Question: When using the formula I do not quite understand how to get the simplified fraction. Help The table shows the results of a restaurant survey.

When using the formula I do not quite understand how to get the simplified fraction. Help

The table shows the results of a restaurant survey. Find the probability P(B |X"). (35) (2C5) (D) Lunch (X) (19 Dinner (Y) 44 39 20 122 Total 63 74 247 _-i--=>_- P(B'|X") = D (Simplify your answer. Type an integer or a simplied fraction.)

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