What is random sampling? Why is it necessary for a sample to be obtained randomly rather than

Question:

What is random sampling? Why is it necessary for a sample to be obtained randomly rather than conveniently? Will randomness guarantee that a sample will provide accurate information about the population? Explain.

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

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals Of Statistics

ISBN: 9780321844606

4th Edition

Authors: Michael Sullivan III

See More Books

Question Posted: Apr 27, 2015 01:02 PM

See More Questions

Why is it necessary for managers and other decision makers to understand how accounting information is developed and reported? Shouldnt it just be managements job to manage and the accountants job to...
Why is it necessary for a company to specify a relevant range of activity when making assumptions about cost behavior?
What is a responsible party? Why is it necessary for the accountant to identify one?
A company operates a standard absorption costing system and absorbs fixed production overheads based on machine hours. The budgeted fixed production overheads for the company for the previous year...
Lipton, a company primarily known for tea, considered using coupons to stimulate sales of its packaged dinner entrees. The company was particularly interested whether there was a diffences in the...
If the dividend payout ratio in problem 9 is fixed at 50%, calculate the required total external financing for growth rates in 2016 of 15%, 20%, and 25%. Income Statement, 2015...
What is delegation? What is its significance in structural modeling?
Ferris Bueller, Inc., owns a building in Des Moines, Iowa, that was built at a cost of $5,000,000 in 2000. The building was used as a manufacturing facility from 2001 to 2010. However, economic...
Current Attempt in Progress Pharoah Industries sells two electrical components with the following characteristics. Fixed costs for the company are $390,000 per year. XL-709 CD-918 Sales price $28 $43...
1. Anderson was seriously injured in a traffic accident. Andersons daughter called a doctor, Lawrence, and told him to give my father the best care you can give him, and Ill pay whatever you charge....
Suppose a political strategist wants to get a sense of how American adults aged 18 years or older feel about health care and health insurance. (a) In a political poll, what would be a good frame to...
What is a closed question? What is an open question? Discuss the advantages and disadvantages of each type of question.
Angela Walsh is a new staff auditor. On her first three engagements, she was assigned to perform tests of controls for acquisitions and payments and test of details of balances for accounts payable....
Explain the position adopted in the case of Ultramares v Touche (1931) with respect to auditors liability to third parties. What reason did the judge give for his decision in this case?
Is Crosbys work truly based on an approach rooted in engagement, exhortations and evangelism or is that merely a wrapper around an essentially mechanistic approach to achieving quality?
The velocity field of a fluid $\mathbf{v}$ (in meters per second) has divergence $\operatorname{div}(\mathbf{v})(P)=3$ at the point $P=$ $(2,2,2)$. Estimate the flow rate out of the sphere of...
Distinguish briefly between a breach of auditors statutory duties and a breach of their common law duties.
Describe briefly the three steps in setting planning materiality.
A home heating system maintains the indoor temperature at 20 C. The outside temperature is 0 C. A furnace burns natural gas to heat a 1:4 mixture of outside and inside air. The resulting air is at a...
Refer to the Conservation Ecology (Dec. 2003) study of the causes of forest fragmentation, presented in Exercise 2.166 (p. 97). Recall that the researchers used advanced high-resolution satellite...
The following data represent the birth weights (in grams) of babies born in 2013, along with the period of gestation. (a) What is the probability that a randomly selected baby born in 2013 was...
Let the sample space be S = 5red, green, blue, orange, yellow6. Suppose that the outcomes are equally likely. Compute the probability of the event: 1. F = {green or orange} 2. E = {red or blue or...
In 1996, a New York couple won $2.5 million in the state lottery. Eleven years later, the couple won $5 million in the state lottery using the same set of numbers. The odds of winning the New York...
Athens Gas Station has figured out the weekly demand distribution for their gas sales. Each gallon of gas sold at the pump results in a profit of 10 cents/gallon and any lost sales results in a cost...
1. The maximum pressure an eardrum can withstand without rupturing is Pmax = 3.0102 Pa. Assume a sound is made at that pressure. If the density of air is, p=1.20 kg/m, and the speed of sound is 340...
52. A wave is sent down a string with a linear mass density of 1.600 x 10-4 kg/m. The wavefunction that describes this wave is: y(x,t) = (0.021 m)*sin{(2.00 rad/m)*x + (30.0 rad/s)*t} What is the...

What is random sampling? Why is it necessary for a sample to be obtained randomly rather than

Question:

Step by Step Answer:

Random sampling means that the individuals chosen to be i...View the full answer

Fundamentals Of Statistics

Students also viewed these Statistics questions