Give a possible explanation as to why most of the values of petal length and width fall in the buckets along the diagonal in Figure 3.9.
What will be an ideal response?
We would expect such a distribution if the three species of Iris can be ordered
according to their size, and if petal length and width are both correlated to
the size of the plant and each other.
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From the Word start page, if you want to open a Word document that is not listed in the Recent documents list, click ________
A) Open Other Documents B) the File tab C) Computer D) the application's icon on the taskbar
Which of the following statements about Intents is false?
a. Intents are Android’s mechanism for communicating between executable com-ponents—such as activities, background services and the operating system. b. You state your intent, then Android uses intent messaging to coordinate the exe-cutable components to accomplish what you intend to do. c. This tight coupling makes it easy to mix and match parts of different applications. d. You tell Android what you want to accomplish, then let Android find the installed applications with activities that can handle the task.