For continuous data, small sample size, calculate the 95% confidence interval for the population mean. Given: Sample size = 16, average of the samples = 12, df=n-1, and the sample standard deviation is 4.

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For continuous data, small sample size, calculate the 95% confidence interval for the population mean. Given: Sample size = 16, average of the samples = 12, df=n-1, and the sample standard deviation is 4.

  • 4.869 ≤ µ ≤ 7.131
  • 9.869 ≤ µ ≤ 14.131
  • 1.869 ≤ µ ≤ 5.131
  • 14.869 ≤ µ ≤ 17.131

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Six Sigma Advanced Analyze Phase Coursera Quiz Answers

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  1. If you want to test the claim that the MTBF of a particular piece of equipment has increased from 1230 operating hours, what would your null hypothesis be?
  2. If your hypothesis test is: H0: µ ≤ 23.6, H1: µ > 23.6, what type of test will you need to do?
  3. While performing a hypothesis test, you calculate a p-value of 0.05. If the desired level of significance α = 0.01 then the conclusion is:
  4. Suppose we have the following hypothesis Z-test: A vendor claims their parts are shipped with a measurement of 1.86 cm. Assume σ = 0.03, n=64, critical values are ±1.96, and we calculate Z=3.6. What would we conclude?

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Suppose we have the following hypothesis Z-test: A vendor claims their parts are shipped with a measurement of 1.86 cm. Assume σ = 0.03, n=64, critical values are ±1.96, and we calculate Z=3.6. What would we conclude?

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Suppose we have the following hypothesis Z-test: A vendor claims their parts are shipped with a measurement of 1.86 cm. Assume σ = 0.03, n=64, critical values are ±1.96, and we calculate Z=3.6. What would we conclude? Conclude that 3.6 is outside the critical region, do not reject H0 and state the vendor’s claim is…