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A large cable company reports the following. 80% of its customers subscribe to its cable TV service 42% of its customers subscribe to its Internet service 35% of its customers subscribe to its telephone service 27% of its customers subscribe to both its cable TV and Internet service 22% of its customers subscribe to both its cable TV and phone service 23% of its customers subscribe to both its Internet and phone service 15% of its customers subscribe to all three services Consider the chance experiment that consists of selecting one of the cable company customers at random. Use the probability formulas of this section to find the following probabilities. (a) P(cable TV only)   (b) P(Internet|cable TV)   (c) P(exactly two services)   (d) P(Internet and cable TV only)

A large cable company reports the following. 80% of its customers subscribe to its cable TV service 42% of its customers subscribe to its Internet service 35% of its customers subscribe to its telephone service 27% of its customers subscribe to both its cable TV and Internet service 22% of its customers subscribe to both its cable TV and phone service 23% of its customers subscribe to both its Internet and phone service 15% of its customers subscribe to all three services Consider the chance experiment that consists of selecting one of the cable company customers at random. Use the probability formulas of this section to find the following probabilities. (a) P(cable TV only)   (b) P(Internet|cable TV)   (c) P(exactly two services)   (d) P(Internet and cable TV only)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 13CYU
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A large cable company reports the following.
  • 80% of its customers subscribe to its cable TV service
  • 42% of its customers subscribe to its Internet service
  • 35% of its customers subscribe to its telephone service
  • 27% of its customers subscribe to both its cable TV and Internet service
  • 22% of its customers subscribe to both its cable TV and phone service
  • 23% of its customers subscribe to both its Internet and phone service
  • 15% of its customers subscribe to all three services
Consider the chance experiment that consists of selecting one of the cable company customers at random. Use the probability formulas of this section to find the following probabilities.
(a)
P(cable TV only)
 
(b)
P(Internet|cable TV)
 
(c)
P(exactly two services)
 
(d)
P(Internet and cable TV only)
 
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