The textbook's "Tips to Wellness" section recommends the following: increase physical activity, improve nutrition, maintain a healthy body weight, get adequate sleep, and develop effective ways to cope with stress

A sample that does not represent the entire group of interest is called a _____ sample

a) bad b) random c) biased d) partial

Betty joined the college's photography club because she heard that a couple of people in the club had said she took really wonderful pictures. The idea that she liked the people in the club because she believed they liked her is an example of __________

a) reciprocity. b) the mere-exposure effect. c) the halo effect. d) self-serving bias.