Part 1.Write a 250- to 300-word response to the following:How do you describe the relationship of the Z table to the standard normal distribution table?PART 2.Provide an answer or related insights in 150 words.With your great understanding when do you think you would use a z test?PART 3Write a 250- to 300-word response to the following:Is normal distribution always symmetrical? Why or why not? Explain your answer, and cite specific sources to support it.

What is an example of when you would want consistent data and, therefore, a small standard deviation? What is an example of when you might want a large standard deviation? That is, data that is more spread out? 

You are in charge of conducting an analysis for your organization to see if there is a difference between manager and individual contributor employee satisfaction. Your coworker has already collected the data and it is ready for you to analyze.Review the data your coworker collected in the Analysis of t-Test Data Spreadsheet.First, plan your analysis. Second, conduct your analysis.Explain the followings:Part 1: PlanningWhat are the null and alternative hypotheses?Where did you obtain your data or who obtained it for you?Part 2: AnalysisWhat are the descriptive statistics for your sample? Include:Sample sizeMeanMedianModeStandard deviation