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What is the standard deviation of the sample

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Reference no: EM132847753

1. A marketing manager plans to market and sell a certain product to improve companies profit. Which of the following can be a better choice for the manager?  

Product A: Product A with Mean profit of Php 100,000; standard deviation of Php 2,000

Product B: Product B with Mean Profit of Php 100,000; standard deviation of Php 2,500.     

2. Reflect

  1. If all the data in a given sample are the same, what is the standard deviation of the sample?
  2. If the given two sample data sets have the same standard deviation, are these samples necessarily identical?

Reference no: EM132847753

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