Amazon Revenue The annual revenue of Amazon is given in the table below (source ). Amazon Annual Year Revenue (Billions of US dollars) 2020 386.064 2019 280.522 2018 232.887 2017 177.866 2016 135.987 2015 107.006 2014 88.988 2013 74.452 2012 61.093 2011 |48.077 2010 34.204

Q: Sam is practising free-throws in basketball. She has a 4/5 chance of scoring each time she shoots…

A:

Q: (a) Find the odds in favor of Amanda winning a medium stuffed animal. |(b) Find the odds against…

A: It is given that Total number of balloons = 12 Number of mediem size balloon = 5 Consider the…

Q: SJS Travel Agency, a nation wide local travel agency, offers special rates on summer period. The…

A: Given that -

Q: Evaluate 8C7 (There are 8 players on a team, 7 on the feild and 1 backup, how many diffrent…

A:

Q: 4. Upper confidence limit 0.820 Lower confidence limit 0.490 5. Upper confidence limit 0.715 Lower…

A:

Q: 24. Consider a system made up of two spin particles. Observer A specializes in measuring the spin…

A:

Q: acity of the a bottles, calculates the capacity of each bottle, and ml. The population standard…

A: Given, population mean (µ) = 250 sample mean (x̄)  = 248 population standard deviation (σ) = 5…

Q: (d) 196 (e) C(19, 12) (f) C(8, 5) × C(11, 7)

A: The formulae of permutation and combination are :

Q: (2) Suppose that for all n 1, the nth moment of a random variable X is (n+3)!3"-1 Find the…

A: Solution

Q: - Let X1, X2, ...,Xn~N(0,0) and T = Fi (T),Var(T)

A:

Q: The data from car crash tests for four different vehicle size categories (Small, Midsize, Large, and…

A:

Q: Which of the following is NOT an assumption of the Binomial distribution?

A: here use basic of binomial distribution

Q: The probability distribution of X is presented in the following table. X Probability 0.6 1 0.2 0.1 3…

A: Given that  X P(X) 0 0.6 1 0.2 2 0.1 3 0.1 We have to find the standard deviation of X…

Q: 2. Here is a chart of blood pressure (in millimetres of mercury, mmHg) for a group of students:…

A:

Q: The accompanying data table contains chest deceleration measurements (in g, where g is the force of…

A: Given that,     The accompanying data table contains chest deceleration measurements(in g, where g…

Q: If a fair coin is tossed 7 times, what is the probability, rounded to the nearest thousandth, of…

A: Given that  Number of trials n=7 Success of probability p =1/2=0.5 X~binomial (n,p) nCx = n!/(n…

Q: 3. A manufacturer says the probability of their product being defective is 19%. If your company buys…

A: Introduction: Denote p as the probability or proportion of defective products as claimed by the…

Q: 3. The average consumption of rice that a rural male adult person in a year is 70 kilos. If 25 rural…

A: 3. The provided information is σ=112n=25µ=70…

Q: Let X1, X2,...,X10 be a random sample from a distribution that is N(01,02). best test of the simple…

A:

Q: et X1, X2,..., X10 be a random sample from a distribution that is N(01,02). est test of the simple…

A:

Q: The error involved in making a certain measurement is a continuous rv X with the following cdf. x<…

A:

Q: The blood sugar levels of a person follows a normal curve with an average of 4.7mmol/L and a…

A:

Q: 2. Use the binomial theorem to show that for all integers n2 1, 3" = (6) + 2 (4) + 2² (") + --+ 2"…

A: 3n can be written as (2+1)n which can be expanded by the use of binomial theorem, hence the…

Q: (b) Alice and Bob are playing a game of chance consisting of repeated rounds in whic has an equal…

A: Since Alice and Bob have an equal chance of winning, the probability of Alice winning a round = the…

Q: 6.31 Boos and Hughes-Oliver (1998) detail a number of instances where application of Basu's Theorem…

A: Let X1,.....,Xn be the independently identically distributed random variables follows nμ,σ2 where σ2…

Q: Omar is at the grand opening celebration of a supermarket. He spins a wheel with 10 equal-sized…

A: Given data omar is at the grand opening celebration of a super market.He spins a wheel with 10 equal…

Q: At Roberta's cafe half of her regular customers order her famous low-fat chicken sandwich. The…

A: Consider the following events A : someone regularly ordered the sandwich. B : someone losing weight.…

Q: The number of WhatsApp messages per hour received by an average teenager has a Poisson distribution…

A:

Q: A CI is desired for the true average stray-load loss ? (watts) for a certain type of induction motor…

A:

Q: 3) In the first part of this question, I’m asking you to give a background situation for the…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: Round your answers to two decimal places (ө) Р(4) - ‑ (b) P(B):

A:

Q: [Q4] For the following continuous pdf, find: (a) F(X), (b) P(80 SXS 120). 2 x 10 (r+100) for r>0…

A: Solution

Q: 3. Helena's Mathematics portfolio contains 32 pages. If she opens a random page. What is the…

A: For the given select the correct choice

Q: Determine whether the action results in independent or dependent event. Pick one marble out of a…

A:

Q: Commute Times for Com Commute Times for Company B Frequency 64 Frequency 5. 70 80 10 70 80 50…

A: Solution: We are interested in explaining the variation in both the histogram.

Q: By comparing Tables Six and Nine, discuss the impacts on the estimation results if…

A: Table 6: Model with no presence of heteroskedasticity. Decision Rule: If p-value ≤ α, then the…

Q: In a discrete-time Markov chain Poi-0.7 and P10-0.4 (i) (ii) (iii) (iv) (v) Construct the state…

A: Note: In case of multiple subparts, answer to first three subparts will be provided. Given that…

Q: Let random variables X and Y denote, respectively, the temperature and the time in minutes that it…

A:

Q: Find the probability that when you select one piece from the black pieces and one piece from the…

A: There are 16 black pieces and 16 white pieces in a chess board.

Q: Customers who come to a coffee shop are an average of 10 customers per hour, in Poisson process. a).…

A:

Q: between the two factors. Determine the null and alternative hypotheses. Choose the correct answer…

A: *Answer:  Anova: Two-Factor With Replication                     SUMMARY Smokers Does not…

Q: What is the probability that 3 face cards (king, queen, jack) can be drawn in succession from a deck…

A:

Q: A student has five mathematics books four history books, and eight fiction books. In how many diff…

A: Given that A student has five mathematics books four history books, and eight fiction books

Q: (b) Alice and Bob are playing a game of chance consisting of repeated rounds in which each has an…

A: Probability A probability tells the possibility of happening an incident. For example, three kittens…

Q: 5- Suppose X, and X2 are i.id observations from the pdf fa,ß (x) = axa-1e-x" ,x>0, a > 0 Show that…

A:

Q: Q12: Let X;'s be i.i.d. random variables. Consider the random power series n=0 Is there any…

A:

Q: what is the final answer to this question

A:

Q: Use the output and an appropriate table to compute the P-value for the test of H0:μ≥73.6 versus…

A: In testing of hypothesis, the p-value represents the probability of getting results at least as…

Q: What is the probability that 2 persons will have the same birthday? 1 year = 365 days

A:

Q: A test program for grade 10 can generate quadratic functions in a standard form y ax+ bx + c where…

A: