# Chapter 12 - Introducing Probability - Apply Your Knowledge: 12.10b

.128

#### Work Step by Step

The probability that should replace '?' is the probability that a Canadian's mother tongue is a language other than English or French. This value is equal to one minus the the sum of the probability that a Canadian's mother tongue is English and the probability that a Canadian's mother tongue is French. $1-(.083+.789) = .128$

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