Notation: n manditory problem
(n) helper problem
{n} thought problem
[n] ungraded problem
Bracketed problems do not have to be turned in.
Chap Prob Description/Notes
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Homework 5:
15 2 probability rules
5 probability = 1/2
10 probability of interesting mail [hint: what about 12 days?]
11 AAA and AARP
12 Linda
14 how do we get the probability?
17 independence
20 getting hit by lightning
21 expected travel time
23 California Keno
From handout:
4.64 mean, median, mode
4.65 mean and st. dev. from graph
4.73 what is the better score? (ACT vs SAT)
4.75 three great hitters
compute chi-squared from the following table:
Men Women
Yes 50 70
No 80 60
optional: make up a small data set and comput st. deviation
other problems on the handouts may be useful for extra practice or review
This page maintained by:
Randall Pruim
Department of Mathematics and Statistics
Calvin College
rpruim@calvin.edu