The researchers would use a(n) __________-tailed test

In Buskist and Miller's research, when participants were instructed that a reinforcer was

only available every 60 seconds when, in fact, it was available every 30 seconds, approximately how often did they respond? a. Every 10 seconds b. Every 20 seconds c. Every 30 seconds d. Every 60 seconds e. Every 2 minutes

Maslow distinguished between

a. promotion-based and prevention-based motives. b. approach and avoidance motives. c. growth-based and deficiency-based motives. d. physical and spiritual motives.