Question regarding the unbiased estimator
Let X1, X2,...,X3 be a random sample from b(1,p) (i.e. n bernoulli trials). Thus Y=ΣXi is b(n,p). Show that X bar = Y/n is an unbiased estimator of p. Show that Var(X bar)=p(1-p)/n. Show that E(X bar(1-X bar)/n) = (n-1)[p(1-p)/n^2]
Expected delivery within 24 Hours
We roll a pair of dice. If the sum of the dice is 7, you pay me $32. If the sum is not 7, I pay you the number of dollars indicated by the sum of the dice. What is your expected value for the game?
What fraction of all arrangements of GRACEFUL have no pair of consecutive vowels?
Calculate the moisture content of the emerging chips and determine whether the design specification of less than 15% H2O has been achieved.
What current is required in the windings of a long solenoid that has 918 turns uniformly distributed over a length of 0.607 m in order to produce inside the solenoid a magnetic field of magnitude 6.7 × 10-5 T? The permeablity of free space is
Let X1, X2,...,X3 be a random sample from b(1,p) (i.e. n bernoulli trials). Thus Y=ΣXi is b(n,p). Show that X bar = Y/n is an unbiased estimator of p.
An independent-measures research study uses a total of 18 participants to compare two treatment conditions. If the results are used to construct a 90% confidence interval for the population mean difference, then the t values will be ±1.74
Gorilla Glass is the trademark for a glass sheet manufactured by Corning. Explain key feature(s) of this glass and how they can be achieved in terms of process and the resulting structure.
In a product liability case, a company can settle out of court for a loss of $350,000, or go to trial, losing $1,100,000 if found guilty and nothing if found not guilty. Lawyers for the company estimate the probability of a not-guilty verdict to b
Find the magnetic flux through an individual turn of the coil if the magnetic field makes an angle of 45 with the normal to the plane of the coil. Answer in units of mWb.
1934116
Questions Asked
3,689
Active Tutors
1445930
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
1. Exploring the concept of sexual health and its key components which define it 2. Reflecting on the fundamental epidemiological questions
Which of the following rights is applicable to the Soldier across all stages of the Medical Evaluation Board (MEB) and Physical Evaluation Board (PEB)
Problem: 34-year-old female is diagnosed with hypothyroidism. What should the nurse assess the client for?
Question: Healthcare data carries which of the following inherent challenge(s)(check all that apply):
A 62-year-old female with diabetes and hypertension is concerned about her risk arterial sclerosis which pathophysiological mechanism
A 50-year-old male with chronic kidney disease presents with fatigue and power laboratory test show normal acidic, normal chronic anemia
A 45-year-old female recovering from hip surgery is at increased risk for DVT. What is the most likely pathophysiological explanation for this increase