Question 3 [15] In 16 test runs, the fuel consumption of an experimental engine had a...
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Question 3 [15] In 16 test runs, the fuel consumption of an experimental engine had a sample mean of 20 litres and a sample standard deviation of 2.2 litres. Required: a) Construct and interpret a 90% confidence interval for the population variance of the fuel consumption of the engine. (15) Question 3 [15] In 16 test runs, the fuel consumption of an experimental engine had a sample mean of 20 litres and a sample standard deviation of 2.2 litres. Required: a) Construct and interpret a 90% confidence interval for the population variance of the fuel consumption of the engine. (15)
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Given Total number of test auns n 16 Sample mean of the test x ao liters Sample s... View the full answer
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