Exam 1 Solution

1 seven normal six sided fair dice are rolled what

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: that remain that differ in rank from the first two, etc. This gives the answer: 52 48 44 28 × × ×. . .× 52 51 50 46 This is equal to the answer given above. A common error, however, was to have the 52 expression 52x48x.44x...x28 in the numerator, and the binomial coefficient in 7 the denominator. That's mixing two different interpretations of the outcome of the experiment: one as the selection of a sequence of cards, and the other as the selection of a set of cards. Both are ok, but you have to be consistent. 6. (a) Consider the following experiment: Repeatedly sample people until you find one born in July. Describe a sample space giving the set of outcomes of this experiment, and an associated probability function. There are several correct answers, depending on how you define an `outcome'. Solution. You can define an outcome as a finite...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online