A couple plans to have 7 children. Find the probability of having at least one girl
Question
Solution 1
To solve this problem, we will use the concept of probability.
Step 1: Identify the total number of outcomes The couple plans to have 7 children, and each child can be either a boy or a girl. So, for each child, there are 2 possibilities. Therefore, the total number of outcomes is 2^7 = 128.
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