Current data on the gender pay gap shows that, in 2010, women’s median weekly earnings were about ____ of men’s median weekly earnings.

Merit pay plans attempt to link pay to performance on blue-collar jobs.

a. true b. false

Apart from the severity of the physiological symptoms, how else might you distinguish between sleep terrors and nightmares?

a) Sleep terrors occur out of Stage 4 sleep; nightmares occur out of REM sleep. b) Adults tend to have sleep terrors; children are more likely to have nightmares. c) Sleep terrors tend to occur later in sleep; nightmares tend to occur early in sleep. d) The content of a sleep terror is often remembered because of its violent nature; the content of nightmares is rarely recalled.