XXX company has forecast a rate of return of 20% if the economy booms (30% probability); a rate of return of 19% if the economy in in a growth phase (40% probability); a rate of return of 2.50% if the economy in in decline (20% probability); and a rate of return of -10% if the economy in a depression (10% probability). What is the company standard deviation of returns?

Q: 22 24 16 12 24 16 17 22 20 22 23 22 21 15 16 e the mean, median and mode.

A: Given data(x) of the car wash fee(rounded to the nearest dollar) from a sample of 15 car wash…

Q: registered or is available to come to the phone, that registered voter is asked whom they intend to…

A: This is an example of convenience sampling , because in case of convenience sampling experimentor…

Q: Check here for instructional material to complete this problem. Evaluate q=1-p for p = 0.043901. q=…

A: given data p¯ = 0.043901q¯ = ?

Q: Calculate the 5 number summary and the interquartile range of the following data: 37, 35, 34, 58,…

A: Given data is37,35,34,58,30,62,45,12,49,6,32,27,25,18,42sample size(n)=15

Q: For the following data: Confidence level is 90% Critical value Zc = 1.65, standard deviation…

A: Answer: From the given data, Confidence level (C) = 90% Critical value (Zc) = 1.65 Standard…

Q: The CDF of a random variable is given below. x 1 2 3 4 5 6…

A: For the given data Find Determine    a) P(X <= 3) =? b) P(6 <= X) =? c) P(3 <= X < 7) =?

Q: Given are six observations taken for two variables:  X: 8 7 10 11 11 12 y: 23 21 30 33 36 35…

A: Introduction: It is required to obtain the correlation coefficient between the two variables, x and…

Q: Major League Baseball now records information about every pitch thrown in every game of every…

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

Q: You are taking a 13 question multiple choice trong "IIềIL La-II question has 3 possible answers.…

A: There are 13 multiple choice question with 3 possible answers.   Here, X follows binomial with n= 13…

Q: g. For the entire data (North and South combined), what is the cumulative frequency of the $200 to…

A: From given data we have

Q: Calculate the following for your Group's dart position data: a) Mean b) Standard Deviation c)…

A: Given that: Column # # of hits 18 0 19 1 20 4 21 2 22 4 23 9 24 23 25 14 26 15…

Q: The ponderal index is a measure of overall size similar to a body mass index. The ponderal index of…

A: Given that  Mean = 2.4 , Standard deviation = 0.45 n = 16  X̄ ~ Normal ( M = 2.4 , SD = 0.45/4…

Q: 5. S the whole deck of cards = A = the face cards B = the spades C = the even numbers 6. S the whole…

A: given data   sensitivety = 50% specificity = 97%

Q: Hi I wasn't sure on how to start the problem. I'm

A:

Q: Find the critical value f/2 needed to construct a confidence interval of the given level with the…

A:

Q: A baseball player has a batting average of 0.31. What is the probability that he has exactly 4 hits…

A:

Q: In a large population, 61 % of the people have been vaccinated. If 3 people are randomly selected,…

A: p(vaccinated) = p = 0.61 ∴ p(not vaccinated) = 1 - 0.61 = 0.39 select 3 people at random p(atleast…

Q: The following table shows a sample of room rates for a 100 room resort hotel in Nova Scotia for the…

A:

Q: If the value of bo is negative, then the relationship: will not cause any impact to y values…

A: Regression line Y=b1x+bo  Where bo=intercept b1=slope

Q: The television show 50 Minutes has been su years. That show recently had a share of 1 that among the…

A: The survey of 14 households; n=14 16% turned to 50 minutes; p=0.16

Q: Calculate the z-score for a raw score of 10, if the distribution's mean and standard deviation are 5…

A:

Q: Calculate the z-score for a raw score of 10, if the distribution's mean and standard deviation are 5…

A: Given X = 10 μ= 5 S= 4

Q: omputed. Thus, you only need to compute for the Coefficient of Variation or Covariance for the…

A: RESPONSES OS DESIGN SERVICE PHONE TYPE 1 28 25 27 Samsung Galaxy 2 27 24 27 Samsung Galaxy 3…

Q: A box contains 5 white,2 red and 2 black balls. If 3 are drawn in succession Which is the…

A:

Q: d. P(2< X<5) e. Find the pmf of X?

A: Let X: the number of major defects in a randomly selected car of a certain type.given cdf of…

Q: 1) The below diagram shows two jugs that are similar. The volume of the smaller jug Is 0.8L. What is…

A: Basic concept of probability are used to solve the given problem Given, cost of 160 mm…

Q: Determine whether the given procedure results in a bionomal distribution

A: According to given question, Total number of people=58 Out of 58, 15 are women and number of men…

Q: A bottling company produces bottles that hold 10 ounces of liquid. Periodically, the company gets…

A: Given Sample mean x=9.9, s=0.3, n=35, population mean μ=10

Q: A resident of Bayport claims to the City Council that the proportion of Westside residents (1) with…

A: Westside residents are 578; n1=578 The number of westside residents below the poverty line is 78;…

Q: A college has buildings numbered from 1 through 60. What is the probability that a student will have…

A: Introduction: The buildings of a college a numbered from 1 to 60, both inclusive.

Q: curve within the given intervals. Identify and shade the region to find the standardized (Z) value.…

A: Given data Here we have to find out the areas under the normal curve within the given intervals .…

Q: 5. Suppose a coffee company is in a basketball tournament. Their primary rival (a tea company) has…

A: ''Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Which of the probabilities below indicates the rarest event? Op = .01 Op = .03 Op= .9 Op = 2.0 Op =…

A: We have to determine the rarest event among the events with given probabilities.

Q: Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then (e) answer the given…

A: We know the data(x) of the weights(in pounds) of 11 players randomly selected from the roster of a…

Q: You would like to conduct a cluster analysis with three binary variables. For all three of these…

A: Given: We would like to conduct a cluster analysis with three binary variables. observations coded…

Q: Evaluate the following formula for x₁ = 27.8796, x₂ = 24.5476, ₁-H2 = 0, sp = 39.73, n₁ = 47, and n₂…

A: given data x1¯ = 27.8796x2¯ = 24.5476μ1-μ2 = 0sp = 39.73n1 = 47n2 = 40test statistic (t) = ?

Q: The prevalance of mild myopia (nearsightedness) in adults over age 40 is 27% in the US. Suppose…

A: Given: p = 0.27 n = 8 x = 3 Formula Used: Binomial distribution: X~B(n, p) P(X=x) = Cxnpxqn-xE

Q: The ungrouped frequency table below shows the number of students absent in a statistics class in a…

A: From given data we have: Number Absent Number of classes 0 3 1 4 2 5 3 8 4 5 5 3 6…

Q: A frequent flyer was interested in the relationship between dollars spent on flying and the distance…

A: given data n = 20 y = distance flow in miles x = money spent in $

Q: e following table shows students' test scores on the first two tests Answer First test, x ©2022…

A: We have given that,  The data set are :- X :- 59, 59, 65, 93, 57, 71, 47, 66, 84, 70, 76, 78 Y:- 71,…

Q: (A) It is possible, but unlikely that one can measure the values for the entire population instead…

A: given the two statements: (A) It is possible, but unlikely that one can measure the values for the…

Q: Hamilton Shelby Sample size 150 200 Number of "low-birth-weight babies 22 22 8) Develop a 95%…

A: Formula : CI=(p̂1-p̂2) ± ME

Q: Major television networks conducted a joint poll of viewers and asked them if they felt that beer…

A: Given that, sample 1 is 1000 and favorable case 477, sample 2 is 1000 and favorable case 517. We…

Q: Assuming that every time you roll dice the events are independent of each other (meaning  that one…

A:

Q: 12) The calculated value of the test statistic equals: a) 3.11 b) -3.11 c) -2.60 d) 2.60 e) 1.02 f)…

A: It is given that  n1 = 200 n2 = 150 Favourable cases, X1 = 22 Favourable cases, X2 = 23

Q: QUESTION 3 Determine whether the following data, if put into a histogram would result in a…

A: A histogram is a graphical representation of a frequency (numerical values) with bars or frequency…

Q: Identify the simple linear regression model. Answer Uy = Bo + Bixit By tế ŷ= Bo + B₁x ŷ= bo + b₁x Oy…

A: It is given that the statement about to the simple linear regression model. Here, need to find out…

Q: The research shows that both X₁ and X2 are theoretically valid, meaning that they both belong in the…

A: Given information: The information about multiple linear regression model is given.

Q: A frequent flyer was interested in the relationship between dollars spent on flying and the distance…

A:

Q: The 2011 data of foreign-born population in the five boroughs of NYC is given in the Table 3-1 ,(…

A: From the given table, it can be seen that the overall percentage of foreign-born New Yorkers is…