Why is the sample mean an unbiased estimator of the population mean?

Question:

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Basic Business Statistics Concepts And Applications

ISBN: 9780134684840

14th Edition

Authors: Mark L. Berenson, David M. Levine, Kathryn A. Szabat, David F. Stephan

See More Books

Question Posted: Jun 17, 2019 08:35 AM

See More Questions

What is the difference between a population distribution and a sampling distribution?
The operations manager at a light emitting diode (LED) light bulb factory needs to estimate the mean life of a large shipment of LEDs. The manufacturers specifications are that the standard deviation...
A GlobalWebIndex study noted the percentage of Internet users that owned various devices. Suppose that a survey of 1,000 Internet users found that 840 own a PC/laptop, 910 own a smartphone, 500 own a...
Rhenium forms a series of solid oxides: Re2O7 (yellow), ReO3 (red), Re2O5 (blue), and ReO2 (brown). One of them has a crystal structure with the following unit cell: a. How many rhenium atoms (gray...
Suppose we subject the ith mass (and no others) in a chain to a unit force, and then measure the resulting displacement of the jth mass. Prove that this is the same as the displacement of the ith...
When hyperbolic function keys are not available on a calculator, it is still possible to evaluate the inverse hyperbolic functions by expressing them as logarithms, as shown here. Use the formulas in...
P 13-3 Cash-flow hedges, interest rate swap On January 1, 2016, Cam borrows $400,000 from Ven. The five-year term note is a variable-rate one in which the 2016 interest rate is determined to be 8...
Analyzing and Interpreting Return on Assets Tiffany & Co. is one of the worlds premier jewelers and a designer of other fine gifts and housewares. Presented here are selected income statement and...
Current Assets Cash $35,730 Accounts Receivable $32,861 Inventory Finished Goods $56,071 Raw Materials $1.231 Suplies $1.835 Total Current Assets $127.728 Property, Plant & Equipment Equipment Less....
Firstly you have to identify or create a scenario which has some logical linkages with society. Scenario or topic should include at least three variables (one dependent and other two are independent...
An IAB study on the state of original digital video showed that original data video is becoming increasingly popular. Original digital video is defined as professionally produced video only for...
Under what circumstances does the sampling distribution of the proportion approximately follow the normal distribution?
One-dimensional steady-state conduction with no internal energy generation is occurring in a plane wall of constant thermal conductivity. (a) Is the prescribed temperature distribution possible?...
The Taylor series for natural logarithm (with base e) In(1+r) is In(1+2) -(-1)+1 for <1. (a) Write a user-defined function using loop that determines In(1+x) using the above Taylor series. Your...
Question 1: [up to 4 pts] Suppose that a = 1, a2 = 2, a3 = = 3, and an = an-3 for all n 4. If an integral with respect to y is used to find the area of R, what should the upper limit of integration...
Sunn Company manufactures a single product that sells for $180 per unit and whose variable costs are $141 per unit. The company's annual fixed costs are $636,000. The sales manager predicts that next...
Question 22(5 points) Silver Corp. declares a 15% stock dividend to its shareholders on 1/18. On that date, the company had 15,000 shares issued and 12,000 shares outstanding. Silver Corp. common...
Select your a diagnosis from the DSM-5. using your information found through a search of the literature available on your selected diagnosis using appropriate references of peer reviewed journal...
In Exercises the angle lies at the center of a circle and subtends an arc of the circle. Find the missing angle measure, circle radius, or arc length. Angle Radius Are Length ? 6 3/2
Using a graphing utility, graph y = cot -1 x.
If, in a sample of n = 160 selected from a left-skewed population, = 65, and S = 21, would you use the t test to test the null hypothesis H0: = 60? Discuss.
You are the manager of a restaurant for a fast-food franchise. Last month, the mean waiting time at the drive-through window for branches in your geographical region, as measured from the time a...
A manufacturer of chocolate candies uses machines to package candies as they move along a filling line. Although the packages are labeled as 8 ounces, the company wants the packages to contain a mean...
Cash from Operating Activities: ______________ Cash from Investing Activities: ______________ Cash from Financing Activities: ______________ Problem 2: Financial Ratios The GAP Macys 1 Current Ratio...
On January 1, 2021, Winky Enterprises issued 12% bonds dated January 1, 2021, with a face amount of $2,800,000. The bonds mature in 2030 (10 years). For bonds of similar risk and maturity, the market...
Using the following accounts and balances, prepare the stockholders' equity vection of the balance sheet. Pilty thousand shares of common stock are authorised, and 1,000 shares have been recoured,...

Why is the sample mean an unbiased estimator of the population mean?

Question:

Step by Step Answer:

Because the averag...View the full answer

Basic Business Statistics Concepts And Applications

Students also viewed these Mathematics questions