Information given: The more recent data from Fast’s monthly customer survey is now available (Customer Survey Data tab). The data are the responses on a scale of 1 to 5 on the dimensions (factors) of quality, ease of use, price and service. For purposes of this analysis, assume the measurement scale of data is interval
Directions: Using point and interval estimates to analyze the data. Specifically, you should address differences between regions’ mean scores, i.e. are any shown to be statistically significant. Then present the results of your analysis in a set of four Excel charts (one for each dimension) showing the point estimates and confidence intervals for each region on tab Customer Survey Charts. Your charts should be as close as possible to the example shown.
Solved by V. J. in 27 mins