How many different wash dry crews are possible

Reference no: EM131424164

Psychology and Human Behavior

In a family with five children, two of the five are selected at random each evening to do the dishes. The first one selected washes, and the second one dries.

a. How many different wash-dry crews are possible?

b. Suppose there are two girls and three boys in the family. If the two girls are selected to wash and dry, is there any evidence to suggest the selection process was not random? Justify your answer.

Reference no: EM131424164

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