Sampling Methods: Benefits Package An important part of employee compensation is

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Sampling Methods: Benefits Package

An important part of employee compensation is a benefits package, which might include health insurance, life insurance, child care, vacation days, retirement plan, parental leave, bonuses, ect. Suppose you want to conduct a survey of benefits packages available in private businesses in Hawaii. You want a sample size of 100. Some sampling techniques are described below. Categorize each technique as simple random sample, stratified sample, systematic sample, cluster sample, or convenience sample.

a) Assign each business in the Island Business Directory a number, and then use a random-number table to select the businesses to be included in the sample.

b) Use postal ZIP Codes to divide the state into regions. Pick a random sample of 10 ZIP Codes areas and then include all the businesses in each selected ZIP Code aera.

c) Send a team of five research assistants to Bishop Street in downtown Honolulu. Let each assistant select a block or building and interview an employee from each busines found. Each researcher can have the rest of the day off after getting responses from 20 different businesses.

d) Use the Island Business Directory, Number all the businesses. Select a starting place at random, and then use every 50th business listed until you have 100 businesses.

c) Group the businesses according to type: medical, shipping, retail, manufacturing, financial, construction, restaurant, hotel, tourism, other. Then select a random sampe of 10 businesses from each business type.

Pleas solve and show your work, thank you.

Explanation / Answer

a) Here using a random number table to select the sample so It is a simple random sampling.

b) here the population clustered according to zip codes and selected sample 10 zipcodes and select all the persons. so it is a cluster sampling.

d) Here every 50th business listed is included in the sample so this is a systmatic sampling.

e) here it was startified into type of business and randomly selecting 10 business from each type. so this is a stratified random sampling.

c) It is a convenience sampling, since the researcher asked to take 20 samples according their will.

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