Joe wondered what the average age of a Netflix Outer Banks viewer is, so he conducted an SRS of 12 subscribers about their age in years and found that the sample mean is 20.2 years old with a standard deviation of 2.2 years, What is a one-sided standardized test statistic for a sample with a-0.01 if Ho: u-19. O 1.991 O 2.132 O 1.890 O 2.001

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