Sample Essays

Found 18728 essays.

Strengths and weaknesses in sampling

For example, the cost of the sample, the time duration of the sample, and the size of the population that will be used in order to obtain relevant information and the level of sampling error that will occur once the results of the sample are complete. Budget can greatly affect the sampling method chosen, therefore it is important to ensure the sampl...

2180 words (5.5 pages)
Inferential Statistics and Introductory to Operations Research

Judgement sampling: Personal judgement is used by the researcher to select the best sampling units to include in the sample. Cluster random sampling: The entire population is divided into clusters, and a random sample of these clusters are selected.

428 words (1.1 pages)
Inferential Statistics and Introductory to Operations

A census involves the gathering of data on a random variable from every member of the target population A sample is a subset of all members of a target population. Judgement sampling: Personal judgement is used by the researcher to select the best sampling units to include in the sample.

428 words (1.1 pages)
Writing and Free Sample Essay

If you look for sample papers online, you will probably find a great number of APA sample papers, MLA sample papers, and MBA sample papers in particular. is the company that offers you the best customized solution against all types of sample papers including, sample dissertation, sample thesis paper, sample essay paper and free sa...

1167 words (2.9 pages)
Sampling Probability Essay

The use of a quota sample, which leads to the stratification of a sample (e.g. Quota sampling is particularly useful when you are unable to obtain a probability sample, but you are still trying to create a sample that is as representative as possible of the population being studied.

3326 words (8.3 pages)
Probability And Non Probability Sampling Cultural Studies Essay

It might not be possible to accurately identify the sample using this method in case the population is very large. Quota sampling is particularly useful when you are unable to obtain a probability sample, but you are still trying to create a sample that is as representative as possible of the population being studied.

3433 words (8.6 pages)
What is Research Design?

Double sampling refers to the subsection of the final sample form a pre-selected larger sample that provided information for improving the final selection. Instead, information is obtained from a larger preliminary sample nL which includes the final sample n. .

4586 words (11.5 pages)
5 Common Sampling Techniques Used in Business Research

A stratified sample gives greater precision than the simple random sampling of the same population, which make stratified random sampling be better to use a small group to save time and money. The term snowball sample refers to the expanding of the research as the snowball when it rolls down the hill.

1318 words (3.3 pages)
Relationship Between Leadership Style and Employee Engagment

It is evident from the table that 81 individuals of research sample strongly agreed at 34.3%, whereas 84 individuals of research sample agreed at 35.6% and 41 individuals of research sample were neutral at 17.4%, yet, 21 individuals of research sample disagreed at 8.9%, and finally 9 individuals of research sample strongly disagreed at 3.8%. It is e...

4262 words (10.7 pages)
Different Types Of Sampling Method Education Essay

Cluster sampling is an example of ‘two-stage sampling’ or ‘multistage sampling’: in the first stage a sample of areas is chosen; in the second stage a sample of respondents within those areas is selected. The effects of the input variables on the target are often estimated with more precision with the choice-based sample even when a smaller overall ...

5121 words (12.8 pages)
Sampling methods and techniques

In the final step of the sample design, a researcher must decide the type of the sample s/he will use i.e., s/he must decide about the techniques to be used in selecting the items for the sample. The reliability of the law depends on the two factors viz., (i) the size of the sample which says that the larger the sample, the more reliable are its ind...

2623 words (6.6 pages)
Sampling Methods and Statistics Case Study

Accurate estimation depends on representativeness of the sample as well as extent of variability in the population. From the example of the five children, taking the sample means, we can calculate σ ẋ as: σ ẋ = where N is the number of sample means.

783 words (2.0 pages)
Determining Sample Design By Deliberate Sampling Technology Essay

Researchers often use sample survey methodology to obtain information about a large aggregate or population by selecting and measuring a sample from that population. Second biases may exist in the selection of sample elements within a given cell- even though its proportion of the population is accurately estimated.

1999 words (5.0 pages)
Random Sampling Method Essay

Stratified random sampling The process of selecting a sample in such a way that identified subgroups in the population are represented in the sample in the same proportion as they exist in the population. A stratified random sample is a sample selected so that certain characteristics are represented in the sample in the same proportion as they occur...

398 words (1.0 pages)
Non Probability Sampling Methods Essay

· It is used to sample low incidence or rare populations . Now the various field workers are assigned quotas to select the sample from each group in such a way that a total sample of 200 is selected in the same proportion as mentioned above.

770 words (1.9 pages)
Sampling methods Essay

Simple random sampling is most appropriate when the entire population from which the sample is taken is homogeneous. In nonprobability sampling, the degree to which the sample differs from the population remains unknown.Stratified sampling techniques are generally used when the population is heterogeneous, or dissimilar, where certain homogeneous, o...

217 words (0.5 pages)
Types of Sampling Essay

A very simple statement of the conclusion is that the variance of the estimator is smaller if it came from a stratified random sample than from simple random sample of the same size. Since small variance means more precise information from the sample, we see that this is consistent with stratified random sampling giving better estimators for a given...

1396 words (3.5 pages)
Audit Sampling and the Auditor’s Objective

When a population can be appropriately stratified, the aggregate of the sample sizes from the strata generally will be less than the sample size that would have been required to attain a given level of sampling risk, had one sample been drawn from the whole population. Because the purpose of sampling is to provide a reasonable basis for the auditor ...

4557 words (11.4 pages)
Sampling Process

Volunteering for the sample may be determined by characteristics such as submissiveness or availability. This error sometimes makes it unlikely that the sample will accurately represent the broader population.

640 words (1.6 pages)
How Sample Surveys Go Wrong Essay

Let’s look at sources of errors in sample surveys and at how samplers combat them. Sampling in the real world is more complex and less reliable than choosing a Simple Random Sample (SRS) from a list of names in an exercise.

535 words (1.3 pages)
Sampling frequency Essay

If the new sample rate is lower than the original one, filter the signal to eliminate frequencies above half of the new sample rate. Since several existing samples must be taken into account before and after the new sample, the sample rate conversion causes a signal delay, the greater the more the conversion is precise.

708 words (1.8 pages)
Probability Sampling

We decided to select a sample of 2,000 from 76,000. You think that a sample of 300 would be satisfactory for your work.

746 words (1.9 pages)
Sample Size Estimation as Exemplified in Job Satisfaction Survey

Thus, for a unique sample, there is greater chance of underachieving rather than overachieving the desired sample size when using a pilot study with sample size (p. 320). computed for the mean, the variance, and the skewness of an estimate sample size ( ) that makes use of a pilot sample variance for single variable from a normally distributed popul...

839 words (2.1 pages)
Understanding Business Research Terms and Concepts

The probability sampling procedure in which the target population is first separated into mutually exclusive, equal segments, then a simple random sample is selected from each segment, and combined into a single sample is a process called stratified random sampling. Systematic sampling is a probability sampling procedure in which a random selection ...

1659 words (4.1 pages)
Probability and Non-probability Samples

Non-probability samples allow for detailed contextual descriptions of the samples used, especially in situations where the sample size is limited. In many practical situations , researchers are presented with situations where they do not have the luxury of having  a large population to pick  sample from.

696 words (1.7 pages)
Questions to Ask Before You Believe a Pol Essay

The margin of error announced by a sample survey covers only random sampling error, the variation due to chance in choosing a random sample. Even professional sample surveys don’t give exactly correct information about the population.

494 words (1.2 pages)
Effect of Media Violence on Children Essay

For each selected cluster, either all the elements are included in the sample or a sample of elements is drawn probabilistically. Single Cross Sectional Design: A cross sectional design in which one sample of respondents is drawn from the target population and information is obtained from this sample once.

1917 words (4.8 pages)
Solution of Ms-95 Assignment Dec 2011 Essay

This has to be accounted for when we select a sample from the population in order that we obtain a sample that is representative of the population. For example, in Ontario a survey taken throughout the province might use a larger sampling fraction in the less populated north, since the disparity in population between north and south is so great that...

849 words (2.1 pages)
Simple Random Sampling Essay

The random sampling is used to achieve the unbiased sample. Example 2: Find out the location of the quadrant in which the points are (-2, -1) and (-3, -1).

405 words (1.0 pages)
Review Sheet Results

By comparing the results of a the healthy individual (sample 1) with the individual that has sickle cell anemia, the erythrocyte sedimentation rate (ESR) for sample 1 was 5mm/hr vs. sample 3 which was 0mm/hr. Blood samples: B+ (sample 2), B- (sample 6), O- (sample 4).

1674 words (4.2 pages)

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