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Recall that Ed Diener and his colleagues monitored almost thirty homes throughout the city of Seattle on Halloween night. They recorded whether each trick-or-treater arrived alone or in a group. The researchers also randomly asked some children arriving alone and some arriving in groups to provide their names and addresses. The results of this study showed that children were more likely to take more treats than they were supposed to if they arrived ________ and if they were ________. 

Follow these steps carefully,  1. Read steps 1-4 (just read), then, open Gradescope using this link GRADESCOPE for the password to the exam file. The password is in the file on gradescope. Note: the real timer for the exam is the one on gradescope, the exam starts once you click on the exam on gradescope. 3. Click on this link to view the questions. It will ask for the password from gradescope Password Link (Google Docs). 4. Finish the exam and submit it on gradescope. You may use this link to access your email: https://www.umass.edu/it/email. 5. Click on submit all answers to complete the test! Note, the time log for when you submitted on gradescope will be cross-referenced with your submission time on Canvas. Any large time difference is a red flag.   INSTRUCTIONS TO SUBMIT YOUR EXAM (AFTER YOU ARE DONE)1. Use an app (Adobe Scan, Office Lens, etc) to scan your work as a SINGLE pdf file, make sure every page is scanned. *Make sure you are sending yourself a PDF, not a link, use “Send a Copy” when using Adobe Scan.2. Send the single pdf file to your email address using your phone. 3. Open your email using  https://www.umass.edu/it/emailLinks to an external site. and download the file (Do not try to open file after you download). 4. On gradescope, click on “Upload PDF”, this will allow you to track down the file you downloaded and upload. 5. Select and match the pages on gradescope and submit. This process should be done while honorlock is still on. ***All submissions must be made while honorlock is running. If you run into any issues, keep honorlock running and send an email to the instructor.

Uranium-235, with a half-life of 713,000,000 years, decays to lead-207. If a rock sample is determined to have one-quarter of the uranium-235 content it had when it formed, the age of the rock sample can be estimated to be approximately ______ years old.

______ are the dominant herbivores of tropical grassland ecosystems.

Some fish have bony fins. If the body of water they are in dries out, these fins can be used to help the fish “walk” to another body of water. In this context, bony fins are an example of ______.

Flamingos get their color by eating certain types of crustaceans.  Some flamingos aren’t very good at finding food and are white, and some have adaptations that make finding food easy and they are red.  Pink males find an intermediate amount of food and have lots of time to court females, so they are deemed most attractive by females.  This scenario describes what selection type?  

Which of the following would be an example of paedomorphosis?

What is one important difference between tropical and temperate grasslands?

A contralateral ICA occlusion may cause the ipsilateral ICA velocities to be which one of the followings?

Generally, flow in all the normal carotid arteries is ______ flow