Suppose a z test with the following null and alternative hypotheses resulted in a z stat of -2.07. : Ho :μ = 50 H, :μ< 5

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Suppose a z test with the following null and alternative hypotheses resulted in a z stat of -2.07. : Ho :μ = 50 H, :μ< 50 : Which of the following plots represents the p-value for the test? Plot A Plot B T T -3 -2 -1 0 1 2 3 -3 -2 -1 0 1 2 3 Z Z Plot C Plot D ] -3 -2 -1 0 1 1 2 3 -3 -2. -1 0 1 2 3 z Z O Plot C 모 A TALK W cBook Air

What type of procedure should we use? Scenario 1: Suppose you want to test the value of the mean in a population. You collect a random sample of 60 which yields a sample mean and sample standard deviation. You only know sampled informatio [Select] re is appropriate for your data? one sample z procedure for a proportion. one sample t procedure for a mean. This scenario should use one sample z procedure for a mean. Scenario 2: Suppose you want to test the value of the mean in a population and you happen to know the population standard deviation. You obtain a random sample of 100. What type of procedure is appropriate for your data? This scenario should use a [Select] Scenario 3: Suppose you want to test the proportion of a categorical variable in a population. You randomly select 200 observations and use the data to perform a hypothesis test. What type of procedure is appropriate for your data? This scenario should use a [ Select] 1 A TALK W Book Air