Your statistics teacher announces a twenty-page reading assignment on Monday that is to be finished by Thursday morning. You intend to read the first x 1 pages Monday, the next x 2 pages Tuesday, and the final x 3 pages Wednesday, where x 1 + x 2 + x 3 = 20 and each x i ≥ 1 . In how many ways can you complete the assignment? That is, how many different sets of values can be chosen for x 1 , x 2 , and x 3 ?
Your statistics teacher announces a twenty-page reading assignment on Monday that is to be finished by Thursday morning. You intend to read the first x 1 pages Monday, the next x 2 pages Tuesday, and the final x 3 pages Wednesday, where x 1 + x 2 + x 3 = 20 and each x i ≥ 1 . In how many ways can you complete the assignment? That is, how many different sets of values can be chosen for x 1 , x 2 , and x 3 ?
Solution Summary: The author explains that there are 171 different sets of values that can be chosen for x_1,
Your statistics teacher announces a twenty-page reading assignment on Monday that is to be finished by Thursday morning. You intend to read the first x1 pages Monday, the next x2 pages Tuesday, and the final x3 pages Wednesday, where
x
1
+
x
2
+
x
3
=
20
and each
x
i
≥
1
. In how many ways can you complete the assignment? That is, how many different sets of values can be chosen for
x
1
,
x
2
,
and
x
3
?
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