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1. In the text above, the endpoints for our confidence interval are 2.2683 and 2.4717. Show how…

1. In the text above, the endpoints for our confidence interval are 2.2683 and 2.4717. Show how…

1. In the text above, the endpoints for our confidence interval are 2.2683 and 2.4717. Show how we obtained these endpoints.2. (a) Derive the conceptual formula:(b) Derive the computing formula:(c) Evaluate s using each of the two formulas above for the sample …(d) Show that s is a random variable. (e) Why do we use s instead of fr to estimate the standard error of the estimator  ?