Mathematics, 20.09.2019 16:20 kaileyy06
Alarge retail company has 500 stores in the united sates and 300 stores in europe. the average number of employees per store is 200, for a total of 100,000 employees in the united states and 60,000 employees in europe. the company is considering offering employees one of two new benefits --one additional day of paid vacation per year or a small increase in pay. a survey will be given to a sample of employees to investigate which benefit is preferred and whether there is a difference in preference between employees in the united states and employees in europe. two sampling methods have been proposed. the company will randomly select 8 stores from its 800 stores. all employees at the 8 selected stores will be asked which bandit they prefer. the company will randomly select 1,000 employees from a list of all employees at the united states stores and 600 employees form a list of all employees at the european stores. all 1, 600 selected employees will be asked which benefit they prefer. a) one of the two methods results in a stratified sample of employees and the other results in a cluster sample of employees. i) identify the sampling method that results in a stratified sample employees and identify the strata. ii) identify the sampling method that results in a cluster sample of employees, and identify the clusters. b) give one statistical advantage and one statistical disadvantage of using sampling method 1.
Answers: 3
Mathematics, 21.06.2019 19:00
Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 is he correct? explain why or why not?
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Mathematics, 21.06.2019 20:00
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Alarge retail company has 500 stores in the united sates and 300 stores in europe. the average numbe...
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