One hundred people were asked, “Do you favor stronger laws o…

One hundred people were asked, “Do you favor stronger laws on gun control?” Of the 33 that answered “yes” to the question, 14 were male. Of the 67 that answered “no” to the question, six were male. If one person is selected at random, what is the probability that this person answered “yes” or was a male?

Göthe, Oberauer, and Kliegl (2007) compared younger and olde…

Göthe, Oberauer, and Kliegl (2007) compared younger and older adults in two tasks. One task was a visual-motor task in which participants had to mentally track the location of an arrow as it moved to various marked locations on a computer screen. The second task was a simple numerical task, that is, to add a number to a pre-existing sum every time the participant heard a tone. They found that: