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QUESTION 8 Suppose that a survey of women aged 2030 years suggests the following joint probability table relating to marital status and desire to become pregnant Within the next 12 months. Marital status Pregnancy No pregnancy Married Unmarried With reference to this joint probability distribution, if a woman aged 20-30 years is selected at random, the probability she is unmarried and/or does not desire to 0.20 0.02 become pregnant in the next 12 months is O 0.4 0.8 O 0.38 O 0.78 0.40 0.38 1 points