homwork help

Write a formal document of your findings and include any required Excel support. Submit as a separate report
The background for this case was introduced in Chapter 2. This is a continuation of the case in Chapter 4. For this part of the case, compute confidence intervals for means and proportions and analyze the sampling errors, possibly suggesting larger sample sizes to obtain more precise esti-mates. Write up your findings in a formal report or add your findings to the report you completed for the case in Chapter 4, depending on your instructor’s requirements. Find the case attachement below