When calculating the sample variance, what procedure is necessary to ensure that s 2 will be an
Question:
When calculating the sample variance, what procedure is necessary to ensure that s2 will be an unbiased estimator of σ2? Will s be an unbiased estimator of σ?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 40% (10 reviews)
In order for s 2 to be an unbiased ...View the full answer
Answered By
Nyron Beeput
I am an active educator and professional tutor with substantial experience in Biology and General Science. The past two years I have been tutoring online intensively with high school and college students. I have been teaching for four years and this experience has helped me to hone skills such as patience, dedication and flexibility. I work at the pace of my students and ensure that they understand.
My method of using real life examples that my students can relate to has helped them grasp concepts more readily. I also help students learn how to apply their knowledge and they appreciate that very much.
4.00+
1+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
In January 1995, the Office of University Evaluation at Arizona State University surveyed faculty and staff members to find out their reaction to the closure of the university during Winter Break,...
-
In January 1995, the Office of University Evaluation at Arizona State University surveyed faculty and staff members to find out their reaction to the closure of the university during Winter Break,...
-
Repeat the experiment calculating the following for each sample. The Excel function that produces this statistic is VARP. Calculate the mean of these statistics. Discuss why we define the sample...
-
When a manager greets department visitors or attends ceremonies, he or she is playing the role of: Figurehead Conceptual Empowerment Productivity
-
The Journal of Consulting and Clinical Psychology (June 1995) reported on a study of emergency service (EMS) rescue workers who responded to the I-880 freeway collapse during a San Francisco...
-
Figure is a portion of the titanium-copper phase diagram for which only single-phase regions are labeled. Specify all temperature-composition points at which eutectics, eutectoids, peritectics, and...
-
How do actors and objects fit in a sequence diagram?
-
What is an opportunity cost rate? How is this rate used in discounted cash flow analysis, and where is it shown on a time line? Is the opportunity rate a single number that is used to evaluate all...
-
The Assembly Department of the Long-Distance Golf Club Super Driver Company, has the following production and cost data at the end of March, 2021. Production: 21,800 units started into production;...
-
The phone at Mermans Costume Rentals rings, and Annie Oaklea, head of costume inventory, picks it up and answers a query by saying, Let me take a look at my inventory cards. Sorry, it looks as if...
-
What is meant when a sample statistic is said to be an unbiased estimator?
-
During the month of July, an auto manufacturer gives its production employees a vacation period so it can tool up for the new model run. In surveying a simple random sample of 200 production workers,...
-
Use the Comparison Test or Limit Comparison Test to determine whether the following series converge. 0.0001 k + 4 k=1 8.
-
ed TB MC Qu. 09-49 Susie has lost her job... Susie has lost her job in a Vermont textile plant because of import competition. She intends to take a short course in electronics and move to Oregon,...
-
3. (a) A machine has 256K bytes of cache memory, and the cache block size is 64 bytes. Two-way set associative cache organization is used. (1K=1024) (i) How many blocks are there in the cache memory?...
-
2 6 A team is struggling to become productive but cannot decide who should do what.How should the team leader attempt to resolve the problem?
-
A chemist dissolves 0.9 g of an unknown monoprotic (one acidic H) acid in water. She finds that 14.6 mL of 0.426 M NaOH are required to neutralize the acid. 1. How many grams of acid are present? 2....
-
What will the volume of 111 mol of nitrogen in the stratosphere, where the temperature is -57C and the pressure is 7.30 kPa? 4. How many moles of a gas are in a balloon that has a volume of 15.9 L at...
-
A textbook rests at the edge of a desk of average height. (a) If the book gently tips off the desk, what is its approximate speed when it hits the floor? (b) If the height of the desk were doubled,...
-
Teasdale Inc. manufactures and sells commercial and residential security equipment. The comparative unclassified balance sheets for December 31, 2015 and 2014 are provided below. Selected missing...
-
A pharmaceutical company found that 46% of 1000 U.S. adults surveyed knew neither their blood pressure nor their cholesterol level. Assuming the persons surveyed to be a simple random sample of U.S....
-
An airline has surveyed a simple random sample of air travelers to find out whether they would be interested in paying a higher fare in order to have access to e-mail during their flight. Of the 400...
-
In response to media inquiries and concerns expressed by groups opposed to violence, the president of a university with over 25,000 students has agreed to survey a simple random sample of her...
-
. Assume that over the past 88 years, U.S. Treasury bills had an average return of 3.5% as compared to 6.1% on long-term government bonds. What was the average risk premium on the long-term...
-
The following data were gathered to use in reconciling the bank account of Bradford Company: Balance per bank $ 18,050 Balance per company records 10,040 Bank service charges 50 Deposit in transit...
-
4 Smallman's Garage uses standards to plan and control labor time and expense. The standard time for an engine tune-up is 3.75 hours. and the standard labor rate is $15 per hour. Last week, 26...
Study smarter with the SolutionInn App