If we have data that have been sampled from a population that is normally distributed with a mean of 50 and a standard deviation of 10, we would expect that 95% of our observations would lie in the interval that is approximately

An epidemiologist is conducting a survey of women who have experienced menopause. If the sample consists of 10,000 women, how many are likely to experience osteoporosis?

a) 100 b) 500 c) 1,000 d) 2,500

Miranda notices that her cat salivates as soon as her cat hears the sound of the electric can opener. In this example, the sound of the can opener is the __________

a) primary stimulus. b) positive reinforcer. c) conditioned stimulus. d) secondary reinforcer.