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We are designing a new version of iOS for the iPhone. We are adding in some new features, including a double tap on the screen to undo sending a text message and a new voice command option where users can simply say “Hey Siri, what is on my agenda?” which prompts Siri to pull up their daily calendar. These new features are set as defaults on the new iOS. What is an important design consideration for this iOS update?

Explain the difference between a sensory threshold and a differential threshold.

I have successfully downloaded Honorlock on my device.

Which of the following increase the likelihood of injury?

We related personnel selection to signal detection theory. In this context, what is a “correct rejection”?

Which of the following does NOT contribute to fatigue potential?

Fill in the blank…if you must perform an action very fast, BLANK will suffer.

In displays, we discussed providing predictive aiding to users; why is it important to provide predictive aids? 

We discussed how time span impacts automation design. What is important for designers to consider when the system involves very long time spans? 

We have a sequence of letters to remember for the next 5 minutes; we cannot write them down. The sequence: FSAUBAICI. The order does not matter. Which of the following is the best chunking strategy we could employ to remember this sequence (for users who speak English)?