Question: (e) What type of variation is present? I need help with B, D, and E. If the calculations can be done without an excel spreadsheet

(e) What type of variation is present? I need

(e) What type of variation is present?

I need help with B, D, and E. If the calculations can be done without an excel spreadsheet that would be amazing! It helps me understand better, Thank you!

A small, independent amusement park collects data on the number of cars with out-ofstate license plates. The sample size is fixed at n=25 each day. Data from the previous 10 days indicate the following number of out-of-state license plates: (a) Calculate the overall proportion of "tourists" (cars with out-of-state plates) and the standard deviation of proportions. (b) Using a 99.73% confidence, calculate the LCL and UCL for these data. (c) Draw the control chart? (d) Is the process under control? Explain why

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