Sampling and Data Collection Plan

Topics: Sampling, Sample, Data collection / Pages: 4 (595 words) / Published: Nov 9th, 2014
Sampling and Data Collection Plan

Amy Nguyen
QNT/561
November 3, 2014
Dr. Anthony Matias
Sampling and Data Collection Plan
Population and Size
The population would be the customers of Starbucks. The size of the population is 300.
Target Population
The target population would be the senior, middle, and young customers of the organization as it would help to find out that how much coffee effect their life. The customers would have more knowledge about the effects of drinking too much coffee daily.
Sampling Element
Survey would be used to conduct the research. Following are the questions that would be included:
Scalethat would be employed is given below.
SA: Strongly Agree D: Disagree
A: Agree SD: Strongly disagree.
N: neutral
No.
Questions
SA
A
N
D
SD
1
Coffee is one of the main causes in the amount of coffee assortments you drink daily.
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4
5
2
Drinking too much coffee daily can cause health problems
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2
3
4
5
3
You need to drink at least one coffee per day
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2
3
4
5
4
You visit Starbucks at least 2 times per week
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2
3
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5
5
You think that people should consider avoiding coffee or switching to decaf, especially women who are pregnant, or people who have a hard time controlling their blood pressure or blood sugar.
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6
Heavy daily caffeine use more than 500 to 600 mg a day may cause side effects such as Insomnia
Nervousness
Restlessness
Irritability
Stomach upset
Fast heartbeat
Muscle tremors

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5

Sample size
Forty employees of Starbucks would be used.
Method of sampling
Simple random sampling would be used. The senior, middle, and young customers of the organization would be selected randomly to conduct the survey.
Validity and Reliability
Validity and reliability is very much important for a research. If the data would not be reliable or valid then the research would be of no use. To maximize the validity and reliability, a pilot testing



References: HEI Records Management. (2007). Retrieved August 10, 2014 fromhttp://tools.jiscinfonet.ac.uk/downloads/bcs-rrs/managing-research-records.pdf Validity and Reliability. (n.d). Retrieved August 10, 2014 fromhttp://www.nationaltechcenter.org/index.php/products/at-research-matters/validity/ Appendix Calculate the sample size using a 95% confidence level, and a 5% margin of error. 1-α= 1-0.95= 0.05 =α/2 =0.025 Zα/2= Z0.025= 1.96 ME= 5 %= 0.05 n= CI/ ME= 39.2 or 40.

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