Technology Adopters. Use the following information for Exercises 49–51. The Gallup organization published a study8 in which it categorized American technology adopters as either Super Tech Adopters (31%), Smart Phone Reliants (19%), Mature Technophiles (22%), or Tech-Averse Olders (28%). Suppose we select one technology adopter at random.

Question 5.157

51. Find the following probabilities:

  1. Selecting a technology adopter who is a Super Tech Adopter or a Smart Phone Reliant or a Mature Technophile.
  2. Selecting a technology adopter who is neither a Super Tech Adopter nor a Smart Phone Reliant nor a Mature Technophile.

5.2.51

(a) 0.72 (b) 0.28