Start your trial now! First week only $4.99!*arrow_forward*

Question

Please verify if my solution to the statistics problemis correct. Are the Method of the Moments (MOM) and the Maximum Likelihood Estimators (MLE) correct?

2 Ratings

Tagged in

Math

Statistics

Find answers to questions asked by students like you.

Q: 20. For the data in the following sample: 10, 6, 8, 6, a. Find the mean and the standard deviation. ...

A: 20. a. The mean of the sample is, x¯=∑ixin=10+6+8+6+55=355=7 Thus, the mean of the sample is 7. The ...

Q: The accompanying data set consists of observationson shower-flow rate (L/min) for a sample of n 5 12...

A: Click to see the answer

Q: Genetics: Pea plants contain two genes for seed color, each of which may be Y (for yellow seeds) or ...

A: Continuity correction factor table: If P(X=n) use P(n – 0.5 < X < n + 0.5)If P(X > n)...

Q: An educational psychologist wants to examine the relationship between the type of instruction (onlin...

A: Click to see the answer

Q: the last three please

A: Please go through the following explanation. Here it is given that , the population proportion of co...

Q: if the test scores in a class are normally distributed with a mean of 60 and a standard deviation of...

A: Click to see the answer

Q: For a population with a standard deviation of σ = 14, a score of X — 24 corresponds to z — 0.50. Wha...

A: Given that, The population standard deviation (σ ) is 14 The score of X is, 24 The z-score is, -0.50...

Q: Assume that Z is a number randomly chosen from a standard normal distribution. Use the standard norm...

A: Click to see the answer

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

A: Click to see the answer

Q: Three group of researchers would like to seek your help to determine the methods of data collectiona...

A: The methods of data collection and methods of sampling for any statistical analysis are selected by ...

Q: Proceeding similar to Example 4.8.7, use the accept–reject algorithm togenerate an observation from ...

A: Click to see the answer

Q: 3.28 What Proportion of Adults and Teens Text Message? A study of n = 2252 adults age 18 or older fo...

A: 3.28 Let p1 denotes the population proportion of adult cell phone users who use text messages, p2 de...

Q: The heights, in inches, of the members of a barbershop quartet of singers are listed below. 72,68,67...

A: Given information- We have given the heights of the members of a barbershop quartet of singers. 72, ...

Q: E: interpret your conclusion in the context of the application. 1. Reject the null hypothesis, ther...

A: (a) The level of significance is α=0.01. Let μ1 is defined as the mean rapid eye movement sleep time...

Q: Let X1,X2, . . . , Xn be a random sample from a gamma distribution withknown parameter α = 3 and unk...

A: Click to see the answer

Q: The following data is regressed with least squares regression . Which of the following statements ...

A: The data set is: x y -1 -1 -20 -400 -30 -800 -40 -1300

Q: 3, 7, 8, 5, 6, 4, 9, 10, 7, 8, 6, 5 Using the previous question 's scores, If three points were add...

A: Given data: Set of scores: 3, 7, 8, 5, 6, 4, 9, 10, 7, 8, 6, 5 If three points were added to every s...

Q: The following table displays the 100 senators of the 115th U.S. Congress on January 3, 2017, viewed ...

A: The following table displays the 100 senators of the 115th U.S. Congress on January 3, 2017, viewed ...

Q: 0.1931

A: Given that, Population mean,μ=100 Population standard deviation, σ=15 The shaded area is to the righ...

Q: Can you show me the formula they use in the excel here the coulumn A and B.

A: The data set is: 0 100 2 92.16 4 84.93466 6 78.27578 8 72.13896 10 66.48326 12 61.27...

Q: Let F be the event that a student is enrolled in a finance course, and let S be the event that a stu...

A: Given, From the above information,

Q: An airline's records show that its flights between two cities arrive on the average 5 minutes late w...

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean ...

Q: Statistics Question

A: Given population of size N =6 : 3 , 1 , 4, 3 , 3 , 4 (a) Sketch histogram using PYTHON : command...

Q: A successful basket ball player has a height of 6 feet 4 inches. Based on statistics his height conv...

A: As given, The basketball player has a height of 6 feet 4 inches and when his height is converted to...

Q: The following are the number of accidents that occurred in June of 1998 at eighteen selected interse...

A: Note: Since you have posted a question with multiple subparts, we will solve the first three subpar...

Q: to generate random numbers, one can A. use a random table. B. use a computer program. C. use the Int...

A: Given that, To generate random numbers, one can

Q: In Exercise 4.2.27, in finding a confidence interval for the ratio of thevariances of two normal dis...

A: The degrees of freedom is, n-1,m-1=13-1,11-1=12,10

Q: The number of ships to arrive at a harbour on any given day is a random variable represented by X. T...

A: x P(x) x*P(x) 5 0.15 0.75 6 0.125 0.75 8 0.268 2.144 12 0.305 3.66 13 0.132 1.716 15 0.0...

Q: According to the 1-2-3 rule, what percentage of area in a normal distribution is within one standard...

A: Normal distribution is symmetric distribution about mean and bell shaped. Spread of the distribution...

Q: When eight basketball players are about to have a free-throw competition, they often draw names out ...

A: Given Information 8 basketball player for free throw competition Total number of orders posible = 8!...

Q: can you answer 75-79

A: 75. From the given Bar-graph, Physicians have the highest emotional health index Score of...

Q: 3.19 Let random variables X and Y be described by the given joint pdf fx,y(x,y). Define new random v...

A: Click to see the answer

Q: Let X be a Laplacian random variable with pdf fx(æ) = ;e-lal, 0 < x < +o. 6. Let Y = a(X), where g(·...

A: Given that f(x)=12e-x,-∞<x<∞ Let Y=g(X) gx=-1, x<-1x, -1≤x≤11, ...

Q: You have to show all work to receive credit and probabilities must be written properly. For example...

A: Here, it is given that 65% of the voters are Republican. 15 people are randomly selected and surveye...

Q: egression line? About the unexplained variation? r= -0 422 Calculate the coefficient of determinatio...

A: The coefficient of determination is denoted by R2 or r2. It is the proportion of variance in the dep...

Q: Determine the area under the standard normal curve that lies to the right of z=1.18

A: Click to see the answer

Q: The lecturer is interested to see what variables, if any will help determine the number of hours spe...

A: Note: Hey, since there are multiple subparts posted, we will answer first three subparts. If you wan...

Q: According to the Distribution of Z table, ______ % of area is above a Z value of 0.82? (do not round...

A: Click to see the answer

Q: Suppose that you and two friends go to a restaurant, which last month filled approximately 89.1% of...

A: From the provided information, Sample size (n) = 3 Probability (p) = 0.891 The process will follow b...

Q: 9. The psychology department is gradually changing its curriculum by increasing the number of online...

A: a. Let μ denotes the population mean of new online course. The claim of the test is the new online c...

Q: Interpret the following three sets of data using scatter chart and regression analysis, using slope ...

A: Note: Hello! Thanks for the question. As per our policy, we are providing the solution for the first...

Q: If you roll a fair 6 sided die and then flip a fair coin, what is the probability that you roll a 1,...

A: Click to see the answer

Q: The ARSMA test for Mexican Americans is normally distributed and has a mean of 3.0 and a standard de...

A: Let "X" be the score that a person takes in ARSMA test.

Q: Statistics Question

A: Click to see the answer

Q: The word OR creates A new event out of two events A and B. The new event consist of A. only those o...

A: Click to see the answer

Q: A seven-year medical research study reported that women whose mothers took the drugDES during pregna...

A: Given that, A seven-year medical research study reported that women whose mothers took the drug DES ...