You wish to test the following claim (Ha) at a significance level of a = 0.001. Ho : μ = 67.3 Ha : μ + 67.3 You believe the population is normally distributed and you know the standard deviation is o = 8.7. You obtain a sample mean of M = 70.2 for a sample of size n = 23. What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = What is the test statistic for this sample? (Report ansv er accurate to three decimal places.) test statistic =

MATLAB: An Introduction with Applications
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You wish to test the following claim (Ha) at a significance level of a = 0.001.
Ho : μ = 67.3
Ha : μ + 67.3
You believe the population is normally distributed and you know the standard deviation is o = 8.7. You
obtain a sample mean of M = 70.2 for a sample of size n = 23.
What is the critical value for this test? (Report answer accurate to three decimal places.)
critical value =
What is the test statistic for this sample? (Report ansv er accurate to three decimal places.)
test statistic =
Transcribed Image Text:You wish to test the following claim (Ha) at a significance level of a = 0.001. Ho : μ = 67.3 Ha : μ + 67.3 You believe the population is normally distributed and you know the standard deviation is o = 8.7. You obtain a sample mean of M = 70.2 for a sample of size n = 23. What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = What is the test statistic for this sample? (Report ansv er accurate to three decimal places.) test statistic =
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