{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

# HWK 19 - an increase in late departures As seen in the...

This preview shows page 1. Sign up to view the full content.

Homework 18 Problem #11 A) B) As there is an increase in the percentage of late arrivals there is an increase  in the percentage of late arrivals. C) SUMMARY OUTPUT Regression Statistics Multiple R 0.9 R Square 0.8 Adjusted R Square 0.79 Standard Error 1.64 Observations 13 ANOVA df SS MS F Significance F Regression 1 121.47 121.47 45.13 0 Residual 11 29.61 2.69 Total 12 151.08 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Intercept 2.42 2.71 0.89 0.39 -3.55 8.39 Arrive% 0.86 0.13 6.72 0 0.58 1.14 Late Departures % = .85 * Late Arrival % + 2.4 + Epsilon  D) There is a positive relationship between late arrivals and late departures.  Therefore, when you have an increase in the percentage of late arrivals there is also
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: an increase in late departures. As seen in the scattergram as late arrivals percentage increases late departures increases as well showing that the trendline has a positve slope E) Late Departures % of Philidelphia = 21.24 The estimate of late departure percentage for Philidelpha is 21.24 % There is a possible error in our estimate because of epsilon. Epsilon is placed into the equation to allow for a MOE. As seen in the graph the trend line does not go through every point on the graph. 2 4 6 8 10 12 2 4 6 8 10 12 Percentage Of Late Arrivals and Departures Linear Regression for...
View Full Document

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern