February is 29°F. Suppose the standard deviation of the…

A: Answer:- According to the given information,  Mean , μ = 29 Standard deviation, σ = 5  Let, X be a…

Q: If a population A is normally distributed, then what is the approximate Probability that a randomly…

A: Note: Hi! Thank you for the question, As per the honor code, we are allowed to answer three…

Q: c) How many of the employees only operated the cash register? (Simplify your answer.) d) How many of…

A: Let F = People who cooked food D = People who washed dishes R = People who operated cash register To…

Q: 2. The GMAT scores of this year's test takers are normally distributed with a mean of 450 and a…

A: Given that  Mean=M=450, Standard deviation=S=25 Note: According to bartelby question answer…

Q: 2. Verify the following relationships for an M/M/1 queueing system: (1 – P)² λ WqPo ) μ = 1 - Po…

A: The relationships you presented are not correct. For an M/M/1 queueing system, the correct…

Q: A standard deck of cards contains 52 cards. One card is selected from the deck. (a) Compute the…

A: no.of spade cards=13no.of heart cards=13no.of king cards=4no.of king and spade cards=1Total no.of…

Q: Directions: Find the area under the normal curve as described below. Sketch the graph. Use the…

A: As per our guidelines we are suppose to answer only one question kindly post the remaining question…

Q: 4. Suppose you obtain the following estimated regression model: Y₁ = 50.5 +2.05X₁ +5.25 X2 + 4.02 X3…

A: Given information: The regression equation is, Yi=50.5+2.05X1+5.25X2+4.02X3+0.35Income

Q: Find the expected value for the given probability distribution. X P(x) 0 0.19 1 0.28 2 0.14 3 0.26 4…

A: Given Find the expected value for the given probability distribution. X.            P(x) 0.…

Q: Bluereef real estate agent wants to form a relationship between the prices of houses, how many…

A: *Answer:

Q: 5. A company consists of two branches. In the first branch there are 70 employees earning on average…

A:

Q: The pulse rates of 164 randomly selected adult males vary from a low of 41 bpm to a high of 121 bpm.…

A: Given The data is as follows: Sample size, n=164 Confidence level, CL=0.99 Margin of error, E=4

Q: The no-show rate for an airline's reservations is 16%. In other words, the probability is 0.16 that…

A: p(do not take the flight)=p=0.16n=44 peoplehere we have to use normal approximation to binomial…