Consider the statistic S 2 p , the pooled estimate of 2 . The estimator is
Question:
Consider the statistic S2p, the pooled estimate of σ2. The estimator is discussed in Section 9.8. It is used when one is willing to assume that σ21 = σ22 = a2. Show that the estimator is unbiased for a2 (i.e., show that E(S2) = a2).
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 60% (10 reviews)
Since the unbiased estimators of of and o2 ...View the full answer
Answered By
Branice Buyengo Ajevi
I have been teaching for the last 5 years which has strengthened my interaction with students of different level.
4.30+
1+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Statistics questions
-
Show that S2p is an unbiased estimator of 2 and find its variance under the conditions of Theorem 11.5.
-
Is p an unbiased estimator for p when np > 5 and nq > 5? Recall that a statistic is an unbiased estimator of the corresponding parameter if the mean of the sampling distribution equals the parameter...
-
Show that SD2 is an unbiased estimator of sD2.
-
The following information is available from the 2024 financial statements of Indigo Inc. and Sandhill Ltd.: Income tax expense Interest expense Net income Total assets Total current liabilities Total...
-
Energy may be stored by pumping water to a high reservoir when demand is low and then releasing it to drive turbines during peak demand. Suppose water is pumped to a lake 115 m above the turbines at...
-
Reflect and apply What are two advantages of the components of the electron transport chain being embedded in the inner mitochondrial membrane?
-
The efficiency ratio measures the relation between outputs from and inputs to a process. According to the WBCSD, a company wanting to become eco-efficient should strive to: 1.Reduce the material...
-
On June 3 of the current year, Eric, Florence, and George form Wildcat Corporation and transfer the following items: Item Transferred Eric purchased the land (a capital asset) five years ago for...
-
Homework i Saved Help Save & Exit Submit Check my work Warnerwoods Company uses a periodic inventory system. It entered into the following purchases and sales transactions for March. Date Activities...
-
The beginning account balances for Terry's Auto Shop as of January 1, 2018, follow: Account Titles___________________ Beginning Balances...
-
A consumer group is interested in comparing operating costs for two different types of automobile engines. The group is able to find 15 owners whose cars have engine type A and 15 who have engine...
-
A group of human factor researchers are concerned about reaction to a stimulus by airplane pilots with a certain cockpit arrangement. An experiment was conducted in a simulation laboratory and 15...
-
Use Lagrange multipliers to find the maximum and minimum values of f (when they exist) subject to the given constraint. f(x, y, z) = x + y - z subject to z z subject to z = 2xy + 1
-
Explain the concept of a software pipeline in the UNIX operating system, provide 2 different examples and explain them in detail.?
-
Share some additional information about operating systems. Look around the Internet for a complete comprehensive review of the most current versions of macOS, Windows, Ubuntu, iOS, or Android.The...
-
The price of a box of ramen noodles is $0.60 and the price of a pound of pasta is $0.75. What is the relative price of a box of ramen noodles? The relative price of a box of ramen noodles is
-
If the market risk premium is 8% and a stock has a risk premium of 4% what must be the stock's Beta given the expected reward to risk ratio in the economy?(Please write your answer in decimal format,...
-
Discuss your operating system(s). Feel free to share the tools mentioned in the description section, your computer settings, and update settings (Win11/10 (Lifewire),Links to an external site. macOS...
-
Refer to Exercise 7.22, where, in \(n=81\) cases, the coffee machine needed to be refilled with beans after 225 cups with a standard deviation of 22 cups. (a) Conduct a test of hypotheses with the...
-
Graph the following conic sections, labeling vertices, foci, directrices, and asymptotes (if they exist). Give the eccentricity of the curve. Use a graphing utility to check your work. 10 5 + 2 cos 0
-
The Toyota Prius, a hybrid electric vehicle, has an EPA gas mileage rating of 52 mi/gal in the city. How many kilometers can the Prius travel on 15 L of gasoline?
-
Find vC(t) for t > 0 in the circuit in Fig. P6.63 if vC(0) = 0.
-
Find v0(t) for t > 0 in the circuit in Fig. P6.64 and plot the response including the time interval just prior to moving the switch. 1 mH t-0 6.25 nF
-
Find vC(t) for t > 0 in the circuit in Fig. P6.65. t=0 iL 1 1H 1A
-
Write a complete C++ program segment based on the following pseudocode. START SET sen='T', counterstd=0, score, totalscore=0; Looping when sen is 'T' or 't' DISPLAY enter score INPUT score Add 1 to...
-
The data has been collected from Form 5 secondary school students as a respondent to find out their confidence level in getting high marks for subject Additional Mathematics. The survey has been...
-
a) Define the range of 15 bits 2's complement number. (2 marks) b) Show decimal -54710 as 12-bit two's complement number. (2 marks) c) Perform the following arithmetic operation using the 10-bit 2's...
Study smarter with the SolutionInn App