# Problems and Exercises

All Problems are from the book Seeing Through Statistics by Jessica Utts unless otherwise marked.
```
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
====	====	=================

Homework 6:

16	2	"You might expect to pay..."
{5}	detailed stories
{6}	telephone solictitation "up to \$300"
9	which is more likely
10	insurance sales persons
{12}	airline vs auto deaths and reporting them

17	1	chances of baby gender
{2}	when gambler fallacy doesn't apply
4	separated twins and their similarities
{5}	preminitions?
[7]	accuracy of AIDS testing
8	expected value for individuals, businesses
10	test results
11	dice games
12	cancer testing
17	gambler's fallacy?

18	1	Why rule for sample proportions applies
2	Draw a picture of sampling distribution
14	Does Rule for Sample Proportions apply?
16	Did you vote?  Did you lie?

Homework 7:

18 	9	Is sample large enough?

19	1	seldane-D
3	should Clinton be impeached and removed from office?
6	effects on confidence interval
7	1-900 survey
9	find results of a poll
10	largest standard deviation
12	what is the margin of error in this survey of Catholics?
13,14	world coming to end?

21	6	null and alternative hypotheses
7	types of error
{8}	type 2 error rate
9,10	testing ESP
15	false positives and negatives

```

This page maintained by:
Randall Pruim
Department of Mathematics and Statistics
Calvin College
rpruim@calvin.edu

Last Modified: Thursday, 11-Jan-2001 16:02:15 EST