[See Steps] Tablet computers have become very popular and _ll a gap between smart- phones and PCs. A recent survey of tablets owners indicated that 70%
Question: Tablet computers have become very popular and _ll a gap between smart-
phones and PCs. A recent survey of tablets owners indicated that 70% use the device to play games, 44% use the device to access bank accounts, and 30% do both (play games and access bank accounts).
- David is a tablet owner. What is the probability that he uses the device to play games or to access bank accounts.
- What is the probability that David does not use the device to play games nor to access bank accounts?
- What is the probability that David uses the device to play games only.
- Ten tablet owners are selected at random. What is the probability that at most three of them use their device to play games only?
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