Answer to Question #128994 in Statistics and Probability for Taimoor

Question

  A manufacturer of a new light bulb would like to demonstrate that his product works twice as fast as the competitor’s product. The manufacturer would like to test

           H₀ :

           H₁ :

Where are the mean life time of the bulbs of manufacture’s product and competitor’s product, respectively? Assume that both population variances are known. Develop a procedure for testing the above hypothesis.

Answer 1

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